| The Freshwater Mussels (Unionoida) of the World (and other less consequential bivalves)FM(U)otW(aolcb) is the web version of the MUSSEL Project Database. Follow the links to browse the data or use the custom Google search field. Either way, you win! 
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 Bivalvia | Unionoida | Unionoidea family UNIONIDAE Rafinesque, 1820: cladomics5 subfamilies, 32 genera
 Cladomics pages are experimental — even more so than the rest of this site! The purpose of the cladomics pages for each genus and family-group level taxon is to 
    provide statistics and references indicating the extent to which published phylogenetic 
    work supports the classification used here.  The Cladomics Summary provides an 
    overview of the number of studies that have included terminal species representing this 
    taxon as well as an indication of how frequently it has been recovered as monophyletic.  Following the summary, the available published clades representing the taxon are listed.  For more information, visit the Cladomics FARQ (frequently 
    asked rhetorical questions) page. Abbreviations for the various statistics are explained on 
    the FARQ! Cladomics Summarynumber of species = 792 (1054 total)number of subtaxa (rank: subfamily) = 37
 analyzed in 560 cladograms in 310 publications
 maximum number of terminals in an analysis = 
            160 (mean = 21.04, median = 13)
 maximum number of subtaxa (subfamily) = 
            4 (mean = 1.89, median = 2)
 Basic Monophylynumber of cladograms that test basic monophyly 
                (i.e., more than 1 included species) = 538maximum number of included terminals = 160, (mean = 
            21.86 median = 13)
 maximum number of subtaxa (subfamily) = 
                4 (mean = 1.93, median = 2)
 proportion of cladograms that support basic monophyly 
            = 0.93
 Rigorous Monophylynumber of cladograms that test rigorous monophyly = 193(Rigorous monophyly refers to cladograms with terminal species representing 
                more than one subtaxon (subfamily) taxon and at least one rigorous outgroup (family).
 maximum number of included terminals = 160 (mean = 30.92, median = 20)
 maximum number of subtaxa (subfamily) = 
                4 (mean = 2.9, median = 3)
 proportion of cladograms that support rigorous monophyly = 0.85
 
 Pairwise Cladogram ClusteringThe graphs below depict in two dimensions all pair-wise ingroup 
        distances within the cladome. See the Cladmoics 
        FARQ for more information. 
 Hoeh et al., 2009 [Publ 2716], fig. 5 ** Top Monophyly Cladogram **  | iT | tT | bi | riS | oT | roT | roS | iD |  | 24 | 45 | 39 | 4 | 22 | 2 | 1 | 0 | 
   +----------------------- Parreysiinae **    
  |                                        
  |           +----------- Pseudodontini **   
  |  +--------+                            
--+  |        |  +-------- Contradentini **   
  |  |        +--+                         
  |  |           |  +----- Unioninae **       
  |  |           +--+                      
  +--+              |  +-- Gonideini **       
     |              +--+                   
     |                 +-- Ambleminae **      
     |                                     
     |  +----------------- Margaritiferidae
     +--+                                  
        |  +-------------- Hyriidae        
        +--+                               
           |  +----------- Pseudomulleria  
           +--+                            
              |  +-------- Mulleria        
              +--+                         
                 |  +----- Etheria         
                 +--+                      
                    |  +-- Mycetopodidae   
                    +--+                   
                       +-- Iridinidae      
Chen et al., 2025 [Publ 4455], fig. 1 ** Top Sister-Group Cladogram ** | iT | tT | bi | riS | oT | roT | roS | iD |  | 2 | 2 | 0 | 2 | 24 | 15 | 1 | -- | 
   +----- Margaritiferidae
--+                      
  |  +-- Ambleminae **      
  +--+                   
     +-- Gonideinae **      
Huang et al., 2019 [Publ 3843], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 160 | 160 | 143 | 4 | 39 | 13 | 1 | 182 | 
   +----------------------- Margaritiferidae
  |                                        
--+  +-------------------- Parreysiinae **    
  |  |                                     
  +--+  +----------------- Unioninae **       
     |  |                                  
     +--+              +-- Rectidentini **    
        |  +-----------+                   
        |  |           +-- Contradentini **   
        +--+                               
           |  +----------- Ambleminae **      
           +--+                            
              |  +-------- Chamberlainiini ** 
              +--+                         
                 |  +----- Lamprotulini **    
                 +--+                      
                    |  +-- Gonideini **       
                    +--+                   
                       +-- Pseudodontini **   
Huang et al., 2019 [Publ 3843], fig. S4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 160 | 160 | 98 | 4 | 39 | 13 | 1 | 178 | 
   +----------------- Margaritiferidae  
  |                                    
  |  +-------------- Parreysiinae **      
  |  |                                 
  |  |  +----------- Chamberlainia **     
--+  |  |                              
  |  |  +----------- Megalonaias **       
  |  |  |                              
  |  |  +----------- Uniomerus **         
  |  |  |                              
  +--+  +----------- Quadrulina **        
     |  |                              
     |  +----------- Sinohyriopsis **     
     |  |                              
     |  +----------- Lamprotulini **      
     |  |                              
     |  +----------- Gonideini **         
     |  |                              
     |  +----------- Pseudodontini **     
     +--+                              
        +----------- Unioninae **         
        |                              
        |        +-- Rectidentini **      
        +--------+                     
        |        +-- Contradentini **     
        |                              
        |  +-------- Amblema **           
        |  |                           
        |  +-------- Toxolasma **         
        |  |                           
        |  +-------- Pleurobemini **      
        |  |                           
        |  |     +-- Obliquaria **        
        |  +-----+                     
        |  |     +-- Plectomerus **       
        +--+                           
           |  +----- Ellipsaria **        
           |  |                        
           |  +----- Potamilus_leptodon **
           |  |                        
           |  +----- Medionidus **        
           |  |                        
           |  +----- Potamilus_alatus **  
           |  |                        
           |  +----- Ptychobranchus **    
           +--+                        
              +----- Truncilla **         
              |                        
              +----- Venustaconcha **     
              |                        
              +----- Cambarunio **        
              |                        
              +----- Leaunio **           
              |                        
              |  +-- Ortmanniana **       
              +--+                     
                 +-- Lampsilis **         
Huang et al., 2019 [Publ 3843], fig. S3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 158 | 158 | 156 | 4 | 39 | 13 | 1 | 175 | 
   +----------------------- Margaritiferidae
  |                                        
--+  +-------------------- Parreysiinae **    
  |  |                                     
  +--+  +----------------- Pseudodontini **   
     |  |                                  
     +--+              +-- Rectidentini **    
        |  +-----------+                   
        |  |           +-- Contradentini **   
        +--+                               
           |  +----------- Unioninae **       
           +--+                            
              |  +-------- Chamberlainiini ** 
              +--+                         
                 |  +----- Ambleminae **      
                 +--+                      
                    |  +-- Lamprotulini **    
                    +--+                   
                       +-- Gonideini **       
Bolotov et al., 2017 [Publ 3764], fig. S1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 125 | 125 | 72 | 4 | 0 | 0 | 0 | 148 | 
   +----------------- Parreysiinae **          
  |                                        
--+  +-------------- Pseudodontini **         
  |  |                                     
  |  |           +-- Rectidentini **          
  +--+  +--------+                         
     |  |        +-- Contradentini **         
     |  |                                  
     +--+  +-------- Unioninae **             
        |  |                               
        |  |  +----- Ambleminae **            
        |  |  |                            
        +--+  |  +-- Chamberlainia **         
           |  |  |                         
           |  |  +-- Sinohyriopsis **         
           |  |  |                         
           |  |  +-- Lamprotula_caveata **    
           +--+  |                         
              |  +-- Lamprotula_leaii **      
              |  |                         
              |  +-- Potomida **              
              |  |                         
              |  +-- Pronodularia **          
              |  |                         
              +--+-- Gonidea **               
                 |                         
                 +-- Leguminaia_wheatleyi **  
                 |                         
                 +-- Leguminaia **            
                 |                         
                 +-- Microcondylaea **        
                 |                         
                 +-- Sinosolenaia_carinata ** 
                 |                         
                 +-- Sinosolenaia_oleivora ** 
                 |                         
                 +-- Sinosolenaia_recognita **
Bolotov et al., 2017 [Publ 3761], fig. S2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 114 | 137 | 123 | 4 | 25 | 10 | 1 | 152.5 | 
                        +-- Chamberlainia **   
  +--------------------+                   
  |                    +-- Margaritiferidae
  |                                        
  |              +-------- Hyriidae        
  +--------------+                         
  |              |  +----- Iridinidae      
--+              +--+                      
  |                 |  +-- Mycetopodidae   
  |                 +--+                   
  |                    +-- Etheriidae      
  |                                        
  |  +-------------------- Parreysiinae **    
  |  |                                     
  +--+  +----------------- Unioninae **       
     |  |                                  
     +--+              +-- Contradentini **   
        |  +-----------+                   
        |  |           +-- Rectidentini **    
        +--+                               
           |  +----------- Ambleminae **      
           +--+                            
              |  +-------- Pseudodontini **   
              +--+                         
                 |  +----- Gonideini **       
                 +--+                      
                    |  +-- Sinohyriopsis **   
                    +--+                   
                       +-- Lamprotulini **    
Bolotov et al., 2017 [Publ 3761], fig. S1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 114 | 114 | 114 | 4 | 25 | 10 | 1 | 135 | 
   +-------------------- Parreysiinae **   
  |                                    
--+                 +-- Rectidentini **   
  |  +--------------+                  
  |  |              +-- Contradentini **  
  +--+                                 
     |  +-------------- Pseudodontini **  
     +--+                              
        |  +----------- Unioninae **      
        +--+                           
           |  +-------- Ambleminae **     
           +--+                        
              |  +----- Gonideini **      
              +--+                     
                 |  +-- Chamberlainiini **
                 +--+                  
                    +-- Lamprotulini **   
Bolotov et al., 2020 [Publ 4100], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 113 | 113 | 98 | 2 | 5 | 5 | 1 | 152 | 
   +----- Margaritiferidae
--+                      
  |  +-- Parreysiinae **    
  +--+                   
     +-- Gonideinae **      
Bolotov et al., 2020 [Publ 4100], fig. S1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 112 | 112 | 100 | 2 | 0 | 0 | 0 | 151 | 
   +-- Parreysiinae **
--+               
  +-- Gonideinae **  
Lopes-Lima et al., 2020 [Publ 4080], fig. 2-4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 110 | 110 | 92 | 4 | 11 | 2 | 1 | 140 | 
   +----------------- Parreysiinae **   
  |                                 
  |  +-------------- Unioninae **      
--+  |                              
  |  |           +-- Lens **           
  |  |           |                  
  |  |           +-- Ensidens **       
  +--+           |                  
     |  +--------+-- Physunio **       
     |  |        |                  
     |  |        +-- Rectidens **      
     |  |        |                  
     +--+        +-- Yaukthwa **       
        |                           
        |  +-------- Ambleminae **     
        |  |                        
        +--+     +-- Chamberlainiini **
           |  +--+                  
           |  |  +-- Lamprotulini **   
           +--+                     
              |  +-- Pseudodontini **  
              +--+                  
                 +-- Gonideini **      
Inoue et al., 2018 [Publ 3858], fig. 1_3a-c | iT | tT | bi | riS | oT | roT | roS | iD |  | 103 | 103 | 62 | 3 | 1 | 1 | 1 | 202 | 
   +-------- Margaritiferidae
--+                         
  |  +----- Unioninae **       
  +--+                      
     |  +-- Gonideinae **      
     +--+                   
        +-- Ambleminae **      
Campbell et al., 2005 [Publ 2660], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 100 | 100 | 101 | 3 | 2 | 2 | 1 | 131 | 
   +----------- Margaritiferidae
  |                            
--+  +-------- Chamberlainiini ** 
  |  |                         
  +--+-------- Unioninae **       
     |                         
     |  +----- Ambleminae **      
     +--+                      
        |  +-- Gonideini **       
        +--+                   
           +-- Lamprotulini **    
Campbell et al., 2005 [Publ 2660], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 100 | 100 | 90 | 3 | 2 | 2 | 1 | 128 | 
   +----------- Margaritiferidae
  |                            
--+        +-- Chamberlainiini ** 
  |  +-----+                   
  |  |     +-- Unioninae **       
  +--+                         
     |  +----- Ambleminae **      
     +--+                      
        |  +-- Gonideini **       
        +--+                   
           +-- Lamprotulini **    
Wu et al., 2024 [Publ 4350], fig. 8a_S1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 85 | 85 | 82 | 4 | 6 | 2 | 1 | 120 | 
   +----------- Margaritiferidae
--+                            
  |  +-------- Ambleminae **      
  +--+                         
     |  +----- Gonideinae **      
     +--+                      
        |  +-- Parreysiinae **    
        +--+                   
           +-- Unioninae **       
Wu et al., 2024 [Publ 4350], fig. 8b_S2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 85 | 85 | 81 | 4 | 6 | 2 | 1 | 120 | 
   +----------- Margaritiferidae
--+                            
  |  +-------- Ambleminae **      
  +--+                         
     |  +----- Gonideinae **      
     +--+                      
        |  +-- Parreysiinae **    
        +--+                   
           +-- Unioninae **       
Wu et al., 2023 [Publ 4339], fig. 4_S5-nt | iT | tT | bi | riS | oT | roT | roS | iD |  | 84 | 84 | 80 | 4 | 11 | 7 | 1 | 119 | 
   +----------- Margaritiferidae
--+                            
  |  +-------- Ambleminae **      
  +--+                         
     |  +----- Gonideinae **      
     +--+                      
        |  +-- Parreysiinae **    
        +--+                   
           +-- Unioninae **       
Wu et al., 2023 [Publ 4339], fig. 4_S5-aa | iT | tT | bi | riS | oT | roT | roS | iD |  | 84 | 84 | 82 | 4 | 11 | 7 | 1 | 119 | 
   +----------- Margaritiferidae
--+                            
  |  +-------- Ambleminae **      
  +--+                         
     |  +----- Gonideinae **      
     +--+                      
        |  +-- Parreysiinae **    
        +--+                   
           +-- Unioninae **       
Bolotov et al., 2018 [Publ 3826], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 83 | 83 | 50 | 4 | 0 | 0 | 0 | 106 | 
   +-------------- Parreysiinae **  
  |                             
  |  +----------- Pseudodontini ** 
--+  |                          
  |  |        +-- Rectidentini **  
  |  |  +-----+                 
  +--+  |     +-- Contradentini ** 
     |  |                       
     |  |  +----- Unioninae **     
     |  |  |                    
     +--+  |  +-- Lamprotula **    
        |  |  |                 
        |  |  +-- Potomida **      
        |  |  |                 
        |  |  +-- Pronodularia **  
        +--+  |                 
           |  +-- Gonidea **       
           |  |                 
           |  +-- Leguminaia **    
           |  |                 
           |  +-- Microcondylaea **
           |  |                 
           +--+-- Amblemini **     
              |                 
              +-- Ortmanniana **   
              |                 
              +-- Lampsilis **     
              |                 
              +-- Cambarunio **    
              |                 
              +-- Elliptio **      
              |                 
              +-- Pleurobema **    
              |                 
              +-- Quadrulini **    
Konopleva et al., 2023 [Publ 4262], fig. 8 | iT | tT | bi | riS | oT | roT | roS | iD |  | 82 | 82 | 80 | 2 | 0 | 0 | 0 | 120 | 
   +-- Parreysiinae **
--+               
  +-- Gonideinae **  
Dai et al., 2025 [Publ 4440], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 79 | 79 | 77 | 3 | 9 | 6 | 1 | 114 | 
   +-------------------------------- Margaritiferidae
  |                                                 
  |  +----------------------------- Ambleminae **      
--+  |                                              
  |  |              +-------------- Chamberlainiini ** 
  |  |              |                               
  |  |  +-----------+           +-- Contradentini **   
  +--+  |           |  +--------+                   
     |  |           |  |        +-- Rectidentini **    
     |  |           +--+                            
     |  |              |  +-------- Lamprotulini **    
     |  |              +--+                         
     |  |                 |  +----- Pseudodontini **   
     +--+                 +--+                      
        |                    |  +-- Inversiunio **     
        |                    +--+                   
        |                       +-- Gonideini **       
        |                                           
        |  +----------------------- Lepidodesmini **   
        |  |                                        
        |  |                 +----- Anodontini **      
        +--+  +--------------+                      
           |  |              |  +-- Acuticostini **    
           |  |              +--+                   
           +--+                 +-- Lanceolariini **   
              |                                     
              |  +----------------- Globunio **        
              |  |                                  
              +--+  +-------------- Aculamprotula **   
                 |  |                               
                 +--+  +----------- Unio **            
                    |  |                            
                    +--+        +-- Nodularia **       
                       |  +-----+                   
                       |  |     +-- Pseudocuneopsis ** 
                       +--+                         
                          |  +----- Schistodesmus **   
                          +--+                      
                             |  +-- Tchangsinaia **    
                             +--+                   
                                +-- Cuneopsis **       
Chen et al., 2025 [Publ 4448], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 76 | 76 | 74 | 3 | 9 | 6 | 1 | 111 | 
   +----- Ambleminae **
--+                
  |  +-- Gonideinae **
  +--+             
     +-- Unioninae ** 
Wu et al., 2021 [Publ 4366], fig. 6 | iT | tT | bi | riS | oT | roT | roS | iD |  | 74 | 74 | 72 | 4 | 17 | 7 | 1 | 106 | 
   +----------------------- Margaritiferidae
  |                                        
--+  +-------------------- Parreysiinae **    
  |  |                                     
  +--+  +----------------- Unioninae **       
     |  |                                  
     +--+              +-- Contradentini **   
        |  +-----------+                   
        |  |           +-- Rectidentini **    
        +--+                               
           |  +----------- Ambleminae **      
           +--+                            
              |  +-------- Chamberlainiini ** 
              +--+                         
                 |  +----- Lamprotulini **    
                 +--+                      
                    |  +-- Pseudodontini **   
                    +--+                   
                       +-- Gonideini **       
Wu et al., 2021 [Publ 4366], fig. 2_I | iT | tT | bi | riS | oT | roT | roS | iD |  | 74 | 74 | 72 | 4 | 17 | 7 | 1 | 106 | 
   +----------------------- Margaritiferidae
  |                                        
--+  +-------------------- Parreysiinae **    
  |  |                                     
  +--+  +----------------- Unioninae **       
     |  |                                  
     +--+              +-- Rectidentini **    
        |  +-----------+                   
        |  |           +-- Contradentini **   
        +--+                               
           |  +----------- Ambleminae **      
           +--+                            
              |  +-------- Chamberlainiini ** 
              +--+                         
                 |  +----- Lamprotulini **    
                 +--+                      
                    |  +-- Pseudodontini **   
                    +--+                   
                       +-- Gonideini **       
Hou et al., 2024 [Publ 4400], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 74 | 74 | 72 | 2 | 2 | 2 | 1 | 111 | 
   +----- Margaritiferidae
--+                      
  |  +-- Ambleminae **      
  +--+                   
     +-- Unioninae **       
Campbell & Lydeard, 2012 [Publ 3309], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 73 | 73 | 67 | 1 | 0 | 0 | 0 | 108 | 
 Campbell & Lydeard, 2012 [Publ 3309], fig. 1-2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 73 | 73 | 63 | 1 | 0 | 0 | 0 | 110 | 
 Lopes-Lima et al., 2017 [Publ 3745], fig. 1-2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 68 | 69 | 63 | 4 | 12 | 2 | 1 | 95 | 
   +-------------------------- Parreysiinae **   
  |                                          
  |  +----------------------- Unioninae **      
--+  |                                       
  |  |              +-------- Rectidentini **   
  |  |  +-----------+                        
  +--+  |           |  +----- Lens **           
     |  |           +--+                     
     |  |              |  +-- Physunio **       
     |  |              +--+                  
     +--+                 +-- unionoid       
        |                                    
        |  +----------------- Ambleminae **     
        |  |                                 
        |  |              +-- Chamberlainiini **
        +--+  +-----------+                  
           |  |           +-- Lamprotulini **   
           |  |                              
           +--+           +-- Parvasolenaia **  
              |  +--------+                  
              |  |        +-- Pseudodontini **  
              +--+                           
                 |  +-------- Sinosolenaia **   
                 +--+                        
                    |  +----- Gonidea **        
                    +--+                     
                       |  +-- Microcondylaea ** 
                       +--+                  
                          +-- Leguminaia **     
Jeratthitikul et al., 2022 [Publ 4260], fig. S1_1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 66 | 66 | 63 | 3 | 10 | 10 | 1 | 88 | 
   +----------------- Margaritiferidae
  |                                  
--+  +-------------- Pseudodontini **   
  |  |                               
  +--+           +-- Contradentini **   
     |  +--------+                   
     |  |        +-- Rectidentini **    
     +--+                            
        |  +-------- Gonideini **       
        |  |                         
        +--+     +-- Chamberlainiini ** 
           |  +--+                   
           |  |  +-- Lamprotulini **    
           +--+                      
              |  +-- Ambleminae **      
              +--+                   
                 +-- Unioninae **       
Jeratthitikul et al., 2022 [Publ 4260], fig. S2_2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 66 | 66 | 64 | 3 | 10 | 10 | 1 | 86 | 
   +----------------- Margaritiferidae
  |                                  
--+  +-------------- Pseudodontini **   
  |  |                               
  +--+           +-- Rectidentini **    
     |  +--------+                   
     |  |        +-- Contradentini **   
     +--+                            
        |  +-------- Gonideini **       
        |  |                         
        +--+     +-- Chamberlainiini ** 
           |  +--+                   
           |  |  +-- Lamprotulini **    
           +--+                      
              |  +-- Ambleminae **      
              +--+                   
                 +-- Unioninae **       
Wu et al., 2022 [Publ 4238], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 64 | 64 | 62 | 3 | 9 | 6 | 1 | 99 | 
   +-------- Margaritiferidae
--+                         
  |  +----- Ambleminae **      
  +--+                      
     |  +-- Gonideinae **      
     +--+                   
        +-- Unioninae **       
Bolotov et al., 2024 [Publ 4369], fig. S1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 63 | 63 | 61 | 2 | 0 | 0 | 0 | 105 | 
   +-- Gonideinae **  
--+               
  +-- Parreysiinae **
Wu et al., 2021 [Publ 4366], fig. 3-ML | iT | tT | bi | riS | oT | roT | roS | iD |  | 62 | 62 | 60 | 3 | 11 | 7 | 1 | 96 | 
   +-------- Margaritiferidae
--+                         
  |  +----- Ambleminae **      
  +--+                      
     |  +-- Gonideinae **      
     +--+                   
        +-- Unioninae **       
Wu et al., 2021 [Publ 4366], fig. 3-BI | iT | tT | bi | riS | oT | roT | roS | iD |  | 62 | 62 | 60 | 3 | 11 | 7 | 1 | 96 | 
   +-------- Margaritiferidae
--+                         
  |  +----- Ambleminae **      
  +--+                      
     |  +-- Gonideinae **      
     +--+                   
        +-- Unioninae **       
Bolotov et al., 2024 [Publ 4369], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 62 | 62 | 60 | 1 | 0 | 0 | 0 | 105 | 
 Bolotov et al., 2022 [Publ 4252], fig. S1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 61 | 61 | 49 | 2 | 0 | 0 | 0 | 103 | 
   +-- Gonideinae **  
--+               
  +-- Parreysiinae **
Bolotov et al., 2022 [Publ 4252], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 61 | 61 | 55 | 2 | 0 | 0 | 0 | 103 | 
   +-- Gonideinae **  
--+               
  +-- Parreysiinae **
Jeratthitikul et al., 2024 [Publ 4387], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 58 | 58 | 59 | 1 | 0 | 0 | 0 | 99 | 
 Bolotov et al., 2022 [Publ 4239], fig. S1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 58 | 58 | 52 | 2 | 0 | 0 | 0 | 100 | 
   +-- Gonideinae **  
--+               
  +-- Parreysiinae **
Bolotov et al., 2022 [Publ 4239], fig. S2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 58 | 58 | 54 | 2 | 0 | 0 | 0 | 100 | 
   +-- Gonideinae **  
--+               
  +-- Parreysiinae **
Bolotov et al., 2022 [Publ 4239], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 58 | 58 | 54 | 2 | 0 | 0 | 0 | 100 | 
   +-- Gonideinae **  
--+               
  +-- Parreysiinae **
Wu et al., 2021 [Publ 4366], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 57 | 57 | 55 | 3 | 11 | 7 | 1 | 91 | 
   +-------- Margaritiferidae
--+                         
  |  +----- Ambleminae **      
  +--+                      
     |  +-- Gonideinae **      
     +--+                   
        +-- Unioninae **       
Zanatta & Murphy, 2006 [Publ 2672], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 56 | 57 | 48 | 2 | 1 | 1 | 1 | 86 | 
   +-- Unioninae **       
  |                   
--+-- Margaritiferidae
  |                   
  +-- Ambleminae **      
Konopleva et al., 2023 [Publ 4269], fig. S1_4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 55 | 55 | 53 | 4 | 1 | 1 | 1 | 91 | 
   +----------- Margaritiferidae
--+                            
  |  +-------- Parreysiinae **    
  +--+                         
     |  +----- Unioninae **       
     +--+                      
        |  +-- Ambleminae **      
        +--+                   
           +-- Gonideinae **      
Zanatta & Murphy, 2006 [Publ 2672], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 55 | 55 | 50 | 2 | 1 | 1 | 1 | 84 | 
   +----- Margaritiferidae
--+                      
  |  +-- Unioninae **       
  +--+                   
     +-- Ambleminae **      
Wu et al., 2024 [Publ 4388], fig. 6 | iT | tT | bi | riS | oT | roT | roS | iD |  | 52 | 52 | 50 | 4 | 2 | 2 | 1 | 91 | 
   +----------- Margaritiferidae
--+                            
  |  +-------- Ambleminae **      
  +--+                         
     |  +----- Gonideinae **      
     +--+                      
        |  +-- Parreysiinae **    
        +--+                   
           +-- Unioninae **       
Wu et al., 2024 [Publ 4379], fig. 5 | iT | tT | bi | riS | oT | roT | roS | iD |  | 51 | 51 | 50 | 1 | 2 | 2 | 1 | 91 | 
   +-- Margaritiferidae
--+                   
  +-- Unioninae **       
Dai et al., 2023 [Publ 4285], fig. 5 | iT | tT | bi | riS | oT | roT | roS | iD |  | 51 | 51 | 49 | 3 | 2 | 2 | 1 | 87 | 
   +-------- Margaritiferidae
--+                         
  |  +----- Ambleminae **      
  +--+                      
     |  +-- Unioninae **       
     +--+                   
        +-- Gonideinae **      
Wu et al., 2018 [Publ 3836], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 51 | 51 | 43 | 3 | 2 | 2 | 1 | 85 | 
   +----------- Margaritiferidae
  |                            
  |  +-------- Quadrulini **      
--+  |                         
  |  +-------- Pleurobemini **    
  |  |                         
  |  |     +-- Amblemini **       
  +--+-----+                   
     |     +-- Lampsilini **      
     |                         
     |     +-- Lamprotulini **    
     |  +--+                   
     |  |  +-- Gonideini **       
     +--+                      
        |  +-- Chamberlainiini ** 
        +--+                   
           +-- Unioninae **       
Pfeiffer et al., 2019 [Publ 3937], fig. 6 | iT | tT | bi | riS | oT | roT | roS | iD |  | 50 | 50 | 47 | 4 | 7 | 2 | 1 | 85 | 
   +----- Ambleminae **  
  |                  
--+----- Gonideinae **  
  |                  
  |  +-- Unioninae **   
  +--+               
     +-- Parreysiinae **
Dai et al., 2024 [Publ 4358], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 50 | 50 | 48 | 3 | 2 | 2 | 1 | 86 | 
   +-------- Margaritiferidae
--+                         
  |  +----- Ambleminae **      
  +--+                      
     |  +-- Gonideinae **      
     +--+                   
        +-- Unioninae **       
Fukata & Iigo, 2020 [Publ 4106], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 50 | 50 | 48 | 3 | 3 | 3 | 1 | 85 | 
   +-------- Margaritiferidae
--+                         
  |  +----- Unioninae **       
  +--+                      
     |  +-- Ambleminae **      
     +--+                   
        +-- Gonideinae **      
Jeratthitikul et al., 2025 [Publ 4423], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 50 | 50 | 49 | 1 | 0 | 0 | 0 | 90 | 
 Pfeiffer et al., 2019 [Publ 3937], fig. 4-5 | iT | tT | bi | riS | oT | roT | roS | iD |  | 50 | 50 | 48 | 4 | 7 | 2 | 1 | 88 | 
   +----------- Margaritiferidae
--+                            
  |  +-------- Ambleminae **      
  +--+                         
     |  +----- Gonideinae **      
     +--+                      
        |  +-- Unioninae **       
        +--+                   
           +-- Parreysiinae **    
Konopleva et al., 2019 [Publ 3900], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 50 | 50 | 39 | 2 | 2 | 2 | 1 | 90 | 
   +----------- Margaritiferidae
--+                            
  |  +-------- Pseudodontini **   
  +--+                         
     |  +----- Parreysiinae **    
     +--+                      
        |  +-- Rectidentini **    
        +--+                   
           +-- Contradentini **   
Bolotov et al., 2022 [Publ 4250], fig. 8 | iT | tT | bi | riS | oT | roT | roS | iD |  | 47 | 49 | 42 | 2 | 2 | 2 | 1 | 94 | 
      +----- Parreysiinae **    
  +--+                      
  |  |  +-- Pseudodontini **   
  |  +--+                   
  |     +-- Contradentini **   
  |                         
--+     +-- Gibbosulinae    
  |     |                   
  |     +-- Margaritiferinae
  |     |                   
  |     +-- Sinosolenaia **    
  |     |                   
  +-----+-- Leguminaia **      
        |                   
        +-- Gonidea **         
        |                   
        +-- Lamprotula **      
        |                   
        +-- Potomida **        
Dai et al., 2025 [Publ 4441], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 46 | 46 | 44 | 2 | 2 | 2 | 1 | 86 | 
   +----- Margaritiferidae
--+                      
  |  +-- Unioninae **       
  +--+                   
     +-- Gonideinae **      
Huang et al., 2019 [Publ 3843], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 46 | 46 | 44 | 3 | 10 | 6 | 1 | 80 | 
   +-------- Margaritiferidae
--+                         
  |  +----- Unioninae **       
  +--+                      
     |  +-- Gonideinae **      
     +--+                   
        +-- Ambleminae **      
Zieritz et al., 2021 [Publ 4231], fig. 3-F_5 | iT | tT | bi | riS | oT | roT | roS | iD |  | 45 | 45 | 43 | 3 | 3 | 3 | 1 | 82 | 
   +-------- Margaritiferidae
--+                         
  |  +----- Ambleminae **      
  +--+                      
     |  +-- Gonideinae **      
     +--+                   
        +-- Unioninae **       
Sano et al., 2020 [Publ 4138], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 45 | 45 | 48 | 4 | 23 | 12 | 1 | 83 | 
   +----------------- Margaritiferidae
--+                                  
  |  +-------------- Parreysiinae **    
  +--+                               
     |  +----------- Unioninae **       
     +--+                            
        |  +-------- Chamberlainiini ** 
        +--+                         
           |  +----- Ambleminae **      
           +--+                      
              |  +-- Lamprotulini **    
              +--+                   
                 +-- Gonideini **       
Sano et al., 2020 [Publ 4138], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 45 | 45 | 48 | 4 | 23 | 12 | 1 | 83 | 
   +----------- Margaritiferidae
--+                            
  |  +-------- Parreysiinae **    
  +--+                         
     |  +----- Unioninae **       
     +--+                      
        |  +-- Ambleminae **      
        +--+                   
           +-- Gonideinae **      
Sano et al., 2020 [Publ 4138], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 45 | 45 | 47 | 4 | 23 | 12 | 1 | 82 | 
   +----------- Margaritiferidae
--+                            
  |  +-------- Parreysiinae **    
  +--+                         
     |  +----- Unioninae **       
     +--+                      
        |  +-- Ambleminae **      
        +--+                   
           +-- Gonideinae **      
Dai et al., 2024 [Publ 4389], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 45 | 45 | 43 | 2 | 2 | 2 | 1 | 85 | 
   +----- Margaritiferidae
--+                      
  |  +-- Unioninae **       
  +--+                   
     +-- Gonideinae **      
Zieritz et al., 2024 [Publ 4381], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 44 | 44 | 42 | 4 | 2 | 2 | 1 | 82 | 
   +-------------------- Margaritiferidae
  |                                     
  |  +----------------- Ambleminae **      
--+  |                                  
  |  |        +-------- Parreysiinae **    
  |  |  +-----+                         
  +--+  |     |  +----- Unioninae **       
     |  |     +--+                      
     |  |        |  +-- Chamberlainiini ** 
     |  |        +--+                   
     |  |           +-- Discomya **        
     +--+                               
        |        +----- Ctenodesmini **    
        |  +-----+                      
        |  |     |  +-- Rectidentini **    
        |  |     +--+                   
        |  |        +-- Contradentini **   
        +--+                            
           |        +-- Schepmaniini **    
           |  +-----+                   
           |  |     +-- Pseudodontini **   
           +--+                         
              |  +----- Caudiculatus **    
              +--+                      
                 |  +-- Potomida **        
                 +--+                   
                    +-- Gonideini **       
Konopleva et al., 2025 [Publ 4446], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 44 | 44 | 43 | 1 | 0 | 0 | 0 | 86 | 
 Huang et al., 2019 [Publ 3843], fig. S1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 43 | 43 | 51 | 2 | 2 | 2 | 1 | 93 | 
   +----- Margaritiferidae
--+                      
  |  +-- Gonideinae **      
  +--+                   
     +-- Unioninae **       
Dai et al., 2023 [Publ 4285], fig. 3-ML | iT | tT | bi | riS | oT | roT | roS | iD |  | 43 | 43 | 41 | 1 | 2 | 2 | 1 | 81 | 
   +-- Margaritiferidae
--+                   
  +-- Gonideinae **      
Dai et al., 2025 [Publ 4440], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 43 | 43 | 36 | 4 | 2 | 2 | 1 | 78 | 
   +-------- Margaritiferidae
  |                         
--+     +-- Gonideinae **      
  |  +--+                   
  |  |  +-- Ambleminae **      
  +--+                      
     |  +-- Parreysiinae **    
     +--+                   
        +-- Unioninae **       
Dai et al., 2023 [Publ 4285], fig. 3-BI | iT | tT | bi | riS | oT | roT | roS | iD |  | 43 | 43 | 39 | 1 | 2 | 2 | 1 | 81 | 
   +-- Margaritiferidae
--+                   
  +-- Gonideinae **      
Campbell & Lydeard, 2012 [Publ 3308], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 43 | 43 | 42 | 1 | 0 | 0 | 0 | 79 | 
 Dai et al., 2025 [Publ 4440], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 43 | 43 | 36 | 4 | 2 | 2 | 1 | 80 | 
   +-------------------------- Margaritiferidae
  |                                           
--+  +----------------------- Gonideinae **      
  |  |                                        
  +--+  +-------------------- Ambleminae **      
     |  |                                     
     |  |  +----------------- Parreysiinae **    
     +--+  |                                  
        |  |              +-- Anemina **         
        |  +--------------+                   
        |  |              +-- Amuranodonta **    
        +--+                                  
           |           +----- Pletholophus **    
           |  +--------+                      
           |  |        |  +-- Sinanodonta **     
           |  |        +--+                   
           |  |           +-- Beringiana **      
           +--+                               
              |  +----------- Cristaria **       
              |  |                            
              |  |        +-- Alasmidontina **   
              +--+--------+                   
                 |        +-- Anodontina **      
                 |                            
                 |  +-------- Lanceolariini **   
                 +--+                         
                    |  +----- Lepidodesmini **   
                    +--+                      
                       |  +-- Acuticostini **    
                       +--+                   
                          +-- Unionini **        
Campbell & Lydeard, 2012 [Publ 3308], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 42 | 42 | 40 | 1 | 0 | 0 | 0 | 77 | 
 Inoue et al., 2020 [Publ 3941], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 42 | 42 | 42 | 2 | 0 | 0 | 0 | 74 | 
   +-- Unioninae ** 
--+             
  +-- Ambleminae **
Campbell & Lydeard, 2012 [Publ 3308], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 42 | 42 | 36 | 1 | 0 | 0 | 0 | 77 | 
 Campbell & Lydeard, 2012 [Publ 3308], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 42 | 42 | 41 | 1 | 0 | 0 | 0 | 79 | 
 Bolotov et al., 2023 [Publ 4312], fig. S2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 41 | 41 | 39 | 1 | 0 | 0 | 0 | 82 | 
 Smith et al., 2019 [Publ 3951], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 41 | 41 | 40 | 1 | 0 | 0 | 0 | 77 | 
 Inoue et al., 2020 [Publ 3941], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 41 | 41 | 41 | 2 | 0 | 0 | 0 | 73 | 
   +-- Unioninae ** 
--+             
  +-- Ambleminae **
Froufe et al., 2019 [Publ 3936], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 41 | 41 | 39 | 3 | 3 | 3 | 1 | 78 | 
   +-------- Margaritiferidae
--+                         
  |  +----- Ambleminae **      
  +--+                      
     |  +-- Gonideinae **      
     +--+                   
        +-- Unioninae **       
Whelan et al., 2023 [Publ 4287], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 41 | 41 | 42 | 1 | 0 | 0 | 0 | 83 | 
 Wu et al., 2020 [Publ 4121], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 41 | 41 | 39 | 3 | 8 | 4 | 1 | 80 | 
   +-------- Margaritiferidae
--+                         
  |  +----- Ambleminae **      
  +--+                      
     |  +-- Gonideinae **      
     +--+                   
        +-- Unioninae **       
Froufe et al., 2019 [Publ 3936], fig. 6 | iT | tT | bi | riS | oT | roT | roS | iD |  | 41 | 41 | 39 | 3 | 3 | 3 | 1 | 78 | 
   +-------- Margaritiferidae
--+                         
  |  +----- Ambleminae **      
  +--+                      
     |  +-- Gonideinae **      
     +--+                   
        +-- Unioninae **       
Huang et al., 2019 [Publ 3843], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 41 | 41 | 40 | 2 | 2 | 2 | 1 | 83 | 
   +-------- Margaritiferidae
  |                         
--+     +-- Lamprotulini **    
  |  +--+                   
  |  |  +-- Gonideini **       
  +--+                      
     |  +-- Chamberlainiini ** 
     +--+                   
        +-- Unioninae **       
Burlakova et al., 2012 [Publ 3486], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 41 | 41 | 42 | 1 | 0 | 0 | 0 | 81 | 
 Dai et al., 2024 [Publ 4386], fig. 6 | iT | tT | bi | riS | oT | roT | roS | iD |  | 40 | 40 | 39 | 3 | 0 | 0 | 0 | 79 | 
   +----- Ambleminae **
--+                
  |  +-- Gonideinae **
  +--+             
     +-- Unioninae ** 
Wu et al., 2019 [Publ 3864], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 40 | 40 | 38 | 3 | 6 | 4 | 1 | 79 | 
   +----- Ambleminae **
--+                
  |  +-- Gonideinae **
  +--+             
     +-- Unioninae ** 
Bolotov et al., 2023 [Publ 4312], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 39 | 39 | 38 | 1 | 0 | 0 | 0 | 81 | 
 Bolotov et al., 2023 [Publ 4312], fig. S1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 39 | 39 | 37 | 1 | 0 | 0 | 0 | 80 | 
 Chen et al., 2023 [Publ 4302], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 38 | 38 | 29 | 4 | 2 | 2 | 1 | 73 | 
   +-------- Margaritiferidae
  |                         
--+     +-- Gonideinae **      
  |  +--+                   
  |  |  +-- Ambleminae **      
  +--+                      
     |  +-- Parreysiinae **    
     +--+                   
        +-- Unioninae **       
Pfeiffer et al., 2016 [Publ 3660], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 38 | 38 | 34 | 2 | 0 | 0 | 0 | 73 | 
   +-- Unioninae ** 
--+             
  +-- Ambleminae **
Chen et al., 2023 [Publ 4302], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 38 | 38 | 34 | 4 | 2 | 2 | 1 | 73 | 
   +-------- Margaritiferidae
  |                         
--+     +-- Gonideinae **      
  |  +--+                   
  |  |  +-- Ambleminae **      
  +--+                      
     |  +-- Parreysiinae **    
     +--+                   
        +-- Unioninae **       
Boyer et al., 2011 [Publ 2718], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 38 | 38 | 33 | 2 | 0 | 0 | 0 | 64 | 
   +-- Unioninae ** 
--+             
  +-- Ambleminae **
Wu et al., 2022 [Publ 4238], fig. 2d | iT | tT | bi | riS | oT | roT | roS | iD |  | 38 | 38 | 36 | 1 | 0 | 0 | 0 | 79 | 
 Aunins et al., 2018 [Publ 3863], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 37 | 37 | 35 | 3 | 3 | 3 | 1 | 75 | 
   +-------- Margaritiferidae
--+                         
  |  +----- Ambleminae **      
  +--+                      
     |  +-- Gonideinae **      
     +--+                   
        +-- Unioninae **       
Ortiz-Sepulveda et al., 2020 [Publ 4101], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 36 | 36 | 20 | 1 | 0 | 0 | 0 | 79 | 
 Perkins et al., 2017 [Publ 3777], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 36 | 36 | 34 | 1 | 0 | 0 | 0 | 76 | 
 Wu et al., 2024 [Publ 4388], fig. 5 | iT | tT | bi | riS | oT | roT | roS | iD |  | 36 | 36 | 34 | 1 | 2 | 2 | 1 | 75 | 
   +-- Margaritiferidae
--+                   
  +-- Gonideinae **      
Jeratthitikul et al., 2021 [Publ 4219], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 36 | 36 | 34 | 1 | 0 | 0 | 0 | 75 | 
 Pavan-Kumar et al., 2022 [Publ 4263], fig. S5 | iT | tT | bi | riS | oT | roT | roS | iD |  | 36 | 36 | 34 | 4 | 2 | 2 | 1 | 74 | 
   +-------- Margaritiferidae
  |                         
--+     +-- Parreysiinae **    
  |  +--+                   
  |  |  +-- Unioninae **       
  +--+                      
     |  +-- Ambleminae **      
     +--+                   
        +-- Gonideinae **      
Ortiz-Sepulveda et al., 2020 [Publ 4101], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 36 | 36 | 22 | 1 | 0 | 0 | 0 | 79 | 
 Burlakova et al., 2012 [Publ 3486], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 36 | 36 | 26 | 1 | 0 | 0 | 0 | 75 | 
 Jeratthitikul et al., 2021 [Publ 4219], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 36 | 36 | 33 | 1 | 0 | 0 | 0 | 75 | 
 Perkins et al., 2025 [Publ 4447], fig. 2_mtDNA-ITS | iT | tT | bi | riS | oT | roT | roS | iD |  | 36 | 36 | 37 | 1 | 0 | 0 | 0 | 74 | 
 Boyer et al., 2011 [Publ 2718], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 35 | 35 | 26 | 2 | 0 | 0 | 0 | 58 | 
   +-- Unioninae ** 
--+             
  +-- Ambleminae **
Wu et al., 2025 [Publ 4442], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 35 | 35 | 33 | 1 | 0 | 0 | 0 | 78 | 
 Liu et al., 2024 [Publ 4380], fig. 5 | iT | tT | bi | riS | oT | roT | roS | iD |  | 35 | 35 | 33 | 1 | 2 | 2 | 1 | 72 | 
   +-- Margaritiferidae
--+                   
  +-- Gonideinae **      
Wu et al., 2024 [Publ 4350], fig. 5c | iT | tT | bi | riS | oT | roT | roS | iD |  | 35 | 35 | 23 | 1 | 2 | 2 | 1 | 72 | 
   +-- Margaritiferidae
--+                   
  +-- Gonideinae **      
Wu et al., 2024 [Publ 4350], fig. 6-7 | iT | tT | bi | riS | oT | roT | roS | iD |  | 35 | 35 | 33 | 1 | 2 | 2 | 1 | 74 | 
   +-- Margaritiferidae
--+                   
  +-- Gonideinae **      
Wu et al., 2024 [Publ 4350], fig. 5a | iT | tT | bi | riS | oT | roT | roS | iD |  | 35 | 35 | 33 | 1 | 2 | 2 | 1 | 74 | 
   +-- Margaritiferidae
--+                   
  +-- Gonideinae **      
Cha et al., 2018 [Publ 3916], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 35 | 35 | 33 | 3 | 3 | 3 | 1 | 74 | 
   +-------- Margaritiferidae
--+                         
  |  +----- Ambleminae **      
  +--+                      
     |  +-- Gonideinae **      
     +--+                   
        +-- Unioninae **       
Burlakova et al., 2012 [Publ 3486], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 35 | 35 | 30 | 1 | 0 | 0 | 0 | 76 | 
 Wu et al., 2024 [Publ 4350], fig. 5b | iT | tT | bi | riS | oT | roT | roS | iD |  | 35 | 35 | 33 | 1 | 2 | 2 | 1 | 72 | 
   +-- Margaritiferidae
--+                   
  +-- Gonideinae **      
Konopleva et al., 2019 [Publ 4041], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 34 | 34 | 21 | 1 | 0 | 0 | 0 | 76 | 
 Pavan-Kumar et al., 2022 [Publ 4263], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 34 | 34 | 32 | 4 | 2 | 2 | 1 | 72 | 
   +----------- Margaritiferidae
--+                            
  |  +-------- Ambleminae **      
  +--+                         
     |  +----- Gonideinae **      
     +--+                      
        |  +-- Parreysiinae **    
        +--+                   
           +-- Unioninae **       
Burlakova et al., 2019 [Publ 3899], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 33 | 33 | 21 | 1 | 0 | 0 | 0 | 72 | 
 Chase et al., 2018 [Publ 3847], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 33 | 34 | 33 | 2 | 5 | 4 | 1 | 72 | 
   +-------------- Margaritiferidae
  |                               
--+  +----------- Unioninae **       
  |  |                            
  +--+  +-------- Lampsilini **      
     |  |                         
     +--+     +-- Hyriidae        
        |  +--+                   
        |  |  +-- Amblemini **       
        +--+                      
           |  +-- Pleurobemini **    
           +--+                   
              +-- Quadrulini **      
Chen et al., 2020 [Publ 4170], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 33 | 34 | 32 | 3 | 1 | 1 | 1 | 76 | 
                        +----- Prolasmidonta **           
                    +--+                              
                    |  |  +-- Alasmidonta **             
                    |  +--+                           
  +-----------------+     +-- Anemina **                 
  |                 |                                 
  |                 |  +----- Pseudodontini **           
  |                 +--+                              
  |                    |  +-- Lamprotula_caveata **      
  |                    +--+                           
  |                       +-- Chamberlainia **           
  |                                                   
  |                    +----- Schistodesmus **           
  |              +-----+                              
  |              |     |  +-- Lepidodesmini **           
--+              |     +--+                           
  |              |        +-- Aculamprotula **           
  |  +-----------+                                    
  |  |           |     +----- Platynaias **              
  |  |           |  +--+                              
  |  |           |  |  |  +-- Utterbackia_imbecillis **  
  |  |           |  |  +--+                           
  |  |           +--+     +-- Pyganodon **               
  |  |              |                                 
  |  |              |  +----- Sinanodonta **             
  |  |              +--+                              
  |  |                 |  +-- Cristaria **               
  +--+                 +--+                           
     |                    +-- Anodontina **              
     |                                                
     |                    +-- Utterbackia_peninsularis **
     |              +-----+                           
     |              |     +-- Potamilus_alatus **        
     |  +-----------+                                 
     |  |           |  +----- Lamprotula_leaii **        
     |  |           +--+                              
     |  |              |  +-- Sinohyriopsis **           
     +--+              +--+                           
        |                 +-- Gonideini **               
        |                                             
        |  +----------------- Margaritiferidae        
        +--+                                          
           |  +-------------- Quadrulini **              
           +--+                                       
              |  +----------- Toxolasma **               
              +--+                                    
                 |  +-------- Lampsilis_ornata **        
                 +--+                                 
                    |  +----- Potamilus_leptodon **      
                    +--+                              
                       |  +-- Lampsilis_siliquoidea **   
                       +--+                           
                          +-- Lampsilis_powellii **      
Breton et al., 2011 [Publ 3376], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 32 | 32 | 31 | 3 | 5 | 4 | 1 | 67 | 
   +----------------- Margaritiferidae
  |                                  
--+  +-------------- Quadrulina **      
  |  |                               
  |  |        +----- Lamprotulini **    
  +--+  +-----+                      
     |  |     |  +-- Chamberlainiini ** 
     |  |     +--+                   
     +--+        +-- Unioninae **       
        |                            
        |  +-------- Megalonaias **     
        +--+                         
           |  +----- Pleurobemini **    
           +--+                      
              |  +-- Amblemini **       
              +--+                   
                 +-- Lampsilini **      
Bolotov et al., 2020 [Publ 4084], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 32 | 36 | 22 | 3 | 4 | 4 | 1 | 69 | 
   +----- Margaritiferidae
  |                      
--+----- Ambleminae **      
  |                      
  |  +-- Gonideinae **      
  +--+                   
     +-- Unioninae **       
Huang et al., 2002 [Publ 2657], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 32 | 32 | 14 | 3 | 2 | 2 | 1 | 71 | 
   +-------- Cumberlandia   
  |                        
  +-------- Margaritifera  
--+                        
  |  +----- Unioninae **      
  |  |                     
  |  |  +-- Ptychorhynchus ** 
  +--+  |                  
     |  +-- Chamberlainiini **
     |  |                  
     +--+-- Lamprotulini **   
        |                  
        +-- Sinosolenaia **   
        |                  
        +-- Ambleminae **     
Huang et al., 2002 [Publ 2657], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 32 | 32 | 30 | 3 | 2 | 2 | 1 | 71 | 
   +----------------- Cumberlandia   
  |                                 
--+----------------- Margaritifera  
  |                                 
  |  +-------------- Unioninae **      
  +--+                              
     |  +----------- Sinosolenaia **   
     +--+                           
        |  +-------- Lamprotulini **   
        +--+                        
           |  +----- Chamberlainiini **
           +--+                     
              |  +-- Ptychorhynchus ** 
              +--+                  
                 +-- Ambleminae **     
Huang et al., 2018 [Publ 3828], fig. 6 | iT | tT | bi | riS | oT | roT | roS | iD |  | 32 | 32 | 30 | 3 | 10 | 6 | 1 | 69 | 
   +-------- Margaritiferidae
--+                         
  |  +----- Unioninae **       
  +--+                      
     |  +-- Ambleminae **      
     +--+                   
        +-- Gonideinae **      
Zieritz et al., 2020 [Publ 4102], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 31 | 31 | 27 | 1 | 0 | 0 | 0 | 73 | 
 Lyubas et al., 2022 [Publ 4255], fig. S1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 31 | 31 | 22 | 3 | 0 | 0 | 0 | 69 | 
   +----- Parreysiinae **
--+                  
  |  +-- Gonideinae **  
  +--+               
     +-- Unioninae **   
Pfeiffer et al., 2019 [Publ 3866], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 31 | 31 | 30 | 2 | 0 | 0 | 0 | 57 | 
   +-- Gonideinae **
--+             
  +-- Ambleminae **
Wang et al., 2018 [Publ 3865], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 31 | 31 | 29 | 3 | 0 | 0 | 0 | 68 | 
   +----- Unioninae ** 
--+                
  |  +-- Ambleminae **
  +--+             
     +-- Gonideinae **
Wang et al., 2018 [Publ 3846], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 31 | 31 | 29 | 3 | 0 | 0 | 0 | 68 | 
   +----- Unioninae ** 
--+                
  |  +-- Ambleminae **
  +--+             
     +-- Gonideinae **
Lyubas et al., 2022 [Publ 4255], fig. 7 | iT | tT | bi | riS | oT | roT | roS | iD |  | 31 | 31 | 28 | 3 | 0 | 0 | 0 | 69 | 
   +----- Parreysiinae **
--+                  
  |  +-- Gonideinae **  
  +--+               
     +-- Unioninae **   
Krebs et al., 2003 [Publ 2691], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 31 | 31 | 27 | 2 | 2 | 2 | 1 | 66 | 
   +----- Margaritiferidae
--+                      
  |  +-- Unioninae **       
  +--+                   
     +-- Ambleminae **      
Sano et al., 2020 [Publ 4138], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 30 | 30 | 13 | 2 | 4 | 3 | 1 | 75 | 
   +----- Margaritiferidae
--+                      
  |  +-- Gonideinae **      
  +--+                   
     +-- Unioninae **       
Zieritz et al., 2021 [Publ 4218], fig. 5 | iT | tT | bi | riS | oT | roT | roS | iD |  | 30 | 30 | 28 | 2 | 2 | 2 | 1 | 68 | 
   +----- Margaritiferidae
--+                      
  |  +-- Ambleminae **      
  +--+                   
     +-- Gonideinae **      
Burdick & White, 2007 [Publ 2679], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 30 | 30 | 31 | 1 | 0 | 0 | 0 | 70 | 
 Pfeiffer & Graf, 2015 [Publ 3620], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 30 | 30 | 28 | 4 | 10 | 2 | 1 | 61 | 
   +----------- Margaritiferidae
--+                            
  |  +-------- Parreysiinae **    
  +--+                         
     |  +----- Unioninae **       
     +--+                      
        |  +-- Ambleminae **      
        +--+                   
           +-- Gonideinae **      
Pfeiffer & Graf, 2013 [Publ 3531], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 29 | 29 | 28 | 4 | 2 | 1 | 1 | 61 | 
   +-------- Parreysiinae **
--+                     
  |  +----- Unioninae **   
  +--+                  
     |  +-- Ambleminae **  
     +--+               
        +-- Gonideinae **  
Lopes-Lima et al., 2017 [Publ 3792], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 29 | 29 | 27 | 3 | 3 | 3 | 1 | 68 | 
   +-------- Margaritiferidae
--+                         
  |  +----- Ambleminae **      
  +--+                      
     |  +-- Gonideinae **      
     +--+                   
        +-- Unioninae **       
Dai et al., 2024 [Publ 4385], fig. 3-ML | iT | tT | bi | riS | oT | roT | roS | iD |  | 29 | 29 | 27 | 2 | 2 | 2 | 1 | 72 | 
   +----- Margaritiferidae
--+                      
  |  +-- Parreysiinae **    
  +--+                   
     +-- Unioninae **       
Dai et al., 2024 [Publ 4385], fig. 3-BI | iT | tT | bi | riS | oT | roT | roS | iD |  | 29 | 29 | 26 | 2 | 2 | 2 | 1 | 72 | 
   +----- Margaritiferidae
--+                      
  |  +-- Parreysiinae **    
  +--+                   
     +-- Unioninae **       
Bogan et al., 2023 [Publ 4295], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 29 | 29 | 26 | 1 | 2 | 2 | 1 | 72 | 
   +-- Margaritiferidae
--+                   
  +-- Unioninae **       
Sano et al., 2017 [Publ 3799], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 29 | 29 | 30 | 2 | 4 | 2 | 1 | 72 | 
   +----- Margaritiferidae
--+                      
  |  +-- Gonideinae **      
  +--+                   
     +-- Unioninae **       
Serb et al., 2003 [Publ 2659], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 29 | 29 | 20 | 1 | 0 | 0 | 0 | 66 | 
 Serb et al., 2003 [Publ 2659], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 29 | 29 | 27 | 1 | 0 | 0 | 0 | 68 | 
 Pfeiffer et al., 2021 [Publ 4126], fig. 9 | iT | tT | bi | riS | oT | roT | roS | iD |  | 29 | 29 | 27 | 1 | 0 | 0 | 0 | 72 | 
 Fonseca et al., 2016 [Publ 3775], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 29 | 29 | 27 | 3 | 2 | 2 | 1 | 68 | 
   +-------- Margaritiferidae
--+                         
  |  +----- Ambleminae **      
  +--+                      
     |  +-- Gonideinae **      
     +--+                   
        +-- Unioninae **       
Wu et al., 2020 [Publ 4147], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 28 | 28 | 27 | 3 | 1 | 1 | 1 | 67 | 
   +-------- Margaritiferidae
--+                         
  |  +----- Ambleminae **      
  +--+                      
     |  +-- Gonideinae **      
     +--+                   
        +-- Unioninae **       
Whelan et al., 2023 [Publ 4287], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 28 | 28 | 27 | 1 | 0 | 0 | 0 | 69 | 
 Hou et al., 2025 [Publ 4432], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 28 | 28 | 26 | 1 | 0 | 0 | 0 | 72 | 
 Smith et al., 2020 [Publ 4129], fig. 2-3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 28 | 28 | 26 | 1 | 0 | 0 | 0 | 69 | 
 Smith et al., 2020 [Publ 4129], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 28 | 28 | 26 | 1 | 0 | 0 | 0 | 69 | 
 Xiang et al., 2025 [Publ 4433], fig. 6 | iT | tT | bi | riS | oT | roT | roS | iD |  | 28 | 28 | 26 | 2 | 0 | 0 | 0 | 71 | 
   +-- Parreysiinae **
--+               
  +-- Unioninae **   
Hou et al., 2025 [Publ 4401], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 28 | 28 | 26 | 1 | 0 | 0 | 0 | 72 | 
 Neemuchwala et al., 2023 [Publ 4292], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 27 | 27 | 25 | 2 | 0 | 0 | 0 | 63 | 
   +-- Gonideinae **
--+             
  +-- Ambleminae **
Whelan et al., 2023 [Publ 4287], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 27 | 27 | 25 | 1 | 0 | 0 | 0 | 67 | 
 Pfeiffer et al., 2018 [Publ 3827], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 27 | 27 | 25 | 1 | 1 | 1 | 1 | 70 | 
   +-- Margaritiferidae
--+                   
  +-- Parreysiinae **    
Lopes-Lima et al., 2019 [Publ 3901], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 27 | 27 | 25 | 2 | 2 | 2 | 1 | 63 | 
   +----- Margaritiferidae
--+                      
  |  +-- Unioninae **       
  +--+                   
     +-- Ambleminae **      
Konopleva et al., 2021 [Publ 4213], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 27 | 27 | 22 | 1 | 0 | 0 | 0 | 67 | 
 Campbell et al., 2008 [Publ 2675], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 26 | 26 | 18 | 1 | 0 | 0 | 0 | 66 | 
 Campbell et al., 2008 [Publ 2675], fig. 6 | iT | tT | bi | riS | oT | roT | roS | iD |  | 26 | 26 | 23 | 1 | 0 | 0 | 0 | 66 | 
 Zhang et al., 2024 [Publ 4397], fig. 5 | iT | tT | bi | riS | oT | roT | roS | iD |  | 26 | 26 | 24 | 1 | 2 | 2 | 1 | 66 | 
   +-- Margaritiferidae
--+                   
  +-- Gonideinae **      
Lopes-Lima et al., 2019 [Publ 3901], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 26 | 26 | 23 | 2 | 2 | 2 | 1 | 64 | 
   +----- Margaritiferidae
--+                      
  |  +-- Unioninae **       
  +--+                   
     +-- Ambleminae **      
Graf & Cummings, 2006 [Publ 1968], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 25 | 25 | 19 | 4 | 22 | 2 | 1 | 34 | 
   +----------- Margaritiferidae
  |                            
--+  +-------- Pseudodontini **   
  |  |                         
  +--+  +----- Parreysiinae **    
     |  |                      
     |  +----- Contradentini **   
     +--+                      
        +----- Unioninae **       
        |                      
        |  +-- Gonideini **       
        +--+                   
           +-- Ambleminae **      
Campbell et al., 2008 [Publ 2675], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 25 | 25 | 9 | 1 | 0 | 0 | 0 | 65 | 
 Lopes-Lima et al., 2021 [Publ 4217], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 25 | 25 | 23 | 2 | 0 | 0 | 0 | 66 | 
   +-- Gonideinae **
--+             
  +-- Unioninae ** 
Campbell et al., 2008 [Publ 2675], fig. 5 | iT | tT | bi | riS | oT | roT | roS | iD |  | 25 | 25 | 6 | 1 | 0 | 0 | 0 | 65 | 
 Graf & Ó Foighil, 2000 [Publ 2648], fig. 2B | iT | tT | bi | riS | oT | roT | roS | iD |  | 25 | 25 | 23 | 2 | 5 | 2 | 1 | 48 | 
   +-------- Margaritiferidae
--+                         
  |  +----- Unionini **        
  +--+                      
     |  +-- Anodontini **      
     +--+                   
        +-- Ambleminae **      
Jadhav & Jamkhedkar, 2009 [Publ 3697], fig. 11 | iT | tT | bi | riS | oT | roT | roS | iD |  | 25 | 25 | 23 | 4 | 0 | 0 | 0 | 49 | 
   +-------------------------------- Parreysiinae **  
  |                                               
--+  +----------------------------- Unioninae **     
  |  |                                            
  +--+  +-------------------------- Lamprotulini **  
     |  |                                         
     +--+  +----------------------- Quadrulini **    
        |  |                                      
        +--+  +-------------------- Gonideini **     
           |  |                                   
           |  |              +----- Eurynia **       
           +--+  +-----------+                    
              |  |           |  +-- Cambarunio **    
              |  |           +--+                 
              |  |              +-- Ptychobranchus **
              +--+                                
                 |              +-- Amblemini **     
                 |  +-----------+                 
                 |  |           +-- Pleurobema **    
                 +--+                             
                    |  +----------- Truncilla **     
                    |  |                          
                    +--+        +-- Lampsilis **     
                       |  +-----+                 
                       |  |     +-- Epioblasma **    
                       +--+                       
                          |  +----- Ligumia **       
                          +--+                    
                             |  +-- Obliquaria **    
                             +--+                 
                                +-- Ortmanniana **   
Graf & Ó Foighil, 2000 [Publ 2648], fig. 2A | iT | tT | bi | riS | oT | roT | roS | iD |  | 25 | 25 | 19 | 2 | 5 | 2 | 1 | 46 | 
   +-------- Margaritiferidae
--+                         
  |  +----- Unionini **        
  +--+                      
     |  +-- Anodontini **      
     +--+                   
        +-- Ambleminae **      
Hoeh et al., 2009 [Publ 2716], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 25 | 26 | 24 | 4 | 22 | 2 | 1 | 33 | 
   +-------------------- Margaritiferidae
--+                                     
  |  +----------------- Parreysiinae **    
  +--+                                  
     |  +-------------- Etheriidae      
     +--+                               
        |  +----------- Unioninae **       
        +--+                            
           |  +-------- Contradentini **   
           +--+                         
              |  +----- Ambleminae **      
              +--+                      
                 |  +-- Gonideini **       
                 +--+                   
                    +-- Pseudodontini **   
Hoeh et al., 2009 [Publ 2716], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 24 | 27 | 24 | 4 | 22 | 2 | 1 | 28 | 
   +-------------------- Parreysiinae **    
--+                                     
  |  +----------------- Etheriidae      
  +--+                                  
     |  +-------------- Margaritiferidae
     +--+                               
        |  +----------- Pseudodontini **   
        +--+                            
           |  +-------- Contradentini **   
           +--+                         
              |  +----- Unioninae **       
              +--+                      
                 |  +-- Gonideini **       
                 +--+                   
                    +-- Ambleminae **      
Lydeard et al., 1996 [Publ 2656], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 24 | 24 | 22 | 2 | 4 | 3 | 1 | 62 | 
   +----- Margaritiferidae
--+                      
  |  +-- Unioninae **       
  +--+                   
     +-- Ambleminae **      
Perkins et al., 2017 [Publ 3777], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 24 | 24 | 10 | 1 | 0 | 0 | 0 | 62 | 
 Lydeard et al., 1996 [Publ 2656], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 24 | 24 | 20 | 2 | 3 | 3 | 1 | 62 | 
   +----- Margaritiferidae
--+                      
  |  +-- Unioninae **       
  +--+                   
     +-- Ambleminae **      
Galal-Khallaf et al., 2024 [Publ 4459], fig. 6 | iT | tT | bi | riS | oT | roT | roS | iD |  | 24 | 28 | 29 | 2 | 4 | 0 | 0 | 65 | 
   +----- Parreysiinae **
--+                  
  |  +-- Iridinidae  
  +--+               
     +-- Unioninae **   
Whelan et al., 2011 [Publ 3380], fig. 1-MP | iT | tT | bi | riS | oT | roT | roS | iD |  | 24 | 24 | 21 | 4 | 12 | 2 | 1 | 50 | 
   +----------------- Parreysiinae ** 
--+                               
  |  +-------------- Contradentini **
  +--+                            
     |  +----------- Pseudodontini **
     +--+                         
        |  +-------- Unioninae **    
        +--+                      
           |  +----- Gonideini **    
           +--+                   
              |  +-- Lamprotulini ** 
              +--+                
                 +-- Ambleminae **   
Whelan et al., 2011 [Publ 3380], fig. 1-ML | iT | tT | bi | riS | oT | roT | roS | iD |  | 24 | 24 | 23 | 4 | 12 | 2 | 1 | 51 | 
   +-------------- Parreysiinae ** 
  |                            
--+           +-- Pseudodontini **
  |  +--------+                
  |  |        +-- Contradentini **
  +--+                         
     |  +-------- Unioninae **    
     +--+                      
        |  +----- Gonideini **    
        +--+                   
           |  +-- Lamprotulini ** 
           +--+                
              +-- Ambleminae **   
Liu et al., 2023 [Publ 4310], fig. 5 | iT | tT | bi | riS | oT | roT | roS | iD |  | 24 | 24 | 17 | 2 | 0 | 0 | 0 | 61 | 
   +-- Gonideinae **
--+             
  +-- Unioninae ** 
Wu et al., 2021 [Publ 4215], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 24 | 24 | 22 | 3 | 0 | 0 | 0 | 65 | 
   +----- Parreysiinae **
--+                  
  |  +-- Unioninae **   
  +--+               
     +-- Gonideinae **  
Lopes-Lima et al., 2019 [Publ 3901], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 24 | 24 | 22 | 2 | 2 | 2 | 1 | 60 | 
   +----- Margaritiferidae
--+                      
  |  +-- Unioninae **       
  +--+                   
     +-- Ambleminae **      
Liu et al., 2023 [Publ 4310], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 24 | 24 | 22 | 2 | 0 | 0 | 0 | 61 | 
   +-- Gonideinae **
--+             
  +-- Unioninae ** 
Wu et al., 2023 [Publ 4296], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 23 | 23 | 21 | 2 | 0 | 0 | 0 | 60 | 
   +-- Gonideinae **
--+             
  +-- Unioninae ** 
Soroka & Burzynski, 2017 [Publ 3837], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 23 | 23 | 21 | 1 | 0 | 0 | 0 | 64 | 
 Jeratthitikul et al., 2019 [Publ 3922], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 23 | 23 | 21 | 1 | 0 | 0 | 0 | 66 | 
 Inoue et al., 2020 [Publ 4128], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 23 | 23 | 16 | 1 | 0 | 0 | 0 | 53 | 
 Zieritz et al., 2021 [Publ 4231], fig. 3-M_4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 22 | 22 | 20 | 3 | 1 | 1 | 1 | 60 | 
   +-------- Margaritiferidae
--+                         
  |  +----- Ambleminae **      
  +--+                      
     |  +-- Unioninae **       
     +--+                   
        +-- Gonideinae **      
Lopes-Lima et al., 2024 [Publ 4376], fig. 4-5_MtG | iT | tT | bi | riS | oT | roT | roS | iD |  | 22 | 22 | 20 | 1 | 0 | 0 | 0 | 64 | 
 Wu et al., 2018 [Publ 4143], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 22 | 22 | 20 | 3 | 0 | 0 | 0 | 59 | 
   +----- Unioninae ** 
--+                
  |  +-- Ambleminae **
  +--+             
     +-- Gonideinae **
Inoue et al., 2020 [Publ 4128], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 22 | 22 | 24 | 1 | 0 | 0 | 0 | 56 | 
 Lopes-Lima et al., 2024 [Publ 4376], fig. 4-5_AHE | iT | tT | bi | riS | oT | roT | roS | iD |  | 22 | 22 | 20 | 1 | 0 | 0 | 0 | 64 | 
 Guerra et al., 2019 [Publ 4168], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 21 | 21 | 19 | 3 | 20 | 7 | 1 | 61 | 
   +-------- Margaritiferidae
--+                         
  |  +----- Ambleminae **      
  +--+                      
     |  +-- Gonideinae **      
     +--+                   
        +-- Unioninae **       
Konopleva et al., 2017 [Publ 3807], fig. 6 | iT | tT | bi | riS | oT | roT | roS | iD |  | 21 | 21 | 19 | 2 | 10 | 2 | 1 | 60 | 
   +----- Margaritiferidae
--+                      
  |  +-- Gonideinae **      
  +--+                   
     +-- Parreysiinae **    
Chapman et al., 2008 [Publ 2744], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 21 | 21 | 19 | 2 | 0 | 0 | 0 | 56 | 
   +-- Gonideinae **
--+             
  +-- Ambleminae **
Wu et al., 2016 [Publ 3711], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 21 | 21 | 19 | 3 | 0 | 0 | 0 | 58 | 
   +----- Unioninae ** 
--+                
  |  +-- Ambleminae **
  +--+             
     +-- Gonideinae **
Guerra et al., 2019 [Publ 4168], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 21 | 21 | 19 | 3 | 20 | 7 | 1 | 61 | 
   +-------- Margaritiferidae
--+                         
  |  +----- Ambleminae **      
  +--+                      
     |  +-- Gonideinae **      
     +--+                   
        +-- Unioninae **       
Chapman et al., 2008 [Publ 2667], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 21 | 21 | 19 | 2 | 0 | 0 | 0 | 56 | 
   +-- Gonideinae **
--+             
  +-- Ambleminae **
Jeratthitikul et al., 2021 [Publ 4212], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 21 | 21 | 19 | 1 | 0 | 0 | 0 | 64 | 
 Smith et al., 2020 [Publ 4136], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 20 | 20 | 13 | 1 | 0 | 0 | 0 | 58 | 
 Pieri et al., 2018 [Publ 3867], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 20 | 20 | 23 | 2 | 0 | 0 | 0 | 58 | 
   +-- Unioninae ** 
--+             
  +-- Ambleminae **
Wu et al., 2024 [Publ 4379], fig. 4_6 | iT | tT | bi | riS | oT | roT | roS | iD |  | 20 | 20 | 19 | 2 | 2 | 2 | 1 | 63 | 
   +----- Margaritiferidae
--+                      
  |  +-- Gonideinae **      
  +--+                   
     +-- Unioninae **       
Huang et al., 2019 [Publ 3843], fig. 3-M | iT | tT | bi | riS | oT | roT | roS | iD |  | 20 | 20 | 18 | 3 | 3 | 2 | 1 | 60 | 
   +-------- Margaritiferidae
--+                         
  |  +----- Ambleminae **      
  +--+                      
     |  +-- Gonideinae **      
     +--+                   
        +-- Unioninae **       
Inoue et al., 2014 [Publ 3635], fig. 3A | iT | tT | bi | riS | oT | roT | roS | iD |  | 19 | 19 | 16 | 3 | 1 | 1 | 1 | 54 | 
   +----------- Margaritiferidae
  |                            
--+  +-------- Amblemini **       
  |  |                         
  |  +-------- Pleurobemini **    
  +--+                         
     +-------- Lampsilini **      
     |                         
     |  +----- Quadrulini **      
     +--+                      
        |  +-- Gonideinae **      
        +--+                   
           +-- Unioninae **       
Guerra et al., 2017 [Publ 3772], fig. 2a | iT | tT | bi | riS | oT | roT | roS | iD |  | 19 | 19 | 17 | 3 | 6 | 2 | 1 | 56 | 
   +-------- Margaritiferidae
--+                         
  |  +----- Unioninae **       
  +--+                      
     |  +-- Ambleminae **      
     +--+                   
        +-- Gonideinae **      
Matos et al., 2024 [Publ 4383], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 19 | 19 | 17 | 2 | 1 | 1 | 1 | 59 | 
   +----- Margaritiferidae
--+                      
  |  +-- Ambleminae **      
  +--+                   
     +-- Gonideinae **      
Dai et al., 2024 [Publ 4386], fig. 5-ML | iT | tT | bi | riS | oT | roT | roS | iD |  | 19 | 19 | 17 | 2 | 2 | 2 | 1 | 61 | 
   +----- Margaritiferidae
--+                      
  |  +-- Parreysiinae **    
  +--+                   
     +-- Unioninae **       
Guerra et al., 2017 [Publ 3772], fig. 2b | iT | tT | bi | riS | oT | roT | roS | iD |  | 19 | 19 | 17 | 3 | 6 | 2 | 1 | 58 | 
   +-------- Margaritiferidae
--+                         
  |  +----- Ambleminae **      
  +--+                      
     |  +-- Gonideinae **      
     +--+                   
        +-- Unioninae **       
Dai et al., 2024 [Publ 4386], fig. 5-BI | iT | tT | bi | riS | oT | roT | roS | iD |  | 19 | 19 | 14 | 2 | 2 | 2 | 1 | 61 | 
   +----- Margaritiferidae
--+                      
  |  +-- Parreysiinae **    
  +--+                   
     +-- Unioninae **       
Matos et al., 2024 [Publ 4384], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 19 | 19 | 17 | 2 | 1 | 1 | 1 | 59 | 
   +----- Margaritiferidae
--+                      
  |  +-- Ambleminae **      
  +--+                   
     +-- Gonideinae **      
Zhou et al., 2016 [Publ 3710], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 19 | 20 | 18 | 3 | 1 | 1 | 1 | 58 | 
   +-------- Unioninae **       
--+                         
  |  +----- Margaritiferidae
  +--+                      
     |  +-- Ambleminae **      
     +--+                   
        +-- Gonideinae **      
Sano et al., 2022 [Publ 4311], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 18 | 18 | 16 | 1 | 0 | 0 | 0 | 62 | 
 Froufe et al., 2019 [Publ 3936], fig. 3-M | iT | tT | bi | riS | oT | roT | roS | iD |  | 18 | 18 | 16 | 3 | 1 | 1 | 1 | 56 | 
   +-------- Margaritiferidae
--+                         
  |  +----- Ambleminae **      
  +--+                      
     |  +-- Unioninae **       
     +--+                   
        +-- Gonideinae **      
Hoeh et al., 2002 [Publ 2653], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 18 | 20 | 17 | 4 | 13 | 2 | 1 | 43 | 
   +----------- Parreysiinae **    
--+                            
  |  +-------- Margaritiferidae
  +--+                         
     |  +----- Ambleminae **      
     +--+                      
        |  +-- Gonideinae **      
        +--+                   
           +-- Unioninae **       
Bolotov et al., 2019 [Publ 3974], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 18 | 18 | 16 | 2 | 0 | 0 | 0 | 60 | 
   +-- Gonideinae **  
--+               
  +-- Parreysiinae **
Roe & Hoeh, 2003 [Publ 2655], fig. 4f3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 18 | 18 | 16 | 4 | 13 | 2 | 1 | 43 | 
   +-------- Parreysiinae **
--+                     
  |  +----- Unioninae **   
  +--+                  
     |  +-- Gonideinae **  
     +--+               
        +-- Ambleminae **  
Zhou et al., 2007 [Publ 2658], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 18 | 19 | 17 | 2 | 3 | 3 | 1 | 64 | 
   +-------------------- Margaritiferinae       
  |                                            
  |  +----------------- Anodontini **             
--+  |                                         
  |  |     +----------- Chamberlainiini **        
  |  |  +--+                                   
  +--+  |  |  +-------- Lamprotula_leaii **       
     |  |  +--+                                
     |  |     |  +----- Lamprotula_caveata **     
     |  |     +--+                             
     |  |        |  +-- Gibbosulinae           
     +--+        +--+                          
        |           +-- Lamprotula_cornuumlunae **
        |                                      
        |        +----- Aculamprotula **          
        |     +--+                             
        |     |  |  +-- Tchangsinaia **           
        |     |  +--+                          
        +-----+     +-- Nodularia **              
              |                                
              |  +----- Schistodesmus **          
              +--+                             
                 |  +-- Lanceolariini **          
                 +--+                          
                    +-- Acuticostini **           
Smith et al., 2018 [Publ 3790], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 18 | 18 | 17 | 1 | 0 | 0 | 0 | 60 | 
 Bogan & Hoeh, 2000 [Publ 2650], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 18 | 21 | 14 | 4 | 16 | 2 | 1 | 47 | 
   +-------------- Parreysiinae **    
  |                               
--+  +----------- Etheriidae      
  |  |                            
  +--+  +-------- Anodontini **      
     |  |                         
     +--+  +----- Gonideinae **      
        |  |                      
        +--+----- Unionini **        
           |                      
           |  +-- Margaritiferidae
           +--+                   
              +-- Ambleminae **      
Hoeh et al., 2001 [Publ 2652], fig. 14f2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 18 | 28 | 16 | 4 | 13 | 2 | 1 | 45.5 | 
   +-------------------- Margaritiferidae
  |                                     
  |  +----------------- Amblemini **       
  |  |                                  
  |  +----------------- Parreysiinae **    
  |  |                                  
  |  +----------------- Eurynia **         
--+  |                                  
  |  +----------------- Fusconaia **       
  |  |                                  
  |  +----------------- Gonideinae **      
  |  |                                  
  |  +----------------- Pleurobema **      
  |  |                                  
  +--+----------------- Quadrulini **      
     |                                  
     |     +----------- Ortmanniana **     
     +-----+                            
     |     |  +-------- Glebula **         
     |     +--+                         
     |        |  +----- Potamilus **       
     |        +--+                      
     |           |  +-- Ligumia **         
     |           +--+                   
     |              +-- Toxolasma **       
     |                                  
     |  +-------------- Cyrtonaias **      
     +--+                               
        |  +----------- Unionini **        
        +--+                            
           |  +-------- Anodontini **      
           +--+                         
              |  +----- Hyriidae        
              +--+                      
                 |  +-- Iridinidae      
                 +--+                   
                    +-- Mycetopodidae   
Burzynski & Soroka, 2018 [Publ 3862], fig. 5a | iT | tT | bi | riS | oT | roT | roS | iD |  | 18 | 18 | 15 | 3 | 2 | 2 | 1 | 57 | 
   +-------- Margaritiferidae
--+                         
  |  +----- Ambleminae **      
  +--+                      
     |  +-- Gonideinae **      
     +--+                   
        +-- Unioninae **       
Rosenberg et al., 1997 [Publ 2720], fig. 2B | iT | tT | bi | riS | oT | roT | roS | iD |  | 18 | 18 | 1 | 3 | 4 | 3 | 1 | 55 | 
   +----- Anodontina **         
  |                         
  |  +-- Gonideinae **         
  |  |                      
  |  +-- Pyganodon_grandis **  
  |  |                      
  |  +-- Utterbackia **        
  |  |                      
  |  +-- Pyganodon_cataracta **
--+  |                      
  |  +-- Lampsilis_straminea **
  |  |                      
  |  +-- Lampsilis_teres **    
  |  |                      
  |  +-- Megalonaias **        
  |  |                      
  |  +-- Obliquaria **         
  |  |                      
  +--+-- Theliderma **         
     |                      
     +-- Quadrula **           
     |                      
     +-- Uniomerus **          
     |                      
     +-- Amblema **            
     |                      
     +-- Elliptio **           
     |                      
     +-- Fusconaia **          
     |                      
     +-- Plectomerus **        
     |                      
     +-- Aculamprotula **      
     |                      
     +-- Unio **               
Froufe et al., 2019 [Publ 3936], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 18 | 18 | 16 | 3 | 1 | 1 | 1 | 56 | 
   +-------- Margaritiferidae
--+                         
  |  +----- Ambleminae **      
  +--+                      
     |  +-- Unioninae **       
     +--+                   
        +-- Gonideinae **      
Porto-Hannes et al., 2019 [Publ 3969], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 18 | 18 | 13 | 1 | 0 | 0 | 0 | 56 | 
 Chong et al., 2008 [Publ 2668], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 18 | 18 | 10 | 1 | 0 | 0 | 0 | 59 | 
 Porto-Hannes et al., 2019 [Publ 3969], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 18 | 18 | 16 | 1 | 0 | 0 | 0 | 57 | 
 Hoeh et al., 2001 [Publ 2652], fig. 14f4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 18 | 20 | 17 | 4 | 13 | 2 | 1 | 43 | 
   +----------- Parreysiinae **    
--+                            
  |  +-------- Margaritiferidae
  +--+                         
     |  +----- Gonideinae **      
     +--+                      
        |  +-- Unioninae **       
        +--+                   
           +-- Ambleminae **      
Rosenberg et al., 1997 [Publ 2720], fig. 2A | iT | tT | bi | riS | oT | roT | roS | iD |  | 18 | 18 | 1 | 3 | 4 | 3 | 1 | 55 | 
   +----- Anodontina **         
  |                         
  |  +-- Gonideinae **         
  |  |                      
  |  +-- Pyganodon_grandis **  
  |  |                      
  |  +-- Utterbackia **        
  |  |                      
  |  +-- Pyganodon_cataracta **
--+  |                      
  |  +-- Lampsilis_straminea **
  |  |                      
  |  +-- Lampsilis_teres **    
  |  |                      
  |  +-- Megalonaias **        
  |  |                      
  |  +-- Obliquaria **         
  |  |                      
  +--+-- Theliderma **         
     |                      
     +-- Quadrula **           
     |                      
     +-- Uniomerus **          
     |                      
     +-- Amblema **            
     |                      
     +-- Elliptio **           
     |                      
     +-- Fusconaia **          
     |                      
     +-- Plectomerus **        
     |                      
     +-- Pleurobema **         
     |                      
     +-- Unionini **           
Zhou et al., 2007 [Publ 2658], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 18 | 18 | 16 | 3 | 0 | 0 | 0 | 58 | 
   +----------------- Sinanodonta **  
  |                               
--+  +-------------- Cristaria **    
  |  |                            
  +--+           +-- Gonideinae **   
     |  +--------+                
     |  |        +-- Ambleminae **   
     +--+                         
        |  +-------- Aculamprotula **
        +--+                      
           |  +----- Acuticostini ** 
           +--+                   
              |  +-- Nodularia **    
              +--+                
                 +-- Cuneopsis **    
Roe & Hoeh, 2003 [Publ 2655], fig. 4f2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 18 | 18 | 14 | 4 | 13 | 2 | 1 | 51 | 
   +-------------------------------- Margaritiferidae
  |                                                 
--+  +----------------------------- Gonideinae **      
  |  |                                              
  +--+  +-------------------------- Parreysiinae **    
     |  |                                           
     +--+  +----------------------- Fusconaia **       
        |  |                                        
        |  +----------------------- Amblemini **       
        +--+                                        
           |  +-------------------- Quadrulini **      
           |  |                                     
           +--+  +----------------- Pleurobema **      
              |  |                                  
              +--+  +-------------- Eurynia **         
                 |  |                               
                 |  |           +-- Cyrtonaias **      
                 +--+-----------+                   
                    |           +-- Unioninae **       
                    |                               
                    |  +----------- Ortmanniana **     
                    +--+                            
                       |  +-------- Glebula **         
                       +--+                         
                          |  +----- Potamilus **       
                          +--+                      
                             |  +-- Ligumia **         
                             +--+                   
                                +-- Toxolasma **       
Inoue et al., 2013 [Publ 3528], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 17 | 17 | 13 | 3 | 0 | 0 | 0 | 54 | 
   +-- Gonideinae **
  |             
--+-- Unioninae ** 
  |             
  +-- Ambleminae **
Grobler et al., 2011 [Publ 3359], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 17 | 17 | 13 | 1 | 0 | 0 | 0 | 54 | 
 Plazzi et al., 2011 [Publ 3676], fig. 5 | iT | tT | bi | riS | oT | roT | roS | iD |  | 17 | 18 | 11 | 3 | 1 | 0 | 0 | 59 | 
   +----------- Cristariina **    
  |                           
  |  +-------- Lanceolariini **  
  |  |                        
--+  +-------- Anodonta **       
  |  |                        
  |  +-------- Unionini **       
  |  |                        
  +--+     +-- Alasmidontina **  
     +-----+                  
     |     +-- Pseudanodonta **  
     |                        
     |  +----- Ambleminae **     
     |  |                     
     +--+  +-- Hyriidae       
        |  |                  
        +--+-- Lamprotulini **   
           |                  
           +-- Chamberlainiini **
Wu et al., 2025 [Publ 4442], fig. 6 | iT | tT | bi | riS | oT | roT | roS | iD |  | 17 | 17 | 15 | 1 | 0 | 0 | 0 | 60 | 
 Wu et al., 2023 [Publ 4339], fig. 5 | iT | tT | bi | riS | oT | roT | roS | iD |  | 17 | 17 | 15 | 2 | 2 | 2 | 1 | 58 | 
   +----- Margaritiferidae
--+                      
  |  +-- Ambleminae **      
  +--+                   
     +-- Unioninae **       
Araujo et al., 2018 [Publ 3779], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 17 | 17 | 13 | 1 | 1 | 1 | 1 | 56 | 
   +-- Margaritiferidae
--+                   
  +-- Unioninae **       
Guerra et al., 2019 [Publ 4168], fig. 1-M | iT | tT | bi | riS | oT | roT | roS | iD |  | 17 | 17 | 15 | 3 | 5 | 3 | 1 | 57 | 
   +-------- Margaritiferidae
--+                         
  |  +----- Ambleminae **      
  +--+                      
     |  +-- Gonideinae **      
     +--+                   
        +-- Unioninae **       
Riccardi et al., 2020 [Publ 4089], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 17 | 17 | 15 | 1 | 2 | 2 | 1 | 59 | 
   +-- Margaritiferidae
--+                   
  +-- Unioninae **       
Sano et al., 2017 [Publ 3799], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 17 | 17 | 18 | 2 | 4 | 2 | 1 | 60 | 
   +----- Margaritiferidae
--+                      
  |  +-- Gonideinae **      
  +--+                   
     +-- Unioninae **       
Wu et al., 2022 [Publ 4238], fig. 2e | iT | tT | bi | riS | oT | roT | roS | iD |  | 17 | 17 | 15 | 1 | 0 | 0 | 0 | 59 | 
 Kim et al., 2021 [Publ 4197], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 17 | 17 | 15 | 2 | 0 | 0 | 0 | 59 | 
                  +-- Gonideinae **   
  +--------------+                
  |              +-- Lepidodesmini **
--+                               
  |  +-------------- Aculamprotula **
  |  |                            
  +--+           +-- Acuticostini ** 
     |  +--------+                
     |  |        +-- Lanceolariini **
     +--+                         
        |  +-------- Unio **         
        +--+                      
           |  +----- Nodularia **    
           +--+                   
              |  +-- Schistodesmus **
              +--+                
                 +-- Cuneopsis **    
Teiga-Teixeira et al., 2020 [Publ 4173], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 17 | 17 | 15 | 3 | 2 | 2 | 1 | 57 | 
   +-------- Margaritiferidae
--+                         
  |  +----- Ambleminae **      
  +--+                      
     |  +-- Unioninae **       
     +--+                   
        +-- Gonideinae **      
Guerra et al., 2019 [Publ 4168], fig. 2-M | iT | tT | bi | riS | oT | roT | roS | iD |  | 17 | 17 | 15 | 3 | 5 | 3 | 1 | 57 | 
   +-------- Margaritiferidae
--+                         
  |  +----- Ambleminae **      
  +--+                      
     |  +-- Gonideinae **      
     +--+                   
        +-- Unioninae **       
Smith, 2021 [Publ 4331], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 16 | 16 | 14 | 4 | 4 | 1 | 1 | 56 | 
   +----------- Margaritiferidae
--+                            
  |  +-------- Ambleminae **      
  +--+                         
     |  +----- Gonideinae **      
     +--+                      
        |  +-- Parreysiinae **    
        +--+                   
           +-- Unioninae **       
Fukata & Iigo, 2019 [Publ 4108], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 16 | 16 | 14 | 1 | 0 | 0 | 0 | 59 | 
 Zanatta et al., 2007 [Publ 2698], fig. 1A | iT | tT | bi | riS | oT | roT | roS | iD |  | 16 | 16 | 10 | 1 | 0 | 0 | 0 | 57 | 
 Inoue et al., 2020 [Publ 3941], fig. 5 | iT | tT | bi | riS | oT | roT | roS | iD |  | 16 | 16 | 14 | 1 | 0 | 0 | 0 | 60 | 
 Zhou et al., 2017 [Publ 3788], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 16 | 16 | 14 | 3 | 0 | 0 | 0 | 57 | 
   +-------- Anodontini **   
  |                      
--+     +-- Lanceolariini **
  |  +--+                
  |  |  +-- Unionini **     
  +--+                   
     |  +-- Ambleminae **   
     +--+                
        +-- Gonideinae **   
Prié & Puillandre, 2014 [Publ 3529], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 16 | 16 | 14 | 3 | 1 | 1 | 1 | 57 | 
   +-------- Margaritiferidae
--+                         
  |  +----- Ambleminae **      
  +--+                      
     |  +-- Gonideinae **      
     +--+                   
        +-- Unioninae **       
Rosenberg et al., 1994 [Publ 2719], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 16 | 16 | 3 | 3 | 3 | 3 | 1 | 57 | 
   +----------- Cumberlandia       
  |                               
  +----------- Margaritifera      
  |                               
  |  +-------- Gonideinae **         
--+  |                            
  |  |     +-- Elliptio **           
  |  |     |                      
  |  |     +-- Fusconaia **          
  |  |     |                      
  +--+  +--+-- Amblemini **          
     |  |  |                      
     |  |  +-- Pleurobema **         
     |  |  |                      
     |  |  +-- Unionini **           
     |  |                         
     |  |  +-- Pyganodon_cataracta **
     +--+  |                      
        |  +-- Pyganodon_grandis **  
        |  |                      
        |  +-- Utterbackia **        
        |  |                      
        |  +-- Lampsilis_teres **    
        |  |                      
        |  +-- Lampsilis_straminea **
        +--+                      
           +-- Megalonaias **        
           |                      
           +-- Obliquaria **         
           |                      
           +-- Theliderma **         
           |                      
           +-- Quadrula **           
           |                      
           +-- Uniomerus **          
Johnson et al., 2018 [Publ 3844], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 16 | 16 | 14 | 1 | 0 | 0 | 0 | 56 | 
 Zanatta et al., 2007 [Publ 2698], fig. 1B | iT | tT | bi | riS | oT | roT | roS | iD |  | 16 | 16 | 13 | 1 | 0 | 0 | 0 | 57 | 
 Szumowski et al., 2012 [Publ 3569], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 16 | 16 | 12 | 1 | 0 | 0 | 0 | 52 | 
 Porto-Hannes et al., 2021 [Publ 4227], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 15 | 15 | 12 | 1 | 0 | 0 | 0 | 52 | 
 Hou et al., 2024 [Publ 4400], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 15 | 15 | 13 | 2 | 0 | 0 | 0 | 58 | 
   +-- Gonideinae **
--+             
  +-- Unioninae ** 
Huang et al., 2018 [Publ 3828], fig. 6-M | iT | tT | bi | riS | oT | roT | roS | iD |  | 15 | 15 | 13 | 3 | 2 | 1 | 1 | 55 | 
   +-------- Margaritiferidae
--+                         
  |  +----- Ambleminae **      
  +--+                      
     |  +-- Gonideinae **      
     +--+                   
        +-- Unioninae **       
Bolotov et al., 2022 [Publ 4250], fig. S2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 15 | 15 | 13 | 1 | 0 | 0 | 0 | 59 | 
 Hoeh, 1990 [Publ 2717], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 15 | 15 | 2 | 1 | 0 | 0 | 0 | 56 | 
 Xue et al., 2016 [Publ 3659], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 15 | 15 | 13 | 3 | 0 | 0 | 0 | 55 | 
   +----- Unioninae ** 
--+                
  |  +-- Gonideinae **
  +--+             
     +-- Ambleminae **
Hoeh, 1990 [Publ 2717], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 15 | 15 | 13 | 1 | 0 | 0 | 0 | 56 | 
 Hoeh, 1990 [Publ 2717], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 15 | 15 | 13 | 1 | 0 | 0 | 0 | 56 | 
 Kongim et al., 2023 [Publ 4290], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 15 | 15 | 13 | 1 | 0 | 0 | 0 | 56 | 
 Bolotov et al., 2022 [Publ 4250], fig. S5 | iT | tT | bi | riS | oT | roT | roS | iD |  | 15 | 15 | 12 | 1 | 0 | 0 | 0 | 59 | 
 Liu et al., 2017 [Publ 3939], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 15 | 15 | 12 | 2 | 0 | 0 | 0 | 58 | 
         +-- Lanceolariini **
  +-----+                
  |     +-- Unionini **     
--+                      
  |  +----- Acuticostini ** 
  +--+                   
     |  +-- Anodontini **   
     +--+                
        +-- Gonideinae **   
Huang et al., 2013 [Publ 3629], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 15 | 15 | 13 | 3 | 1 | 1 | 1 | 52 | 
   +-------- Margaritiferidae
--+                         
  |  +----- Unioninae **       
  +--+                      
     |  +-- Ambleminae **      
     +--+                   
        +-- Gonideinae **      
Mejia-Trujillo & Smith, 2022 [Publ 4274], fig. 2-F | iT | tT | bi | riS | oT | roT | roS | iD |  | 15 | 15 | 13 | 1 | 0 | 0 | 0 | 57 | 
 Szumowski et al., 2012 [Publ 3569], fig. 5 | iT | tT | bi | riS | oT | roT | roS | iD |  | 14 | 14 | 12 | 1 | 0 | 0 | 0 | 56 | 
 Lopes-Lima et al., 2024 [Publ 4376], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 14 | 14 | 12 | 1 | 0 | 0 | 0 | 57 | 
 Lopes-Lima et al., 2017 [Publ 3734], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 14 | 14 | 10 | 2 | 3 | 2 | 1 | 55 | 
   +----- Margaritiferidae
--+                      
  |  +-- Gonideinae **      
  +--+                   
     +-- Unioninae **       
Zhang et al., 2004 [Publ 2735], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 14 | 14 | 12 | 2 | 0 | 0 | 0 | 56 | 
   +-- Gonideinae **
--+             
  +-- Unioninae ** 
Wen et al., 2017 [Publ 3795], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 14 | 14 | 12 | 3 | 2 | 2 | 1 | 54 | 
   +-------- Margaritiferidae
--+                         
  |  +----- Ambleminae **      
  +--+                      
     |  +-- Gonideinae **      
     +--+                   
        +-- Unioninae **       
Froufe et al., 2016 [Publ 3738], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 14 | 14 | 12 | 1 | 0 | 0 | 0 | 55 | 
 Lydeard et al., 2000 [Publ 2654], fig. 2c | iT | tT | bi | riS | oT | roT | roS | iD |  | 13 | 14 | 9 | 2 | 1 | 1 | 1 | 54 | 
   +----- Unioninae **       
  |                      
  +----- Margaritiferidae
  |                      
--+----- Quadrulini **      
  |                      
  +----- Lampsilini **      
  |                      
  |  +-- Amblemini **       
  +--+                   
     +-- Pleurobemini **    
Burzynski et al., 2017 [Publ 3774], fig. 1-bottom | iT | tT | bi | riS | oT | roT | roS | iD |  | 13 | 13 | 11 | 3 | 0 | 0 | 0 | 51 | 
   +----- Unioninae ** 
--+                
  |  +-- Ambleminae **
  +--+             
     +-- Gonideinae **
Lydeard et al., 2000 [Publ 2654], fig. 2a | iT | tT | bi | riS | oT | roT | roS | iD |  | 13 | 14 | 11 | 2 | 1 | 1 | 1 | 55 | 
   +----- Unioninae **       
  |                      
  +----- Margaritiferidae
  |                      
--+----- Lampsilini **      
  |                      
  +----- Amblemini **       
  |                      
  |  +-- Quadrulini **      
  +--+                   
     +-- Pleurobemini **    
Sayenko et al., 2021 [Publ 4189], fig. 6 | iT | tT | bi | riS | oT | roT | roS | iD |  | 13 | 13 | 11 | 1 | 0 | 0 | 0 | 56 | 
 Manendo et al., 2008 [Publ 2669], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 13 | 13 | 11 | 2 | 0 | 0 | 0 | 50 | 
   +-- Ambleminae **
--+             
  +-- Unioninae ** 
Turner et al., 2000 [Publ 2722], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 13 | 13 | 11 | 2 | 1 | 1 | 1 | 54 | 
   +----------- Margaritiferidae
  |                            
--+        +-- Quadrulini **      
  |  +-----+                   
  |  |     +-- Unioninae **       
  +--+                         
     |  +----- Lampsilini **      
     +--+                      
        |  +-- Amblemini **       
        +--+                   
           +-- Pleurobemini **    
Hauck et al., 2023 [Publ 4333], fig. 9 | iT | tT | bi | riS | oT | roT | roS | iD |  | 13 | 13 | 12 | 1 | 0 | 0 | 0 | 53 | 
 Dai et al., 2024 [Publ 4386], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 13 | 13 | 11 | 2 | 0 | 0 | 0 | 55 | 
   +-- Parreysiinae **
--+               
  +-- Unioninae **   
Ouyang et al., 2011 [Publ 3408], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 13 | 13 | 10 | 2 | 0 | 0 | 0 | 55 | 
   +-- Gonideinae **
--+             
  +-- Unioninae ** 
Amaro et al., 2017 [Publ 3791], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 13 | 13 | 12 | 3 | 3 | 2 | 1 | 53 | 
   +-------------- Margaritifera_margaritifera__2
  |                                             
--+           +-- Margaritifera_margaritifera__1
  |  +--------+                                 
  |  |        +-- Margaritifera_falcata         
  +--+                                          
     |  +-------- Unioninae **                     
     |  |                                       
     +--+     +-- Pleurobemini **                  
        |  +--+                                 
        |  |  +-- Gonideinae **                    
        +--+                                    
           |  +-- Lampsilini **                    
           +--+                                 
              +-- Quadrulini **                    
Jeratthitikul & Sutcharit, 2023 [Publ 4289], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 13 | 13 | 11 | 1 | 0 | 0 | 0 | 54 | 
 Burzynski et al., 2017 [Publ 3774], fig. 1-top | iT | tT | bi | riS | oT | roT | roS | iD |  | 13 | 13 | 11 | 3 | 0 | 0 | 0 | 51 | 
   +----- Unioninae ** 
--+                
  |  +-- Ambleminae **
  +--+             
     +-- Gonideinae **
Lydeard et al., 2000 [Publ 2654], fig. 2b | iT | tT | bi | riS | oT | roT | roS | iD |  | 13 | 14 | 12 | 2 | 1 | 1 | 1 | 55 | 
   +-- Unioninae **       
  |                   
--+-- Margaritiferidae
  |                   
  +-- Ambleminae **      
Xiang et al., 2025 [Publ 4433], fig. 7 | iT | tT | bi | riS | oT | roT | roS | iD |  | 13 | 13 | 11 | 2 | 0 | 0 | 0 | 55 | 
   +-- Ambleminae **
--+             
  +-- Unioninae ** 
Reis et al., 2013 [Publ 3580], fig. 5 | iT | tT | bi | riS | oT | roT | roS | iD |  | 13 | 13 | 11 | 3 | 2 | 1 | 1 | 51 | 
   +-------- Margaritiferidae
--+                         
  |  +----- Ambleminae **      
  +--+                      
     |  +-- Gonideinae **      
     +--+                   
        +-- Unioninae **       
Stewart et al., 2021 [Publ 4451], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 13 | 13 | 12 | 2 | 3 | 3 | 1 | 52 | 
   +----- Margaritiferidae
--+                      
  |  +-- Ambleminae **      
  +--+                   
     +-- Unioninae **       
Douda et al., 2024 [Publ 4364], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 13 | 13 | 12 | 1 | 1 | 1 | 1 | 57 | 
   +-- Margaritiferidae
--+                   
  +-- Unioninae **       
Lydeard et al., 2000 [Publ 2654], fig. 2d | iT | tT | bi | riS | oT | roT | roS | iD |  | 13 | 14 | 12 | 2 | 1 | 1 | 1 | 54 | 
   +-- Unioninae **       
  |                   
--+-- Margaritiferidae
  |                   
  +-- Ambleminae **      
Araujo et al., 2017 [Publ 3801], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 13 | 13 | 11 | 4 | 1 | 1 | 1 | 51 | 
   +----------- Margaritiferidae
--+                            
  |  +-------- Parreysiinae **    
  +--+                         
     |  +----- Ambleminae **      
     +--+                      
        |  +-- Unioninae **       
        +--+                   
           +-- Gonideinae **      
Bogan et al., 2023 [Publ 4295], fig. 6 | iT | tT | bi | riS | oT | roT | roS | iD |  | 12 | 12 | 9 | 1 | 1 | 1 | 1 | 56 | 
   +-- Margaritiferidae
--+                   
  +-- Unioninae **       
Zieritz et al., 2024 [Publ 4381], fig. 7A | iT | tT | bi | riS | oT | roT | roS | iD |  | 12 | 12 | 10 | 1 | 0 | 0 | 0 | 55 | 
 Pfarrer et al., 2022 [Publ 4305], fig. 2-5 | iT | tT | bi | riS | oT | roT | roS | iD |  | 12 | 12 | 10 | 2 | 0 | 0 | 0 | 53 | 
   +-- Gonideinae **
--+             
  +-- Unioninae ** 
Liu et al., 2024 [Publ 4380], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 12 | 12 | 10 | 1 | 0 | 0 | 0 | 55 | 
 Freeman et al., 2025 [Publ 4443], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 12 | 12 | 10 | 1 | 0 | 0 | 0 | 51 | 
 Lopes-Lima et al., 2020 [Publ 4080], fig. 10 | iT | tT | bi | riS | oT | roT | roS | iD |  | 12 | 12 | 8 | 1 | 2 | 2 | 1 | 56 | 
   +-- Margaritiferidae
--+                   
  +-- Unioninae **       
Graf, 2002 [Publ 2651], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 12 | 12 | 10 | 3 | 6 | 1 | 1 | 35 | 
   +-------------- Margaritiferidae
--+                               
  |  +----------- Pseudodontini **   
  +--+                            
     |  +-------- Contradentini **   
     +--+                         
        |  +----- Unioninae **       
        +--+                      
           |  +-- Gonideini **       
           +--+                   
              +-- Ambleminae **      
Wu et al., 2022 [Publ 4238], fig. 2a_S1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 12 | 12 | 10 | 1 | 0 | 0 | 0 | 56 | 
 Froufe et al., 2015 [Publ 3664], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 12 | 12 | 10 | 3 | 0 | 0 | 0 | 53 | 
         +-- Gonideini **      
  +-----+                  
  |     +-- Lamprotulini **   
--+                        
  |  +----- Chamberlainiini **
  +--+                     
     |  +-- Ambleminae **     
     +--+                  
        +-- Unioninae **      
Freeman et al., 2025 [Publ 4443], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 12 | 12 | 8 | 1 | 0 | 0 | 0 | 51 | 
 Konopleva et al., 2020 [Publ 4072], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 12 | 12 | 9 | 1 | 0 | 0 | 0 | 56 | 
 Froufe et al., 2017 [Publ 3802], fig. 6 | iT | tT | bi | riS | oT | roT | roS | iD |  | 12 | 12 | 9 | 1 | 0 | 0 | 0 | 56 | 
 Mabuchi & Nishida, 2020 [Publ 4120], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 12 | 12 | 12 | 2 | 0 | 0 | 0 | 55 | 
   +-- Gonideinae **
--+             
  +-- Unioninae ** 
Smith et al., 2020 [Publ 4136], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 12 | 12 | 10 | 1 | 0 | 0 | 0 | 54 | 
 Feng et al., 2016 [Publ 3800], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 12 | 12 | 10 | 3 | 2 | 2 | 1 | 50 | 
   +-------------- Margaritiferidae
  |                               
  |           +-- Anodontina **      
--+  +--------+                   
  |  |        +-- Utterbackia **     
  |  |                            
  +--+        +-- Gonideinae **      
     |  +-----+                   
     |  |     +-- Ambleminae **      
     +--+                         
        |  +----- Unionini **        
        +--+                      
           |  +-- Pyganodon **       
           +--+                   
              +-- Cristariina **     
Walker et al., 2006 [Publ 2666], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 12 | 12 | 10 | 3 | 3 | 1 | 1 | 47 | 
   +-------------- Margaritiferidae
--+                               
  |  +----------- Pseudodontini **   
  +--+                            
     |  +-------- Gonidea **         
     +--+                         
        |  +----- Inversidens **     
        +--+                      
           |  +-- Unioninae **       
           +--+                   
              +-- Ambleminae **      
Walker et al., 2006 [Publ 2666], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 12 | 13 | 11 | 3 | 3 | 1 | 1 | 52 | 
   +-------------- Unioninae **       
  |                               
--+  +----------- Lamprotulini **    
  |  |                            
  +--+        +-- Gonideini **       
     |  +-----+                   
     |  |     +-- Pseudodontini **   
     +--+                         
        |  +----- Lampsilini **      
        +--+                      
           |  +-- Pleurobemini **    
           +--+                   
              +-- Margaritiferidae
Sano et al., 2022 [Publ 4311], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 12 | 12 | 12 | 1 | 0 | 0 | 0 | 56 | 
 Walker et al., 2006 [Publ 2666], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 12 | 12 | 10 | 3 | 3 | 1 | 1 | 47 | 
   +-------------- Margaritiferidae
--+                               
  |  +----------- Pseudodontini **   
  +--+                            
     |  +-------- Gonidea **         
     +--+                         
        |  +----- Inversidens **     
        +--+                      
           |  +-- Unioninae **       
           +--+                   
              +-- Ambleminae **      
Wu et al., 2024 [Publ 4379], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 12 | 12 | 10 | 1 | 0 | 0 | 0 | 57 | 
 Choi et al., 2020 [Publ 4169], fig. 2a | iT | tT | bi | riS | oT | roT | roS | iD |  | 12 | 12 | 11 | 1 | 0 | 0 | 0 | 55 | 
 Reis et al., 2013 [Publ 3580], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 12 | 12 | 10 | 3 | 2 | 1 | 1 | 52 | 
   +-------- Margaritiferidae
--+                         
  |  +----- Ambleminae **      
  +--+                      
     |  +-- Gonideinae **      
     +--+                   
        +-- Unioninae **       
Pfeiffer et al., 2021 [Publ 4126], fig. 12 | iT | tT | bi | riS | oT | roT | roS | iD |  | 11 | 11 | 8 | 1 | 0 | 0 | 0 | 54 | 
 Khalloufi et al., 2011 [Publ 2748], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 11 | 11 | 8 | 3 | 0 | 0 | 0 | 53 | 
   +----- Ambleminae **
--+                
  |  +-- Gonideinae **
  +--+             
     +-- Unioninae ** 
Hou et al., 2025 [Publ 4401], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 11 | 11 | 9 | 1 | 0 | 0 | 0 | 55 | 
 Hou et al., 2025 [Publ 4432], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 11 | 11 | 9 | 1 | 0 | 0 | 0 | 55 | 
 Porto-Hannes et al., 2021 [Publ 4227], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 11 | 11 | 6 | 1 | 0 | 0 | 0 | 49 | 
 Wu et al., 2020 [Publ 4121], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 11 | 11 | 9 | 4 | 23 | 12 | 1 | 55 | 
   +-------- Margaritiferidae
  |                         
--+     +-- Ambleminae **      
  |  +--+                   
  |  |  +-- Parreysiinae **    
  +--+                      
     |  +-- Gonideinae **      
     +--+                   
        +-- Unioninae **       
Curole & Kocher, 2005 [Publ 2682], fig. 1-M | iT | tT | bi | riS | oT | roT | roS | iD |  | 11 | 11 | 9 | 2 | 1 | 1 | 1 | 49 | 
   +----- Margaritiferidae
--+                      
  |  +-- Unioninae **       
  +--+                   
     +-- Ambleminae **      
Freeman et al., 2025 [Publ 4443], fig. 5 | iT | tT | bi | riS | oT | roT | roS | iD |  | 11 | 11 | 9 | 1 | 0 | 0 | 0 | 50 | 
 Roe, 2013 [Publ 3571], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 11 | 11 | 9 | 1 | 0 | 0 | 0 | 52 | 
 Morrison et al., 2021 [Publ 4362], fig. 5 | iT | tT | bi | riS | oT | roT | roS | iD |  | 11 | 11 | 9 | 1 | 0 | 0 | 0 | 52 | 
 Pfeiffer et al., 2021 [Publ 4126], fig. 27 | iT | tT | bi | riS | oT | roT | roS | iD |  | 11 | 11 | 7 | 1 | 0 | 0 | 0 | 55 | 
 Wu et al., 2020 [Publ 4147], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 11 | 11 | 9 | 3 | 3 | 3 | 1 | 54 | 
   +-------- Margaritiferidae
--+                         
  |  +----- Ambleminae **      
  +--+                      
     |  +-- Gonideinae **      
     +--+                   
        +-- Unioninae **       
Wu et al., 2020 [Publ 4121], fig. S1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 11 | 11 | 9 | 4 | 23 | 12 | 1 | 55 | 
   +-------- Margaritiferidae
  |                         
--+     +-- Ambleminae **      
  |  +--+                   
  |  |  +-- Parreysiinae **    
  +--+                      
     |  +-- Gonideinae **      
     +--+                   
        +-- Unioninae **       
Burzynski & Soroka, 2018 [Publ 3862], fig. 5b | iT | tT | bi | riS | oT | roT | roS | iD |  | 10 | 10 | 8 | 1 | 0 | 0 | 0 | 51 | 
 Sonowal et al., 2021 [Publ 4221], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 10 | 10 | 8 | 4 | 6 | 0 | 0 | 56 | 
   +-------------------------- Lamellidens_mainwaringi **
--+                                                  
  |  +----------------------- Lamprotula **             
  +--+                                               
     |  +-------------------- Potomida **               
     +--+                                            
        |  +----------------- Lampsilini **             
        +--+                                         
           |  +-------------- Pleurobemini **           
           +--+                                      
              |  +----------- Aculamprotula **          
              +--+                                   
                 |  +-------- Unio_pictorum **          
                 +--+                                
                    |  +----- Anodontini **             
                    +--+                             
                       |  +-- Unio_ravoisieri **        
                       +--+                          
                          +-- Lamellidens_corrianus **  
Lopes-Lima et al., 2020 [Publ 4080], fig. 11 | iT | tT | bi | riS | oT | roT | roS | iD |  | 10 | 10 | 8 | 1 | 2 | 2 | 1 | 54 | 
   +-- Margaritiferidae
--+                   
  +-- Unioninae **       
Curole & Kocher, 2005 [Publ 2682], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 10 | 11 | 9 | 2 | 1 | 1 | 1 | 52 | 
   +----- Ambleminae **      
--+                      
  |  +-- Unioninae **       
  +--+                   
     +-- Margaritiferidae
Roe et al., 2002 [Publ 2689], fig. 3a | iT | tT | bi | riS | oT | roT | roS | iD |  | 10 | 10 | 8 | 1 | 0 | 0 | 0 | 51 | 
 Araujo et al., 2009 [Publ 2589], fig. 7B | iT | tT | bi | riS | oT | roT | roS | iD |  | 10 | 10 | 9 | 3 | 1 | 1 | 1 | 50 | 
   +-------- Margaritiferidae
--+                         
  |  +----- Gonideinae **      
  +--+                      
     |  +-- Ambleminae **      
     +--+                   
        +-- Unioninae **       
Morrison et al., 2021 [Publ 4362], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 10 | 10 | 8 | 1 | 0 | 0 | 0 | 52 | 
 Stodola et al., 2021 [Publ 4266], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 10 | 10 | 7 | 1 | 0 | 0 | 0 | 53 | 
 Lopes-Lima et al., 2021 [Publ 4217], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 10 | 10 | 8 | 1 | 0 | 0 | 0 | 53 | 
 Klishko et al., 2019 [Publ 3886], fig. 9 | iT | tT | bi | riS | oT | roT | roS | iD |  | 10 | 10 | 7 | 1 | 1 | 1 | 1 | 52 | 
   +-- Margaritiferidae
--+                   
  +-- Unioninae **       
Choi et al., 2020 [Publ 4169], fig. 5 | iT | tT | bi | riS | oT | roT | roS | iD |  | 10 | 10 | 8 | 2 | 0 | 0 | 0 | 53 | 
   +-- Parreysiinae **
--+               
  +-- Unioninae **   
Walker et al., 2006 [Publ 2666], fig. 6 | iT | tT | bi | riS | oT | roT | roS | iD |  | 10 | 16 | 13 | 3 | 26 | 6 | 1 | 52 | 
   +-------- Unioninae **       
--+                         
  |  +----- Margaritiferidae
  +--+                      
     |  +-- Gonideinae **      
     +--+                   
        +-- Ambleminae **      
Graf et al., 2014 [Publ 3591], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 10 | 11 | 13 | 2 | 1 | 1 | 1 | 52 | 
   +-- Margaritiferidae
  |                   
--+-- Unioninae **       
  |                   
  +-- Parreysiinae **    
Keogh & Simons, 2019 [Publ 3935], fig. S1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 10 | 10 | 8 | 1 | 0 | 0 | 0 | 52 | 
 Roe & Lydeard, 1998 [Publ 2693], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 10 | 10 | 5 | 1 | 0 | 0 | 0 | 52 | 
 Amaro et al., 2017 [Publ 3791], fig. 2-M | iT | tT | bi | riS | oT | roT | roS | iD |  | 10 | 10 | 7 | 3 | 0 | 0 | 0 | 49 | 
   +----- Ambleminae **
--+                
  |  +-- Gonideinae **
  +--+             
     +-- Unioninae ** 
Araujo et al., 2009 [Publ 2589], fig. 7A | iT | tT | bi | riS | oT | roT | roS | iD |  | 10 | 10 | 6 | 3 | 1 | 1 | 1 | 52 | 
   +-------- Margaritiferidae
--+                         
  |  +----- Ambleminae **      
  +--+                      
     |  +-- Gonideinae **      
     +--+                   
        +-- Unioninae **       
Walker et al., 2006 [Publ 2666], fig. 6-M | iT | tT | bi | riS | oT | roT | roS | iD |  | 10 | 10 | 8 | 3 | 4 | 3 | 1 | 48 | 
   +-------- Margaritiferidae
--+                         
  |  +----- Gonideinae **      
  +--+                      
     |  +-- Unioninae **       
     +--+                   
        +-- Ambleminae **      
Kandl et al., 2001 [Publ 3384], fig. 5 | iT | tT | bi | riS | oT | roT | roS | iD |  | 9 | 9 | 7 | 1 | 0 | 0 | 0 | 47 | 
 Soroka, 2010 [Publ 3404], fig. 3b | iT | tT | bi | riS | oT | roT | roS | iD |  | 9 | 9 | 5 | 1 | 0 | 0 | 0 | 51 | 
 Wu et al., 2024 [Publ 4388], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 9 | 9 | 8 | 2 | 0 | 0 | 0 | 53 | 
   +-- Unioninae ** 
--+             
  +-- Gonideinae **
Sonowal et al., 2021 [Publ 4221], fig. 3a | iT | tT | bi | riS | oT | roT | roS | iD |  | 9 | 15 | 7 | 4 | 6 | 0 | 0 | 55 | 
   +-------- Parreysiinae **
  |                     
  +-------- Gonideinae **  
--+                     
  |     +-- Hyriidae    
  |  +--+               
  |  |  +-- Trigoniidae 
  +--+                  
     |  +-- Pleurobemini **
     |  |               
     +--+-- Lampsilini **  
        |               
        +-- Unioninae **   
Muanta et al., 2019 [Publ 3921], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 9 | 9 | 8 | 1 | 0 | 0 | 0 | 54 | 
 Hewitt et al., 2019 [Publ 3962], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 9 | 9 | 10 | 2 | 1 | 1 | 1 | 49 | 
   +----- Margaritiferidae
--+                      
  |  +-- Unioninae **       
  +--+                   
     +-- Ambleminae **      
Kano et al., 2019 [Publ 4194], fig. 6 | iT | tT | bi | riS | oT | roT | roS | iD |  | 9 | 9 | 7 | 2 | 1 | 1 | 1 | 53 | 
   +----------- Margaritiferidae
--+                            
  |  +-------- Anodontini **      
  +--+                         
     |  +----- Gonideinae **      
     +--+                      
        |  +-- Lanceolariini **   
        +--+                   
           +-- Unionini **        
Fonseca et al., 2016 [Publ 3775], fig. 1-M | iT | tT | bi | riS | oT | roT | roS | iD |  | 9 | 9 | 7 | 3 | 0 | 0 | 0 | 49 | 
   +----- Ambleminae **
--+                
  |  +-- Gonideinae **
  +--+             
     +-- Unioninae ** 
Lopes-Lima et al., 2020 [Publ 4080], fig. 6 | iT | tT | bi | riS | oT | roT | roS | iD |  | 9 | 9 | 7 | 1 | 2 | 2 | 1 | 53 | 
   +-- Margaritiferidae
--+                   
  +-- Unioninae **       
Chen et al., 2025 [Publ 4448], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 9 | 9 | 7 | 2 | 0 | 0 | 0 | 52 | 
   +-- Gonideinae **
--+             
  +-- Unioninae ** 
Amaro et al., 2017 [Publ 3791], fig. 3B | iT | tT | bi | riS | oT | roT | roS | iD |  | 9 | 9 | 7 | 3 | 3 | 2 | 1 | 50 | 
   +----------- Margaritiferidae
--+                            
  |  +-------- Unioninae **       
  +--+                         
     |  +----- Lampsilini **      
     +--+                      
        |  +-- Quadrulini **      
        +--+                   
           +-- Gonideinae **      
Lopes-Lima et al., 2017 [Publ 3792], fig. 2-M | iT | tT | bi | riS | oT | roT | roS | iD |  | 9 | 9 | 7 | 3 | 1 | 1 | 1 | 49 | 
   +-------- Margaritiferidae
--+                         
  |  +----- Ambleminae **      
  +--+                      
     |  +-- Gonideinae **      
     +--+                   
        +-- Unioninae **       
Jeratthitikul et al., 2019 [Publ 3911], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 9 | 9 | 14 | 2 | 0 | 0 | 0 | 52 | 
      +-- Pseudodontini **
  +--+                
  |  +-- Parreysiinae ** 
--+                   
  |  +-- Rectidentini ** 
  +--+                
     +-- Contradentini **
Froufe et al., 2017 [Publ 3802], fig. 7 | iT | tT | bi | riS | oT | roT | roS | iD |  | 9 | 9 | 7 | 2 | 1 | 1 | 1 | 50 | 
   +----- Margaritiferidae
--+                      
  |  +-- Gonideinae **      
  +--+                   
     +-- Unioninae **       
Nagel et al., 1998 [Publ 1946], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 9 | 9 | 7 | 2 | 0 | 0 | 0 | 50 | 
   +----- Gonideini **   
--+                  
  |  +-- Lamprotulini **
  +--+               
     +-- Unioninae **   
Amaro et al., 2017 [Publ 3791], fig. 3A | iT | tT | bi | riS | oT | roT | roS | iD |  | 9 | 9 | 7 | 3 | 3 | 2 | 1 | 48 | 
   +-------- Margaritiferidae
--+                         
  |  +----- Unioninae **       
  +--+                      
     |  +-- Gonideinae **      
     +--+                   
        +-- Ambleminae **      
Sonowal et al., 2021 [Publ 4221], fig. 3b | iT | tT | bi | riS | oT | roT | roS | iD |  | 9 | 9 | 0 | 4 | 6 | 0 | 0 | 51 | 
   +-- Aculamprotula **  
  |                  
  +-- Lamprotula **     
  |                  
  +-- Lampsilini **     
  |                  
  +-- Potomida **       
  |                  
--+-- Unio_pictorum **  
  |                  
  +-- Anodontini **     
  |                  
  +-- Unio_ravoisieri **
  |                  
  +-- Parreysiinae **   
  |                  
  +-- Pleurobemini **   
Chase et al., 2018 [Publ 3861], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 9 | 9 | 7 | 3 | 2 | 1 | 1 | 49 | 
   +-------- Margaritiferidae
--+                         
  |  +----- Ambleminae **      
  +--+                      
     |  +-- Gonideinae **      
     +--+                   
        +-- Unioninae **       
Soroka, 2010 [Publ 3404], fig. 3a | iT | tT | bi | riS | oT | roT | roS | iD |  | 9 | 9 | 7 | 1 | 0 | 0 | 0 | 51 | 
 Pfeiffer et al., 2021 [Publ 4126], fig. 25 | iT | tT | bi | riS | oT | roT | roS | iD |  | 9 | 9 | 7 | 1 | 0 | 0 | 0 | 53 | 
 Araujo et al., 2009 [Publ 2589], fig. 7C | iT | tT | bi | riS | oT | roT | roS | iD |  | 9 | 9 | 7 | 3 | 1 | 1 | 1 | 51 | 
   +-------- Margaritiferidae
--+                         
  |  +----- Gonideinae **      
  +--+                      
     |  +-- Ambleminae **      
     +--+                   
        +-- Unioninae **       
Chase et al., 2018 [Publ 3861], fig. 1-M | iT | tT | bi | riS | oT | roT | roS | iD |  | 9 | 9 | 7 | 3 | 2 | 1 | 1 | 47 | 
   +----- Unioninae ** 
--+                
  |  +-- Gonideinae **
  +--+             
     +-- Ambleminae **
Bolotov et al., 2022 [Publ 4250], fig. S4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 9 | 9 | 6 | 1 | 0 | 0 | 0 | 53 | 
 King et al., 1999 [Publ 2699], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 9 | 9 | 7 | 1 | 0 | 0 | 0 | 50 | 
 Vikhrev et al., 2017 [Publ 3810], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 8 | 8 | 6 | 1 | 2 | 2 | 1 | 52 | 
   +-- Margaritiferidae
--+                   
  +-- Unioninae **       
Hoeh et al., 2002 [Publ 2673], fig. 1-M | iT | tT | bi | riS | oT | roT | roS | iD |  | 8 | 8 | 6 | 2 | 1 | 0 | 0 | 45 | 
   +-- Unioninae ** 
--+             
  +-- Ambleminae **
Inoue et al., 2014 [Publ 3635], fig. 3B | iT | tT | bi | riS | oT | roT | roS | iD |  | 8 | 8 | 3 | 2 | 0 | 0 | 0 | 49 | 
   +-- Ambleminae **
--+             
  +-- Unioninae ** 
Hewitt et al., 2018 [Publ 3758], fig. 5 | iT | tT | bi | riS | oT | roT | roS | iD |  | 8 | 8 | 5 | 2 | 1 | 1 | 1 | 45 | 
   +----- Margaritiferidae
--+                      
  |  +-- Ambleminae **      
  +--+                   
     +-- Unioninae **       
Hoeh et al., 2002 [Publ 2673], fig. 1-F | iT | tT | bi | riS | oT | roT | roS | iD |  | 8 | 8 | 6 | 2 | 1 | 0 | 0 | 45 | 
   +-- Unioninae ** 
--+             
  +-- Ambleminae **
Pfeiffer et al., 2021 [Publ 4126], fig. 18 | iT | tT | bi | riS | oT | roT | roS | iD |  | 8 | 8 | 7 | 1 | 0 | 0 | 0 | 53 | 
 Kondakov et al., 2018 [Publ 3914], fig. 5 | iT | tT | bi | riS | oT | roT | roS | iD |  | 8 | 8 | 6 | 1 | 0 | 0 | 0 | 52 | 
 Marrone et al., 2019 [Publ 3907], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 8 | 8 | 4 | 1 | 0 | 0 | 0 | 51 | 
 Lopes-Lima et al., 2020 [Publ 4080], fig. 13 | iT | tT | bi | riS | oT | roT | roS | iD |  | 8 | 8 | 6 | 1 | 2 | 2 | 1 | 52 | 
   +-- Margaritiferidae
--+                   
  +-- Unioninae **       
Zhang et al., 2024 [Publ 4397], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 8 | 8 | 6 | 1 | 0 | 0 | 0 | 52 | 
 Sheng et al., 2014 [Publ 3704], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 8 | 8 | 6 | 3 | 0 | 0 | 0 | 47 | 
   +-------------- Cristariina **  
--+                            
  |  +----------- Alasmidontina **
  +--+                         
     |  +-------- Lampsilis **    
     +--+                      
        |  +----- Gonideinae **   
        +--+                   
           |  +-- Venustaconcha **
           +--+                
              +-- Quadrulini **   
Tomilova et al., 2020 [Publ 4097], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 8 | 8 | 5 | 1 | 0 | 0 | 0 | 50 | 
 Zieritz et al., 2024 [Publ 4381], fig. 8A | iT | tT | bi | riS | oT | roT | roS | iD |  | 8 | 8 | 6 | 1 | 0 | 0 | 0 | 51 | 
 Froufe et al., 2015 [Publ 3664], fig. 1-M | iT | tT | bi | riS | oT | roT | roS | iD |  | 8 | 8 | 6 | 3 | 0 | 0 | 0 | 47 | 
   +----- Unioninae ** 
--+                
  |  +-- Ambleminae **
  +--+             
     +-- Gonideinae **
Soroka, 2010 [Publ 3404], fig. 5a | iT | tT | bi | riS | oT | roT | roS | iD |  | 8 | 8 | 6 | 1 | 0 | 0 | 0 | 50 | 
 Bauer et al., 2021 [Publ 4365], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 8 | 8 | 5 | 1 | 0 | 0 | 0 | 52 | 
 Bespalaya et al., 2018 [Publ 3811], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 8 | 8 | 7 | 1 | 2 | 2 | 1 | 53 | 
   +-- Margaritiferidae
--+                   
  +-- Unioninae **       
Klishko et al., 2018 [Publ 3945], fig. 8 | iT | tT | bi | riS | oT | roT | roS | iD |  | 8 | 8 | 5 | 1 | 0 | 0 | 0 | 51 | 
 Soroka, 2010 [Publ 3404], fig. 5b | iT | tT | bi | riS | oT | roT | roS | iD |  | 8 | 8 | 5 | 1 | 0 | 0 | 0 | 50 | 
 Chase et al., 2018 [Publ 3847], fig. 5 | iT | tT | bi | riS | oT | roT | roS | iD |  | 8 | 8 | 6 | 3 | 2 | 1 | 1 | 51 | 
   +----- Gonideinae **
--+                
  |  +-- Ambleminae **
  +--+             
     +-- Unioninae ** 
Pfeiffer et al., 2021 [Publ 4126], fig. 30 | iT | tT | bi | riS | oT | roT | roS | iD |  | 7 | 7 | 5 | 1 | 0 | 0 | 0 | 51 | 
 Zieritz et al., 2012 [Publ 3673], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 7 | 8 | 4 | 1 | 1 | 1 | 1 | 50 | 
   +----- Anodontina **      
  |                      
--+  +-- Cristariina **     
  |  |                   
  +--+-- Margaritiferidae
     |                   
     +-- Unionini **        
Serb, 2006 [Publ 2678], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 7 | 7 | 8 | 1 | 0 | 0 | 0 | 48 | 
 Chen et al., 2012 [Publ 3624], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 7 | 7 | 5 | 3 | 0 | 0 | 0 | 48 | 
   +----- Ambleminae **
--+                
  |  +-- Unioninae ** 
  +--+             
     +-- Gonideinae **
Serb, 2006 [Publ 2678], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 7 | 7 | 7 | 1 | 0 | 0 | 0 | 48 | 
 Serb, 2006 [Publ 2678], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 7 | 7 | 8 | 1 | 0 | 0 | 0 | 48 | 
 Jones & Neves, 2010 [Publ 2646], fig. 17 | iT | tT | bi | riS | oT | roT | roS | iD |  | 7 | 7 | 1 | 1 | 0 | 0 | 0 | 50 | 
 Lopes-Lima et al., 2020 [Publ 4080], fig. 5 | iT | tT | bi | riS | oT | roT | roS | iD |  | 7 | 7 | 5 | 1 | 2 | 2 | 1 | 51 | 
   +-- Margaritiferidae
--+                   
  +-- Unioninae **       
Buhay et al., 2002 [Publ 2661], fig. 2A | iT | tT | bi | riS | oT | roT | roS | iD |  | 7 | 7 | 3 | 1 | 0 | 0 | 0 | 49 | 
 Soroka & Burzynski, 2018 [Publ 3762], fig. 3-M | iT | tT | bi | riS | oT | roT | roS | iD |  | 7 | 7 | 5 | 2 | 0 | 0 | 0 | 46 | 
   +-- Ambleminae **
--+             
  +-- Unioninae ** 
Soroka, 2010 [Publ 3404], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 7 | 7 | 5 | 1 | 0 | 0 | 0 | 49 | 
 Serb & Barnhart, 2008 [Publ 2674], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 7 | 7 | 9 | 1 | 0 | 0 | 0 | 48 | 
 Soroka, 2010 [Publ 3404], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 7 | 7 | 4 | 1 | 0 | 0 | 0 | 49 | 
 Jones & Neves, 2010 [Publ 2646], fig. 16 | iT | tT | bi | riS | oT | roT | roS | iD |  | 7 | 7 | 5 | 1 | 0 | 0 | 0 | 50 | 
 Lopes-Lima et al., 2021 [Publ 4217], fig. 6 | iT | tT | bi | riS | oT | roT | roS | iD |  | 7 | 7 | 5 | 1 | 0 | 0 | 0 | 50 | 
 Buhay et al., 2002 [Publ 2661], fig. 2B | iT | tT | bi | riS | oT | roT | roS | iD |  | 7 | 7 | 5 | 1 | 0 | 0 | 0 | 49 | 
 Soroka & Burzynski, 2018 [Publ 3762], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 7 | 7 | 5 | 2 | 0 | 0 | 0 | 46 | 
   +-- Ambleminae **
--+             
  +-- Unioninae ** 
Froufe et al., 2016 [Publ 3727], fig. 3_4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 7 | 7 | 3 | 1 | 0 | 0 | 0 | 51 | 
 Hoeh et al., 1995 [Publ 3391], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 7 | 7 | 4 | 1 | 0 | 0 | 0 | 50 | 
 Smith et al., 2023 [Publ 4291], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 7 | 7 | 5 | 1 | 0 | 0 | 0 | 50 | 
 Serb & Barnhart, 2008 [Publ 2674], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 7 | 7 | 10 | 1 | 0 | 0 | 0 | 48 | 
 Goncalves et al., 2022 [Publ 4253], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 7 | 7 | 6 | 1 | 0 | 0 | 0 | 51 | 
 Pfeiffer et al., 2018 [Publ 3827], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 7 | 7 | 3 | 1 | 0 | 0 | 0 | 50 | 
 Guerra et al., 2017 [Publ 3772], fig. 2b-M | iT | tT | bi | riS | oT | roT | roS | iD |  | 6 | 6 | 3 | 3 | 2 | 1 | 1 | 46 | 
   +----- Margaritiferidae
  |                      
--+  +-- Gonideinae **      
  |  |                   
  +--+-- Unioninae **       
     |                   
     +-- Ambleminae **      
Riccardi et al., 2020 [Publ 4089], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 6 | 6 | 4 | 1 | 0 | 0 | 0 | 50 | 
 Källersjö et al., 2005 [Publ 2684], fig. 1A | iT | tT | bi | riS | oT | roT | roS | iD |  | 6 | 7 | 2 | 1 | 1 | 1 | 1 | 48 | 
   +-- Margaritiferidae
  |                   
--+-- Anodontini **      
  |                   
  +-- Unionini **        
Soroka, 2010 [Publ 3404], fig. 8b | iT | tT | bi | riS | oT | roT | roS | iD |  | 6 | 6 | 4 | 1 | 0 | 0 | 0 | 48 | 
 Lopes-Lima et al., 2020 [Publ 4080], fig. 12 | iT | tT | bi | riS | oT | roT | roS | iD |  | 6 | 6 | 4 | 1 | 2 | 2 | 1 | 50 | 
   +-- Margaritiferidae
--+                   
  +-- Unioninae **       
Kandl et al., 2001 [Publ 3384], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 6 | 6 | 4 | 1 | 0 | 0 | 0 | 48 | 
 Soroka, 2010 [Publ 3404], fig. 3a-M | iT | tT | bi | riS | oT | roT | roS | iD |  | 6 | 6 | 4 | 1 | 0 | 0 | 0 | 48 | 
 Keogh & Simons, 2019 [Publ 3935], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 6 | 6 | 6 | 1 | 0 | 0 | 0 | 51 | 
 Källersjö et al., 2005 [Publ 2684], fig. 1B-F | iT | tT | bi | riS | oT | roT | roS | iD |  | 6 | 7 | 4 | 1 | 1 | 1 | 1 | 48 | 
   +-- Margaritiferidae
  |                   
--+-- Anodontini **      
  |                   
  +-- Unionini **        
Wen et al., 2017 [Publ 3795], fig. 3-M | iT | tT | bi | riS | oT | roT | roS | iD |  | 6 | 6 | 4 | 2 | 0 | 0 | 0 | 46 | 
   +-- Unioninae ** 
--+             
  +-- Ambleminae **
Klishko et al., 2017 [Publ 3946], fig. 8 | iT | tT | bi | riS | oT | roT | roS | iD |  | 6 | 6 | 4 | 1 | 0 | 0 | 0 | 49 | 
 Dai et al., 2024 [Publ 4358], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 6 | 6 | 4 | 1 | 0 | 0 | 0 | 50 | 
 Graf, 2000 [Publ 2647], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 6 | 15 | 13 | 3 | 11 | 1 | 1 | 56.5 | 
   +-------------------- Margaritiferidae
  |                                     
  |           +-------- Unionini **        
--+  +--------+                         
  |  |        |  +----- Pleurobemini **    
  |  |        +--+                      
  |  |           |  +-- Anodontini **      
  +--+           +--+                   
     |              +-- Lampsilini **      
     |                                  
     |  +-------------- Parreysiini **     
     |  |                               
     +--+  +----------- Coelaturini **     
        |  |                            
        +--+  +-------- Hyriidae        
           |  |                         
           +--+  +----- Iridinidae      
              |  |                      
              +--+  +-- Anodontitinae   
                 |  |                   
                 +--+-- Mycetopodinae   
                    |                   
                    +-- Etheriidae      
Soroka, 2010 [Publ 3404], fig. 8a | iT | tT | bi | riS | oT | roT | roS | iD |  | 6 | 6 | 4 | 1 | 0 | 0 | 0 | 48 | 
 Amaro et al., 2017 [Publ 3791], fig. 3B-M | iT | tT | bi | riS | oT | roT | roS | iD |  | 6 | 6 | 4 | 3 | 1 | 1 | 1 | 49 | 
   +----------- Margaritiferidae
--+                            
  |  +-------- Quadrulini **      
  +--+                         
     |  +----- Lampsilini **      
     +--+                      
        |  +-- Unioninae **       
        +--+                   
           +-- Gonideinae **      
Zieritz et al., 2016 [Publ 3804], fig. S2-1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 6 | 6 | 3 | 1 | 0 | 0 | 0 | 50 | 
 Guerra et al., 2017 [Publ 3772], fig. 2a-M | iT | tT | bi | riS | oT | roT | roS | iD |  | 6 | 6 | 3 | 3 | 2 | 1 | 1 | 46 | 
   +----- Margaritiferidae
  |                      
--+  +-- Gonideinae **      
  |  |                   
  +--+-- Unioninae **       
     |                   
     +-- Ambleminae **      
Freeman et al., 2025 [Publ 4443], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 6 | 6 | 5 | 1 | 0 | 0 | 0 | 50 | 
 Huang et al., 2013 [Publ 3629], fig. 3-M | iT | tT | bi | riS | oT | roT | roS | iD |  | 6 | 6 | 4 | 3 | 0 | 0 | 0 | 45 | 
   +----- Unioninae ** 
--+                
  |  +-- Gonideinae **
  +--+             
     +-- Ambleminae **
Wei et al., 2016 [Publ 3665], fig. 0 | iT | tT | bi | riS | oT | roT | roS | iD |  | 6 | 6 | 2 | 3 | 0 | 0 | 0 | 48 | 
   +----- Gonideinae **   
  |                   
--+  +-- Cristariina **  
  |  |                
  |  +-- Lampsilini **   
  +--+                
     +-- Alasmidontina **
     |                
     +-- Quadrulini **   
Gomes-dos-Santos et al., 2019 [Publ 4042], fig. 8 | iT | tT | bi | riS | oT | roT | roS | iD |  | 6 | 6 | 4 | 1 | 0 | 0 | 0 | 50 | 
 Lopes-Lima et al., 2020 [Publ 4080], fig. 7 | iT | tT | bi | riS | oT | roT | roS | iD |  | 6 | 6 | 4 | 1 | 2 | 2 | 1 | 50 | 
   +-- Margaritiferidae
--+                   
  +-- Unioninae **       
Amaro et al., 2017 [Publ 3791], fig. 3A-M | iT | tT | bi | riS | oT | roT | roS | iD |  | 6 | 6 | 4 | 3 | 1 | 1 | 1 | 49 | 
   +----------- Margaritiferidae
--+                            
  |  +-------- Quadrulini **      
  +--+                         
     |  +----- Gonideinae **      
     +--+                      
        |  +-- Lampsilini **      
        +--+                   
           +-- Unioninae **       
Moyer & Díaz-Ferguson, 2012 [Publ 3375], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 6 | 6 | 5 | 2 | 0 | 0 | 0 | 48 | 
   +-- Unioninae ** 
--+             
  +-- Ambleminae **
Soroka, 2010 [Publ 3404], fig. 3b-M | iT | tT | bi | riS | oT | roT | roS | iD |  | 6 | 6 | 4 | 1 | 0 | 0 | 0 | 48 | 
 Lopes-Lima et al., 2020 [Publ 4080], fig. 16 | iT | tT | bi | riS | oT | roT | roS | iD |  | 6 | 6 | 5 | 1 | 2 | 2 | 1 | 50 | 
   +-- Margaritiferidae
--+                   
  +-- Gonideinae **      
King et al., 1999 [Publ 2699], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 6 | 6 | 3 | 1 | 0 | 0 | 0 | 47 | 
 Bolotov et al., 2016 [Publ 3732], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 6 | 6 | 5 | 1 | 2 | 2 | 1 | 51 | 
   +-- Margaritiferidae
--+                   
  +-- Unioninae **       
Huang et al., 2018 [Publ 3828], fig. 3_5 | iT | tT | bi | riS | oT | roT | roS | iD |  | 6 | 6 | 4 | 4 | 23 | 12 | 1 | 50 | 
   +----------- Margaritiferidae
--+                            
  |  +-------- Gonideinae **      
  +--+                         
     |  +----- Unioninae **       
     +--+                      
        |  +-- Ambleminae **      
        +--+                   
           +-- Parreysiinae **    
Bogan et al., 2023 [Publ 4295], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 6 | 6 | 4 | 1 | 1 | 1 | 1 | 50 | 
   +-- Margaritiferidae
--+                   
  +-- Unioninae **       
Mejia-Trujillo & Smith, 2022 [Publ 4274], fig. 2-M | iT | tT | bi | riS | oT | roT | roS | iD |  | 6 | 6 | 4 | 1 | 0 | 0 | 0 | 48 | 
 Choi et al., 2020 [Publ 4169], fig. 3a | iT | tT | bi | riS | oT | roT | roS | iD |  | 6 | 6 | 5 | 1 | 0 | 0 | 0 | 49 | 
 Mabuchi et al., 2021 [Publ 4233], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 5 | 5 | 3 | 1 | 0 | 0 | 0 | 49 | 
 Lopes-Lima et al., 2021 [Publ 4217], fig. 14 | iT | tT | bi | riS | oT | roT | roS | iD |  | 5 | 5 | 4 | 1 | 0 | 0 | 0 | 48 | 
 Dyduch-Falniowska & Koziol, 1989 [Publ 3814], fig. 5_7 | iT | tT | bi | riS | oT | roT | roS | iD |  | 5 | 5 | 3 | 1 | 0 | 0 | 0 | 47 | 
 Nagel et al., 1998 [Publ 1946], fig. 7 | iT | tT | bi | riS | oT | roT | roS | iD |  | 5 | 5 | 4 | 1 | 0 | 0 | 0 | 49 | 
 Bogan et al., 2023 [Publ 4295], fig. 5 | iT | tT | bi | riS | oT | roT | roS | iD |  | 5 | 5 | 3 | 1 | 1 | 1 | 1 | 49 | 
   +-- Margaritiferidae
--+                   
  +-- Unioninae **       
Nagel et al., 1998 [Publ 1946], fig. 9 | iT | tT | bi | riS | oT | roT | roS | iD |  | 5 | 5 | 3 | 2 | 1 | 1 | 1 | 46.5 | 
   +-------- Margaritiferidae
--+                         
  |  +----- Lamprotulini **    
  +--+                      
     |  +-- Gonideini **       
     +--+                   
        +-- Unioninae **       
Prie et al., 2012 [Publ 3487], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 5 | 5 | 3 | 1 | 1 | 1 | 1 | 48 | 
   +-- Margaritiferidae
--+                   
  +-- Unioninae **       
Bolotov et al., 2022 [Publ 4250], fig. S3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 5 | 5 | 3 | 1 | 0 | 0 | 0 | 49 | 
 Nagel et al., 1996 [Publ 3400], fig. 351 | iT | tT | bi | riS | oT | roT | roS | iD |  | 5 | 5 | 4 | 1 | 0 | 0 | 0 | 49 | 
 Konopleva et al., 2017 [Publ 3807], fig. 5 | iT | tT | bi | riS | oT | roT | roS | iD |  | 5 | 5 | 3 | 1 | 0 | 0 | 0 | 49 | 
 Bogatov et al., 2018 [Publ 3859], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 5 | 5 | 3 | 1 | 1 | 1 | 1 | 47 | 
   +-- Margaritiferidae
--+                   
  +-- Unioninae **       
Jones et al., 2006 [Publ 2681], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 5 | 5 | 4 | 1 | 0 | 0 | 0 | 48 | 
 Krebs, 2004 [Publ 2692], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 5 | 5 | 3 | 2 | 0 | 0 | 0 | 43 | 
   +-------- Quadrulini **  
--+                     
  |  +----- Unioninae **   
  +--+                  
     |  +-- Lampsilini **  
     +--+               
        +-- Pleurobemini **
Mulvey et al., 1997 [Publ 3390], fig. 1_3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 5 | 5 | 3 | 2 | 0 | 0 | 0 | 46 | 
   +-- Unioninae ** 
--+             
  +-- Ambleminae **
Buhay et al., 2002 [Publ 2661], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 5 | 5 | 3 | 1 | 0 | 0 | 0 | 48 | 
 Cyr et al., 2007 [Publ 2745], fig. 2C | iT | tT | bi | riS | oT | roT | roS | iD |  | 5 | 5 | 4 | 1 | 0 | 0 | 0 | 48 | 
 Lopes-Lima et al., 2020 [Publ 4080], fig. 8 | iT | tT | bi | riS | oT | roT | roS | iD |  | 5 | 5 | 3 | 1 | 2 | 2 | 1 | 49 | 
   +-- Margaritiferidae
--+                   
  +-- Unioninae **       
Krebs et al., 2013 [Publ 3515], fig. 2A | iT | tT | bi | riS | oT | roT | roS | iD |  | 5 | 5 | 3 | 1 | 0 | 0 | 0 | 48 | 
 Zanatta & Harris, 2013 [Publ 3530], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 5 | 5 | 3 | 2 | 0 | 0 | 0 | 47 | 
   +-- Unioninae ** 
--+             
  +-- Ambleminae **
Cyr et al., 2007 [Publ 2745], fig. 2B | iT | tT | bi | riS | oT | roT | roS | iD |  | 5 | 5 | 4 | 1 | 0 | 0 | 0 | 48 | 
 Soroka, 2005 [Publ 2726], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 5 | 5 | 3 | 2 | 0 | 0 | 0 | 45 | 
   +-- Gonideinae **
--+             
  +-- Unioninae ** 
Bashê, 2022 [Publ 4265], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 5 | 5 | 4 | 1 | 1 | 1 | 1 | 49 | 
   +-- Margaritiferidae
--+                   
  +-- Unioninae **       
Saxon et al., 2023 [Publ 4338], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 5 | 5 | 3 | 1 | 0 | 0 | 0 | 48 | 
 Lane et al., 2016 [Publ 3735], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 5 | 5 | 1 | 1 | 0 | 0 | 0 | 49 | 
 Bogatov et al., 2018 [Publ 3859], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 5 | 5 | 3 | 1 | 1 | 1 | 1 | 47 | 
   +-- Margaritiferidae
--+                   
  +-- Unioninae **       
Soroka, 2010 [Publ 3404], fig. 9a | iT | tT | bi | riS | oT | roT | roS | iD |  | 5 | 5 | 3 | 1 | 0 | 0 | 0 | 49 | 
 Cyr et al., 2007 [Publ 2745], fig. 2A | iT | tT | bi | riS | oT | roT | roS | iD |  | 5 | 5 | 3 | 2 | 0 | 0 | 0 | 47 | 
   +-- Ambleminae **
--+             
  +-- Unioninae ** 
Soroka, 2010 [Publ 3404], fig. 2-M | iT | tT | bi | riS | oT | roT | roS | iD |  | 5 | 5 | 3 | 1 | 0 | 0 | 0 | 47 | 
 Sayenko et al., 2017 [Publ 3760], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 4 | 4 | 2 | 1 | 0 | 0 | 0 | 48 | 
 Krebs, 2004 [Publ 2692], fig. 2-M | iT | tT | bi | riS | oT | roT | roS | iD |  | 4 | 4 | 2 | 2 | 0 | 0 | 0 | 42 | 
   +-- Unioninae ** 
--+             
  +-- Ambleminae **
Lopes-Lima et al., 2020 [Publ 4080], fig. 17 | iT | tT | bi | riS | oT | roT | roS | iD |  | 4 | 4 | 3 | 1 | 2 | 2 | 1 | 48 | 
   +-- Margaritiferidae
--+                   
  +-- Gonideinae **      
Soroka, 2008 [Publ 3695], fig. 1-M | iT | tT | bi | riS | oT | roT | roS | iD |  | 4 | 4 | 2 | 2 | 0 | 0 | 0 | 45 | 
   +-- Ambleminae **
--+             
  +-- Unioninae ** 
Soroka, 2010 [Publ 3404], fig. 9b | iT | tT | bi | riS | oT | roT | roS | iD |  | 4 | 4 | 2 | 1 | 0 | 0 | 0 | 48 | 
 Bulakhova et al., 2023 [Publ 4325], fig. 5 | iT | tT | bi | riS | oT | roT | roS | iD |  | 4 | 4 | 2 | 1 | 0 | 0 | 0 | 48 | 
 Patterson et al., 2021 [Publ 4222], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 4 | 4 | 2 | 1 | 0 | 0 | 0 | 46 | 
 Graf & Ó Foighil, 2000 [Publ 2649], fig. 1_2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 4 | 4 | 2 | 2 | 7 | 1 | 1 | 42 | 
   +-- Unioninae ** 
--+             
  +-- Ambleminae **
Froufe et al., 2017 [Publ 3802], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 4 | 4 | 2 | 1 | 0 | 0 | 0 | 48 | 
 Gangloff et al., 2013 [Publ 3551], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 4 | 4 | 2 | 1 | 0 | 0 | 0 | 47 | 
 Soroka, 2010 [Publ 3404], fig. 9c | iT | tT | bi | riS | oT | roT | roS | iD |  | 4 | 4 | 3 | 1 | 0 | 0 | 0 | 48 | 
 Johnson et al., 2023 [Publ 4323], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 4 | 4 | 2 | 1 | 0 | 0 | 0 | 47 | 
 Gustafson & Iwamoto, 2005 [Publ 2741], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 4 | 4 | 2 | 2 | 1 | 1 | 1 | 46 | 
   +----- Margaritiferidae
--+                      
  |  +-- Gonideinae **      
  +--+                   
     +-- Unioninae **       
Curole & Kocher, 2002 [Publ 2712], fig. 1a-M | iT | tT | bi | riS | oT | roT | roS | iD |  | 4 | 4 | 2 | 2 | 0 | 0 | 0 | 47 | 
   +----- Quadrulini **
--+                
  |  +-- Unioninae ** 
  +--+             
     +-- Lampsilini **
Pfeiffer et al., 2018 [Publ 3835], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 4 | 4 | 2 | 1 | 0 | 0 | 0 | 47 | 
 Burzynski & Soroka, 2018 [Publ 3862], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 4 | 4 | 2 | 1 | 0 | 0 | 0 | 47 | 
 Plazzi & Passamonti, 2010 [Publ 3354], fig. 2-3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 4 | 4 | 1 | 3 | 0 | 0 | 0 | 47 | 
   +-- Unioninae ** 
  |             
--+-- Ambleminae **
  |             
  +-- Gonideinae **
Bolotov et al., 2016 [Publ 3743], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 4 | 4 | 2 | 2 | 26 | 10 | 1 | 45 | 
   +----- Margaritiferidae
--+                      
  |  +-- Ambleminae **      
  +--+                   
     +-- Unioninae **       
Klishko et al., 2014 [Publ 3666], fig. 8 | iT | tT | bi | riS | oT | roT | roS | iD |  | 4 | 4 | 2 | 1 | 0 | 0 | 0 | 48 | 
 Curole & Kocher, 2002 [Publ 2712], fig. 1b-M | iT | tT | bi | riS | oT | roT | roS | iD |  | 4 | 4 | 2 | 2 | 0 | 0 | 0 | 47 | 
   +----- Lampsilini **
--+                
  |  +-- Unioninae ** 
  +--+             
     +-- Quadrulini **
Mezhzherin et al., 2014 [Publ 3705], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 4 | 4 | 2 | 1 | 0 | 0 | 0 | 48 | 
 Lopes-Lima et al., 2021 [Publ 4217], fig. 11 | iT | tT | bi | riS | oT | roT | roS | iD |  | 4 | 4 | 2 | 1 | 0 | 0 | 0 | 48 | 
 Bolotov et al., 2016 [Publ 3743], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 4 | 4 | 2 | 2 | 26 | 10 | 1 | 45 | 
   +----- Margaritiferidae
--+                      
  |  +-- Ambleminae **      
  +--+                   
     +-- Unioninae **       
Lopes-Lima et al., 2020 [Publ 4080], fig. 9 | iT | tT | bi | riS | oT | roT | roS | iD |  | 4 | 4 | 2 | 1 | 2 | 2 | 1 | 48 | 
   +-- Margaritiferidae
--+                   
  +-- Unioninae **       
Cyr et al., 2007 [Publ 2745], fig. 2D | iT | tT | bi | riS | oT | roT | roS | iD |  | 4 | 4 | 2 | 1 | 0 | 0 | 0 | 47 | 
 Klishko et al., 2016 [Publ 3733], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 4 | 4 | 2 | 1 | 0 | 0 | 0 | 48 | 
 Soroka, 2008 [Publ 3695], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 4 | 4 | 2 | 2 | 0 | 0 | 0 | 45 | 
   +-- Ambleminae **
--+             
  +-- Unioninae ** 
Jiang et al., 2010 [Publ 3438], fig. 5 | iT | tT | bi | riS | oT | roT | roS | iD |  | 4 | 4 | 1 | 3 | 0 | 0 | 0 | 47 | 
   +-- Ambleminae **
  |             
--+-- Unioninae ** 
  |             
  +-- Gonideinae **
Nagel et al., 1998 [Publ 1946], fig. 8 | iT | tT | bi | riS | oT | roT | roS | iD |  | 4 | 4 | 1 | 1 | 0 | 0 | 0 | 47 | 
 Lopes-Lima et al., 2020 [Publ 4080], fig. 14 | iT | tT | bi | riS | oT | roT | roS | iD |  | 4 | 4 | 2 | 1 | 2 | 2 | 1 | 48 | 
   +-- Margaritiferidae
--+                   
  +-- Gonideinae **      
Mezhzherin et al., 2014 [Publ 3705], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 4 | 4 | 2 | 1 | 0 | 0 | 0 | 48 | 
 Smith & Johnson, 2020 [Publ 4229], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 3 | 3 | 1 | 1 | 0 | 0 | 0 | 47 | 
 Soroka, 2010 [Publ 3404], fig. 8a-M | iT | tT | bi | riS | oT | roT | roS | iD |  | 3 | 3 | 1 | 1 | 0 | 0 | 0 | 45 | 
 Huff et al., 2004 [Publ 2697], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 3 | 3 | 1 | 2 | 8 | 7 | 1 | 45 | 
   +----- Margaritiferidae
--+                      
  |  +-- Ambleminae **      
  +--+                   
     +-- Unioninae **       
Soroka, 2010 [Publ 3404], fig. 8b-M | iT | tT | bi | riS | oT | roT | roS | iD |  | 3 | 3 | 1 | 1 | 0 | 0 | 0 | 45 | 
 Metzger et al., 2018 [Publ 3952], fig. 1C | iT | tT | bi | riS | oT | roT | roS | iD |  | 3 | 3 | 1 | 2 | 0 | 0 | 0 | 44 | 
   +-- Unioninae ** 
--+             
  +-- Ambleminae **
Hoeh et al., 1996 [Publ 2694], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 3 | 3 | 1 | 2 | 1 | 0 | 0 | 44 | 
      +-- None__1   
  +--+             
  |  +-- None__2   
--+                
  |  +-- Ambleminae **
  +--+             
     +-- Unioninae ** 
Xia et al., 2016 [Publ 3712], fig. 7B | iT | tT | bi | riS | oT | roT | roS | iD |  | 3 | 3 | 1 | 2 | 0 | 0 | 0 | 46 | 
   +----- Sinanodonta **
--+                 
  |  +-- Cristaria **  
  +--+              
     +-- Gonideinae ** 
Huff et al., 2004 [Publ 2697], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 3 | 3 | 1 | 2 | 9 | 7 | 1 | 45 | 
   +----- Margaritiferidae
--+                      
  |  +-- Ambleminae **      
  +--+                   
     +-- Unioninae **       
Marshall et al., 2014 [Publ 3593], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 3 | 14 | 12 | 2 | 11 | 1 | 1 | 45.5 | 
      +-- Margaritiferidae
  +--+                   
  |  +-- Unioninae **       
--+                      
  |  +-- Ambleminae **      
  +--+                   
     +-- Hyriidae        
Combosch et al., 2017 [Publ 3806], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 3 | 3 | 1 | 3 | 12 | 1 | 1 | 46 | 
   +----- Unioninae **   
--+                  
  |  +-- Ambleminae **  
  +--+               
     +-- Parreysiinae **
Peng et al., 2012 [Publ 3689], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 3 | 3 | 1 | 2 | 0 | 0 | 0 | 46 | 
   +-- Unioninae ** 
--+             
  +-- Gonideinae **
Lopes-Lima et al., 2016 [Publ 3757], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 3 | 3 | 1 | 1 | 0 | 0 | 0 | 47 | 
 Wang et al., 2016 [Publ 3714], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 3 | 3 | 1 | 2 | 0 | 0 | 0 | 46 | 
   +-- Unioninae ** 
--+             
  +-- Gonideinae **
Huff et al., 2004 [Publ 2697], fig. 5-6 | iT | tT | bi | riS | oT | roT | roS | iD |  | 3 | 3 | 0 | 2 | 9 | 7 | 1 | 46 | 
   +----- Margaritiferidae
  |                      
--+  +-- Unionini **        
  |  |                   
  +--+-- Anodontini **      
     |                   
     +-- Ambleminae **      
Zieritz et al., 2024 [Publ 4381], fig. 6A | iT | tT | bi | riS | oT | roT | roS | iD |  | 3 | 3 | 1 | 1 | 0 | 0 | 0 | 47 | 
 Lopes-Lima et al., 2018 [Publ 3829], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 3 | 3 | 1 | 3 | 25 | 14 | 1 | 46 | 
   +-------- Margaritiferidae
--+                         
  |  +----- Gonideinae **      
  +--+                      
     |  +-- Ambleminae **      
     +--+                   
        +-- Unioninae **       
Froufe et al., 2014 [Publ 3592], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 3 | 3 | 1 | 1 | 0 | 0 | 0 | 47 | 
 Kilikowska et al., 2020 [Publ 4335], fig. 4a | iT | tT | bi | riS | oT | roT | roS | iD |  | 3 | 3 | 1 | 1 | 0 | 0 | 0 | 47 | 
 Krebs et al., 2019 [Publ 4092], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 3 | 3 | 1 | 1 | 0 | 0 | 0 | 46 | 
 Curole & Kocher, 2002 [Publ 2712], fig. 1-F | iT | tT | bi | riS | oT | roT | roS | iD |  | 3 | 3 | 1 | 1 | 1 | 1 | 1 | 45 | 
   +-- Margaritiferidae
--+                   
  +-- Ambleminae **      
Imsong & Murali, 2023 [Publ 4370], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 3 | 3 | 1 | 1 | 0 | 0 | 0 | 47 | 
 Gomes-dos-Santos et al., 2019 [Publ 3943], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 3 | 3 | 1 | 2 | 7 | 7 | 1 | 45 | 
   +----- Margaritiferidae
--+                      
  |  +-- Gonideinae **      
  +--+                   
     +-- Unioninae **       
Zhang et al., 2013 [Publ 4214], fig. 5 | iT | tT | bi | riS | oT | roT | roS | iD |  | 3 | 4 | 2 | 2 | 1 | 1 | 1 | 47 | 
   +-------- Cristaria **       
--+                         
  |  +----- Sinanodonta **     
  +--+                      
     |  +-- Margaritiferidae
     +--+                   
        +-- Gonideinae **      
Lopes-Lima et al., 2018 [Publ 3829], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 3 | 3 | 1 | 3 | 25 | 14 | 1 | 46 | 
   +-------- Margaritiferidae
--+                         
  |  +----- Gonideinae **      
  +--+                      
     |  +-- Ambleminae **      
     +--+                   
        +-- Unioninae **       
Shirai et al., 2010 [Publ 3353], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 3 | 3 | 1 | 1 | 0 | 0 | 0 | 47 | 
 Hinzmann et al., 2013 [Publ 3541], fig. 5 | iT | tT | bi | riS | oT | roT | roS | iD |  | 3 | 3 | 1 | 1 | 0 | 0 | 0 | 47 | 
 Combosch et al., 2017 [Publ 3806], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 3 | 3 | 1 | 3 | 12 | 1 | 1 | 46 | 
   +-------- Margaritiferidae
--+                         
  |  +----- Unioninae **       
  +--+                      
     |  +-- Parreysiinae **    
     +--+                   
        +-- Ambleminae **      
Gomes-dos-Santos et al., 2019 [Publ 3943], fig. 1-M | iT | tT | bi | riS | oT | roT | roS | iD |  | 3 | 3 | 1 | 2 | 3 | 3 | 1 | 45 | 
   +----- Margaritiferidae
--+                      
  |  +-- Gonideinae **      
  +--+                   
     +-- Unioninae **       
Giribet & Distel, 2003 [Publ 3670], fig. 3f5 | iT | tT | bi | riS | oT | roT | roS | iD |  | 3 | 3 | 0 | 2 | 3 | 1 | 1 | 46 | 
   +----- Margaritiferidae
  |                      
--+  +-- Pleurobemini **    
  |  |                   
  +--+-- Lampsilini **      
     |                   
     +-- Unioninae **       
Mock et al., 2004 [Publ 2686], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 2 | 2 | 0 | 1 | 0 | 0 | 0 | -- | 
 Campbell, 2000 [Publ 2724], fig. 1-5 | iT | tT | bi | riS | oT | roT | roS | iD |  | 2 | 2 | 0 | 2 | 1 | 1 | 1 | -- | 
   +----- Margaritiferidae
--+                      
  |  +-- Unioninae **       
  +--+                   
     +-- Ambleminae **      
Vikhrev et al., 2018 [Publ 3812], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 2 | 2 | 0 | 2 | 11 | 11 | 1 | -- | 
   +----- Margaritiferidae
--+                      
  |  +-- Unioninae **       
  +--+                   
     +-- Ambleminae **      
Hoeh et al., 1998 [Publ 2695], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 2 | 3 | 0 | 2 | 3 | 1 | 1 | 45 | 
   +----- Unioninae **       
--+                      
  |  +-- Margaritiferidae
  +--+                   
     +-- Ambleminae **      
Soroka, 2010 [Publ 3404], fig. 4-M | iT | tT | bi | riS | oT | roT | roS | iD |  | 2 | 2 | 0 | 1 | 0 | 0 | 0 | -- | 
 Hoeh et al., 1998 [Publ 2695], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 2 | 3 | 0 | 2 | 3 | 1 | 1 | 45 | 
   +----- Ambleminae **      
--+                      
  |  +-- Margaritiferidae
  +--+                   
     +-- Unioninae **       
Soroka, 2010 [Publ 3404], fig. 5b-M | iT | tT | bi | riS | oT | roT | roS | iD |  | 2 | 2 | 0 | 1 | 0 | 0 | 0 | -- | 
 Plazzi & Passamonti, 2010 [Publ 3354], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 2 | 2 | 0 | 2 | 0 | 0 | 0 | -- | 
   +-- Gonideinae **
--+             
  +-- Ambleminae **
Soroka, 2010 [Publ 3404], fig. 5a-M | iT | tT | bi | riS | oT | roT | roS | iD |  | 2 | 2 | 0 | 1 | 0 | 0 | 0 | -- | 
 Xue et al., 2016 [Publ 3659], fig. 1-M | iT | tT | bi | riS | oT | roT | roS | iD |  | 2 | 2 | 0 | 1 | 0 | 0 | 0 | -- | 
 Taylor et al., 2007 [Publ 2696], fig. 1-3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 2 | 2 | 0 | 1 | 2 | 1 | 1 | -- | 
   +-- Margaritiferidae
--+                   
  +-- Unioninae **       
Mock et al., 2004 [Publ 2686], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 2 | 2 | 0 | 1 | 0 | 0 | 0 | -- | 
 Machordom et al., 2003 [Publ 2688], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 1 | 1 | 0 | 1 | 3 | 3 | 1 | -- | 
   +-- Gonideinae **      
--+                   
  +-- Margaritiferidae
Välilä et al., 2017 [Publ 3793], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 1 | 1 | 0 | 1 | 2 | 2 | 1 | -- | 
   +-- Gonideinae **      
--+                   
  +-- Margaritiferidae
González & Giribet, 2015 [Publ 3632], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 1 | 1 | 0 | 1 | 5 | 1 | 1 | -- | 
   +-- Unioninae **       
--+                   
  +-- Margaritiferidae
Baker et al., 2004 [Publ 2685], fig. 2-3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 1 | 1 | 0 | 1 | 8 | 0 | 0 | -- | 
 -- Epioblasma_triquetra **
Bolotov et al., 2015 [Publ 3646], fig. 2B | iT | tT | bi | riS | oT | roT | roS | iD |  | 1 | 1 | 0 | 1 | 8 | 8 | 1 | -- | 
   +-- Unioninae **       
--+                   
  +-- Margaritiferidae
González & Giribet, 2015 [Publ 3632], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 1 | 1 | 0 | 1 | 5 | 1 | 1 | -- | 
 González & Giribet, 2015 [Publ 3632], fig. 6 | iT | tT | bi | riS | oT | roT | roS | iD |  | 1 | 1 | 0 | 1 | 5 | 1 | 1 | -- | 
 Bieler et al., 2014 [Publ 3622], fig. 26_27_29_30 | iT | tT | bi | riS | oT | roT | roS | iD |  | 1 | 1 | 0 | 1 | 4 | 1 | 1 | -- | 
 Araujo et al., 2009 [Publ 2395], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 1 | 1 | 0 | 1 | 7 | 7 | 1 | -- | 
   +-- Unioninae **       
--+                   
  +-- Margaritiferidae
Huff et al., 2004 [Publ 2697], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 1 | 1 | 0 | 1 | 7 | 6 | 1 | -- | 
   +-- Unioninae **       
--+                   
  +-- Margaritiferidae
Bolotov et al., 2015 [Publ 3646], fig. 2A | iT | tT | bi | riS | oT | roT | roS | iD |  | 1 | 1 | 0 | 1 | 8 | 8 | 1 | -- | 
   +-- Unioninae **       
--+                   
  +-- Margaritiferidae
Inoue et al., 2013 [Publ 3579], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 1 | 1 | 0 | 1 | 8 | 8 | 1 | -- | 
   +-- Unioninae **       
--+                   
  +-- Margaritiferidae
Klunzinger et al., 2021 [Publ 4086], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 1 | 1 | 0 | 1 | 5 | 1 | 1 | -- | 
   +-- Margaritiferidae
--+                   
  +-- Unioninae **       
Lemer et al., 2019 [Publ 4093], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 1 | 1 | 0 | 1 | 5 | 1 | 1 | -- | 
   +-- Margaritiferidae
--+                   
  +-- Ambleminae **      
Takeuchi et al., 2015 [Publ 3661], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 1 | 1 | 0 | 1 | 9 | 8 | 1 | -- | 
   +-- Ambleminae **      
--+                   
  +-- Margaritiferidae
Bieler et al., 2014 [Publ 3622], fig. 28 | iT | tT | bi | riS | oT | roT | roS | iD |  | 1 | 1 | 0 | 1 | 4 | 1 | 1 | -- | 
 Baker et al., 2003 [Publ 2690], fig. 5 | iT | tT | bi | riS | oT | roT | roS | iD |  | 1 | 1 | 0 | 1 | 7 | 0 | 0 | -- | 
 -- Epioblasma_triquetra **
Araujo et al., 2016 [Publ 3746], fig. 1_2b | iT | tT | bi | riS | oT | roT | roS | iD |  | 1 | 1 | 0 | 1 | 12 | 11 | 1 | -- | 
   +-- Gonideinae **      
--+                   
  +-- Margaritiferidae
Takeuchi et al., 2015 [Publ 3661], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 1 | 1 | 0 | 1 | 9 | 8 | 1 | -- | 
   +-- Ambleminae **      
--+                   
  +-- Margaritiferidae
Graf et al., 2015 [Publ 3619], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 1 | 1 | 0 | 1 | 19 | 1 | 1 | -- | 
   +-- Unioninae **       
--+                   
  +-- Margaritiferidae
Machordom et al., 2003 [Publ 2688], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 1 | 1 | 0 | 1 | 2 | 2 | 1 | -- | 
   +-- Gonideinae **      
--+                   
  +-- Margaritiferidae
González & Giribet, 2015 [Publ 3632], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 1 | 1 | 0 | 1 | 5 | 1 | 1 | -- | 
 |