| 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 | Unionidae subfamily UNIONINAE Rafinesque, 1820: cladomics5 tribes
 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 = 222 (275 total)number of subtaxa (rank: tribe) = 5
 analyzed in 399 cladograms in 221 publications
 maximum number of terminals in an analysis = 
            72 (mean = 10.9, median = 6)
 maximum number of subtaxa (tribe) = 
            5 (mean = 2.02, median = 2)
 Basic Monophylynumber of cladograms that test basic monophyly 
                (i.e., more than 1 included species) = 352maximum number of included terminals = 72, (mean = 
            12.23 median = 8)
 maximum number of subtaxa (tribe) = 
                5 (mean = 2.15, median = 2)
 proportion of cladograms that support basic monophyly 
            = 0.92
 Rigorous Monophylynumber of cladograms that test rigorous monophyly = 165(Rigorous monophyly refers to cladograms with terminal species representing 
                more than one subtaxon (tribe) taxon and at least one rigorous outgroup (family).
 maximum number of included terminals = 72 (mean = 16.27, median = 12)
 maximum number of subtaxa (tribe) = 
                5 (mean = 3.13, median = 3)
 proportion of cladograms that support rigorous monophyly = 0.87
 
 Pairwise Cladogram ClusteringThe graphs below depict in two dimensions all pair-wise ingroup 
        distances within the cladome. See the Cladmoics 
        FARQ for more information. 
 Wu et al., 2023 [Publ 4339], fig. 4_S5-aa ** Top Monophyly Cladogram **  | iT | tT | bi | riS | oT | roT | roS | iD |  | 46 | 46 | 44 | 5 | 49 | 38 | 3 | 0 | 
   +-------------------- Ambleminae   
--+                                  
  |  +----------------- Gonideinae   
  +--+                               
     |  +-------------- Parreysiinae 
     +--+                            
        |  +----------- Lepidodesmini **
        +--+                         
           |  +-------- Unionini **     
           +--+                      
              |  +----- Anodontini **   
              +--+                   
                 |  +-- Acuticostini ** 
                 +--+                
                    +-- Lanceolariini **
Huang et al., 2019 [Publ 3843], fig. 2 ** Top Sister-Group Cladogram ** | iT | tT | bi | riS | oT | roT | roS | iD |  | 45 | 45 | 36 | 5 | 154 | 115 | 3 | 50 | 
   +-------------------- Parreysiinae   
  |                                    
  |           +-------- Acuticostini **   
  |           |                        
--+  +--------+  +----- Lepidodesmini **  
  |  |        |  |                     
  |  |        +--+----- Unionini **       
  |  |           |                     
  |  |           |  +-- Lanceolariini **  
  +--+           +--+                  
     |              +-- Anodontini **     
     |                                 
     |              +-- Rectidentini   
     |  +-----------+                  
     |  |           +-- Contradentini  
     +--+                              
        |  +----------- Ambleminae     
        +--+                           
           |  +-------- Chamberlainiini
           +--+                        
              |  +----- Lamprotulini   
              +--+                     
                 |  +-- Gonideini      
                 +--+                  
                    +-- Pseudodontini  
Hou et al., 2024 [Publ 4400], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 72 | 72 | 70 | 4 | 4 | 2 | 1 | 40 | 
   +----------- Ambleminae   
--+                         
  |  +-------- Lepidodesmini **
  +--+                      
     |  +----- Unionini **     
     +--+                   
        |  +-- Lanceolariini **
        +--+                
           +-- Anodontini **   
Lopes-Lima et al., 2020 [Publ 4080], fig. 2-4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 70 | 70 | 58 | 5 | 51 | 40 | 3 | 66 | 
   +----------------- Parreysiinae   
  |                                 
  |           +----- Acuticostini **   
  |           |                     
  |           +----- Lepidodesmini **  
  |  +--------+                     
--+  |        +----- Unionini **       
  |  |        |                     
  |  |        |  +-- Lanceolariini **  
  |  |        +--+                  
  |  |           +-- Anodontini **     
  |  |                              
  +--+           +-- Lens           
     |           |                  
     |           +-- Ensidens       
     |           |                  
     |  +--------+-- Physunio       
     |  |        |                  
     |  |        +-- Rectidens      
     |  |        |                  
     +--+        +-- Yaukthwa       
        |                           
        |  +-------- Ambleminae     
        |  |                        
        +--+     +-- Chamberlainiini
           |  +--+                  
           |  |  +-- Lamprotulini   
           +--+                     
              |  +-- Pseudodontini  
              +--+                  
                 +-- Gonideini      
Wu et al., 2024 [Publ 4379], fig. 5 | iT | tT | bi | riS | oT | roT | roS | iD |  | 51 | 51 | 50 | 4 | 2 | 0 | 0 | 27 | 
   +-------- Lepidodesmini **
--+                      
  |  +----- Unionini **     
  +--+                   
     |  +-- Lanceolariini **
     +--+                
        +-- Anodontini **   
Wu et al., 2024 [Publ 4350], fig. 8a_S1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 46 | 46 | 43 | 5 | 45 | 39 | 3 | 13 | 
   +-------------------- Ambleminae   
--+                                  
  |  +----------------- Gonideinae   
  +--+                               
     |  +-------------- Parreysiinae 
     +--+                            
        |  +----------- Lepidodesmini **
        +--+                         
           |  +-------- Unionini **     
           +--+                      
              |  +----- Anodontini **   
              +--+                   
                 |  +-- Acuticostini ** 
                 +--+                
                    +-- Lanceolariini **
Wu et al., 2024 [Publ 4350], fig. 8b_S2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 46 | 46 | 43 | 5 | 45 | 39 | 3 | 13 | 
   +-------------------- Ambleminae   
--+                                  
  |  +----------------- Gonideinae   
  +--+                               
     |  +-------------- Parreysiinae 
     +--+                            
        |  +----------- Lepidodesmini **
        +--+                         
           |  +-------- Unionini **     
           +--+                      
              |  +----- Anodontini **   
              +--+                   
                 |  +-- Acuticostini ** 
                 +--+                
                    +-- Lanceolariini **
Wu et al., 2023 [Publ 4339], fig. 4_S5-nt | iT | tT | bi | riS | oT | roT | roS | iD |  | 46 | 46 | 42 | 5 | 49 | 38 | 3 | 16 | 
   +-------------------- Ambleminae   
--+                                  
  |  +----------------- Gonideinae   
  +--+                               
     |  +-------------- Parreysiinae 
     +--+                            
        |  +----------- Lepidodesmini **
        +--+                         
           |  +-------- Unionini **     
           +--+                      
              |  +----- Anodontini **   
              +--+                   
                 |  +-- Acuticostini ** 
                 +--+                
                    +-- Lanceolariini **
Huang et al., 2019 [Publ 3843], fig. S4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 45 | 45 | 22 | 5 | 154 | 115 | 3 | 53 | 
   +-------------- Parreysiinae         
  |                                    
  |  +----------- Chamberlainia        
  |  |                                 
  |  +----------- Megalonaias          
  |  |                                 
  |  +----------- Uniomerus            
  |  |                                 
  |  +----------- Quadrulina           
  |  |                                 
  |  +----------- Sinohyriopsis        
  |  |                                 
  |  +----------- Lamprotulini         
  |  |                                 
  |  +----------- Gonideini            
  |  |                                 
  |  +----------- Pseudodontini        
  |  |                                 
  |  |        +-- Rectidentini         
--+  +--------+                        
  |  |        +-- Contradentini        
  |  |                                 
  |  |  +-------- Amblema              
  |  |  |                              
  |  |  +-------- Toxolasma            
  |  |  |                              
  |  |  +-------- Pleurobemini         
  |  |  |                              
  |  |  |     +-- Obliquaria           
  |  |  +-----+                        
  |  |  |     +-- Plectomerus          
  |  +--+                              
  |  |  |  +----- Ellipsaria           
  |  |  |  |                           
  |  |  |  +----- Potamilus_leptodon   
  |  |  |  |                           
  |  |  |  +----- Medionidus           
  |  |  |  |                           
  |  |  |  +----- Potamilus_alatus     
  +--+  |  |                           
     |  |  +----- Ptychobranchus       
     |  +--+                           
     |     +----- Truncilla            
     |     |                           
     |     +----- Venustaconcha        
     |     |                           
     |     +----- Cambarunio           
     |     |                           
     |     +----- Leaunio              
     |     |                           
     |     |  +-- Ortmanniana          
     |     +--+                        
     |        +-- Lampsilis            
     |                                 
     |  +-------- Acuticostini **         
     |  |                              
     |  +-------- Alasmidonta **          
     |  |                              
     |  +-------- Anodonta_anatina **     
     |  |                              
     |  +-------- Anemina **              
     |  |                              
     |  +-------- Anodonta_cygnea **      
     |  |                              
     |  +-------- Cristaria **            
     |  |                              
     |  +-------- Anodonta_nuttalliana ** 
     |  |                              
     |  +-------- Lasmigona **            
     |  |                              
     |  +-------- Lepidodesmini **        
     |  |                              
     |  +-------- Pseudanodonta **        
     |  |                              
     |  +-------- Pyganodon **            
     |  |                              
     +--+-------- Simpsonaias **          
        |                              
        +-------- Strophitus **           
        |                              
        +-------- Schistodesmus **        
        |                              
        +-------- Utterbackia **          
        |                              
        +-------- Lanceolariini **        
        |                              
        +-------- Unio **                 
        |                              
        +-------- Aculamprotula **        
        |                              
        |     +-- Pletholophus **         
        +-----+                        
        |     +-- Sinanodonta **          
        |                              
        |  +----- Cuneopsis_celtiformis **
        |  |                           
        |  +----- Tchangsinaia **         
        |  |                           
        +--+----- Cuneopsis_rufescens **  
           |                           
           +----- Nodularia **            
           |                           
           |  +-- Cuneopsis_szechenyii ** 
           +--+                        
              +-- Cuneopsis_heudei **     
Dai et al., 2025 [Publ 4440], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 44 | 63 | 61 | 5 | 44 | 35 | 2 | 45 | 
   +----------------------------- Ambleminae     
  |                                             
  |              +-------------- Chamberlainiini
  |              |                              
  |  +-----------+           +-- Contradentini  
--+  |           |  +--------+                  
  |  |           |  |        +-- Rectidentini   
  |  |           +--+                           
  |  |              |  +-------- Lamprotulini   
  |  |              +--+                        
  |  |                 |  +----- Pseudodontini  
  +--+                 +--+                     
     |                    |  +-- Inversiunio **    
     |                    +--+                  
     |                       +-- Gonideini      
     |                                          
     |  +----------------------- Lepidodesmini **  
     |  |                                       
     |  |                 +----- Anodontini **     
     +--+  +--------------+                     
        |  |              |  +-- Acuticostini **   
        |  |              +--+                  
        +--+                 +-- Lanceolariini **  
           |                                    
           |  +----------------- Globunio **       
           |  |                                 
           +--+  +-------------- Aculamprotula **  
              |  |                              
              +--+  +----------- Unio **           
                 |  |                           
                 +--+        +-- Nodularia **      
                    |  +-----+                  
                    |  |     +-- Pseudocuneopsis **
                    +--+                        
                       |  +----- Schistodesmus **  
                       +--+                     
                          |  +-- Tchangsinaia **   
                          +--+                  
                             +-- Cuneopsis **      
Huang et al., 2019 [Publ 3843], fig. S3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 44 | 44 | 41 | 5 | 153 | 114 | 3 | 51 | 
   +----------------------- Parreysiinae   
  |                                       
--+  +-------------------- Pseudodontini  
  |  |                                    
  |  |                 +-- Rectidentini   
  +--+  +--------------+                  
     |  |              +-- Contradentini  
     |  |                                 
     |  |        +-------- Chamberlainiini
     +--+  +-----+                        
        |  |     |  +----- Ambleminae     
        |  |     +--+                     
        |  |        |  +-- Lamprotulini   
        +--+        +--+                  
           |           +-- Gonideini      
           |                              
           |  +----------- Acuticostini **   
           +--+                           
              |  +-------- Unionini **       
              +--+                        
                 |  +----- Lepidodesmini **  
                 +--+                     
                    |  +-- Lanceolariini **  
                    +--+                  
                       +-- Anodontini **     
Chen et al., 2025 [Publ 4448], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 43 | 43 | 41 | 5 | 42 | 33 | 2 | 27 | 
   +----------------- Ambleminae   
--+                               
  |  +-------------- Gonideinae   
  +--+                            
     |  +----------- Lepidodesmini **
     +--+                         
        |  +-------- Unionini **     
        +--+                      
           |  +----- Lanceolariini **
           +--+                   
              |  +-- Acuticostini ** 
              +--+                
                 +-- Anodontini **   
Whelan et al., 2023 [Publ 4287], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 41 | 41 | 42 | 1 | 0 | 0 | 0 | 67 | 
 Wu et al., 2022 [Publ 4238], fig. 2d | iT | tT | bi | riS | oT | roT | roS | iD |  | 38 | 38 | 36 | 5 | 0 | 0 | 0 | 24 | 
   +----------- Lepidodesmini **
--+                         
  |  +-------- Unionini **     
  +--+                      
     |  +----- Lanceolariini **
     +--+                   
        |  +-- Acuticostini ** 
        +--+                
           +-- Anodontini **   
Dai et al., 2025 [Publ 4440], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 36 | 36 | 30 | 5 | 9 | 7 | 3 | 55 | 
                     +-- Gonideinae            
  +-----------------+                         
  |                 +-- Ambleminae            
  |                                           
--+  +----------------- Parreysiinae          
  |  |                                        
  |  |              +-- Anemina **               
  +--+  +-----------+                         
     |  |           +-- Amuranodonta **          
     |  |                                     
     |  |        +----- Pletholophus **          
     +--+  +-----+                            
        |  |     |  +-- Sinanodonta **           
        |  |     +--+                         
        |  |        +-- Beringiana **            
        +--+                                  
           |        +-- Alasmidontina **         
           |  +-----+                         
           |  |     +-- Anodontina **            
           |  |                               
           +--+  +----- Lanceolaria_gladiola **  
              |  |                            
              |  +----- Lanceolaria_oxyrhyncha **
              |  |                            
              +--+----- Cristaria **             
                 |                            
                 |  +-- Acuticostini **          
                 |  |                         
                 +--+-- Lepidodesmini **         
                    |                         
                    +-- Unionini **              
Dai et al., 2025 [Publ 4440], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 36 | 39 | 32 | 5 | 9 | 7 | 3 | 59 | 
   +----------------------- Gonideinae   
  |                                     
--+  +-------------------- Ambleminae   
  |  |                                  
  |  |  +----------------- Parreysiinae 
  +--+  |                               
     |  |              +-- Anemina **      
     |  +--------------+                
     |  |              +-- Amuranodonta ** 
     +--+                               
        |           +----- Pletholophus ** 
        |  +--------+                   
        |  |        |  +-- Sinanodonta **  
        |  |        +--+                
        |  |           +-- Beringiana **   
        +--+                            
           |  +----------- Cristaria **    
           |  |                         
           |  |        +-- Alasmidontina **
           +--+--------+                
              |        +-- Anodontina **   
              |                         
              |  +-------- Lanceolariini **
              +--+                      
                 |  +----- Lepidodesmini **
                 +--+                   
                    |  +-- Acuticostini ** 
                    +--+                
                       +-- Unionini **     
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 | 72 | 
 Wu et al., 2025 [Publ 4442], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 35 | 35 | 33 | 2 | 0 | 0 | 0 | 67 | 
   +-- Unionini **  
--+             
  +-- Anodontini **
Wu et al., 2022 [Publ 4238], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 35 | 35 | 33 | 5 | 38 | 29 | 2 | 19 | 
   +----------------- Ambleminae   
--+                               
  |  +-------------- Gonideinae   
  +--+                            
     |  +----------- Lepidodesmini **
     +--+                         
        |  +-------- Unionini **     
        +--+                      
           |  +----- Anodontini **   
           +--+                   
              |  +-- Acuticostini ** 
              +--+                
                 +-- Lanceolariini **
Sano et al., 2020 [Publ 4138], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 35 | 35 | 37 | 4 | 33 | 10 | 3 | 43 | 
   +----------------------- Parreysiinae   
  |                                       
  |              +-------- Chamberlainiini
  |  +-----------+                        
--+  |           |  +----- Ambleminae     
  |  |           +--+                     
  |  |              |  +-- Lamprotulini   
  |  |              +--+                  
  +--+                 +-- Gonideini      
     |                                    
     |                 +-- Anemina **        
     |  +--------------+                  
     |  |              +-- Buldowskia **     
     |  |                                 
     +--+           +----- Sinanodonta **    
        |  +--------+                     
        |  |        |  +-- Pletholophus **   
        |  |        +--+                  
        +--+           +-- Beringiana **     
           |                              
           |  +----------- Cristaria **      
           |  |                           
           +--+        +-- Anodontina **     
              |  +-----+                  
              |  |     +-- Alasmidontina **  
              +--+                        
                 |  +----- Lanceolariini **  
                 +--+                     
                    |  +-- Lepidodesmini **  
                    +--+                  
                       +-- Unionini **       
Sano et al., 2020 [Publ 4138], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 35 | 35 | 37 | 4 | 33 | 10 | 3 | 43 | 
   +----------------------- Parreysiinae 
  |                                     
  |                    +-- Ambleminae   
--+  +-----------------+                
  |  |                 +-- Gonideinae   
  |  |                                  
  +--+                 +-- Anemina **      
     |  +--------------+                
     |  |              +-- Buldowskia **   
     |  |                               
     +--+           +----- Sinanodonta **  
        |  +--------+                   
        |  |        |  +-- Pletholophus ** 
        |  |        +--+                
        +--+           +-- Beringiana **   
           |                            
           |  +----------- Cristaria **    
           |  |                         
           +--+        +-- Anodontina **   
              |  +-----+                
              |  |     +-- Alasmidontina **
              +--+                      
                 |  +----- Lepidodesmini **
                 +--+                   
                    |  +-- Lanceolariini **
                    +--+                
                       +-- Unionini **     
Sano et al., 2020 [Publ 4138], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 35 | 35 | 36 | 4 | 33 | 10 | 3 | 43 | 
   +----------------------- Parreysiinae 
  |                                     
  |                    +-- Ambleminae   
--+  +-----------------+                
  |  |                 +-- Gonideinae   
  |  |                                  
  +--+                 +-- Anemina **      
     |  +--------------+                
     |  |              +-- Buldowskia **   
     |  |                               
     +--+           +----- Pletholophus ** 
        |  +--------+                   
        |  |        |  +-- Beringiana **   
        |  |        +--+                
        +--+           +-- Sinanodonta **  
           |                            
           |  +----------- Cristaria **    
           |  |                         
           +--+        +-- Anodontina **   
              |  +-----+                
              |  |     +-- Alasmidontina **
              +--+                      
                 |  +----- Lanceolariini **
                 +--+                   
                    |  +-- Lepidodesmini **
                    +--+                
                       +-- Unionini **     
Wu et al., 2021 [Publ 4366], fig. 3-ML | iT | tT | bi | riS | oT | roT | roS | iD |  | 33 | 33 | 31 | 5 | 40 | 29 | 2 | 23 | 
   +----------------- Ambleminae   
--+                               
  |  +-------------- Gonideinae   
  +--+                            
     |  +----------- Lepidodesmini **
     +--+                         
        |  +-------- Unionini **     
        +--+                      
           |  +----- Anodontini **   
           +--+                   
              |  +-- Acuticostini ** 
              +--+                
                 +-- Lanceolariini **
Konopleva et al., 2023 [Publ 4269], fig. S1_4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 33 | 33 | 31 | 5 | 23 | 22 | 3 | 51 | 
   +-------------- Parreysiinae 
  |                            
--+           +-- Ambleminae   
  |  +--------+                
  |  |        +-- Gonideinae   
  +--+                         
     |  +-------- Unionini **     
     |  |                      
     +--+     +-- Lepidodesmini **
        |  +--+                
        |  |  +-- Lanceolariini **
        +--+                   
           |  +-- Acuticostini ** 
           +--+                
              +-- Anodontini **   
Wu et al., 2021 [Publ 4366], fig. 3-BI | iT | tT | bi | riS | oT | roT | roS | iD |  | 33 | 33 | 31 | 5 | 40 | 29 | 2 | 25 | 
   +----------------- Ambleminae   
--+                               
  |  +-------------- Gonideinae   
  +--+                            
     |  +----------- Lepidodesmini **
     +--+                         
        |  +-------- Unionini **     
        +--+                      
           |  +----- Anodontini **   
           +--+                   
              |  +-- Acuticostini ** 
              +--+                
                 +-- Lanceolariini **
Wu et al., 2018 [Publ 3836], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 33 | 33 | 28 | 5 | 20 | 18 | 2 | 40 | 
   +----------------- Quadrulini     
  |                                 
  +----------------- Pleurobemini   
  |                                 
  |              +-- Amblemini      
--+--------------+                  
  |              +-- Lampsilini     
  |                                 
  |              +-- Lamprotulini   
  |  +-----------+                  
  |  |           +-- Gonideini      
  +--+                              
     |  +----------- Chamberlainiini
     |  |                           
     +--+  +-------- Lepidodesmini **  
        |  |                        
        +--+-------- Unionini **       
           |                        
           |  +----- Anodontini **     
           +--+                     
              |  +-- Acuticostini **   
              +--+                  
                 +-- Lanceolariini **  
Wu et al., 2021 [Publ 4366], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 32 | 32 | 30 | 5 | 36 | 25 | 2 | 24 | 
   +----------------- Ambleminae   
--+                               
  |  +-------------- Gonideinae   
  +--+                            
     |  +----------- Lepidodesmini **
     +--+                         
        |  +-------- Unionini **     
        +--+                      
           |  +----- Anodontini **   
           +--+                   
              |  +-- Acuticostini ** 
              +--+                
                 +-- Lanceolariini **
Chen et al., 2023 [Publ 4302], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 31 | 31 | 23 | 5 | 9 | 7 | 3 | 56 | 
                  +-- Gonideinae            
  +--------------+                         
  |              +-- Ambleminae            
  |                                        
--+  +-------------- Parreysiinae          
  |  |                                     
  |  |           +-- Anemina **               
  +--+  +--------+                         
     |  |        +-- Amuranodonta **          
     |  |                                  
     |  |     +----- Pletholophus **          
     +--+  +--+                            
        |  |  |  +-- Sinanodonta **           
        |  |  +--+                         
        |  |     +-- Beringiana **            
        |  |                               
        +--+  +----- Lanceolaria_gladiola **  
           |  |                            
           |  +----- Acuticostini **          
           |  |                            
           |  +----- Lepidodesmini **         
           |  |                            
           +--+----- Lanceolaria_oxyrhyncha **
              |                            
              +----- Cristaria **             
              |                            
              +----- Unionini **              
              |                            
              |  +-- Alasmidontina **         
              +--+                         
                 +-- Anodontina **            
Huang et al., 2019 [Publ 3843], fig. S1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 31 | 31 | 36 | 5 | 14 | 12 | 1 | 54 | 
   +----------------- Gonideinae   
  |                               
--+  +-------------- Anemina **      
  |  |                            
  +--+  +----------- Sinanodonta **  
     |  |                         
     +--+  +-------- Acuticostini ** 
        |  |                      
        +--+     +-- Lepidodesmini **
           |  +--+                
           |  |  +-- Cristaria **    
           +--+                   
              |  +-- Lanceolariini **
              +--+                
                 +-- Unionini **     
Chen et al., 2023 [Publ 4302], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 31 | 31 | 27 | 5 | 9 | 7 | 3 | 55 | 
               +-- Gonideinae   
  +-----------+                
  |           +-- Ambleminae   
--+                            
  |  +----------- Parreysiinae 
  |  |                         
  +--+  +-------- Acuticostini ** 
     |  |                      
     +--+  +----- Lepidodesmini **
        |  |                   
        +--+----- Unionini **     
           |                   
           |  +-- Lanceolariini **
           +--+                
              +-- Anodontini **   
Bogan et al., 2023 [Publ 4295], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 29 | 29 | 26 | 2 | 2 | 0 | 0 | 61 | 
   +-- Unionini **  
--+             
  +-- Anodontini **
Huang et al., 2019 [Publ 3843], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 29 | 29 | 27 | 5 | 14 | 12 | 1 | 54 | 
                                          +-- Lamprotulini         
  +--------------------------------------+                        
  |                                      +-- Gonideini            
--+                                                               
  |  +-------------------------------------- Chamberlainiini      
  |  |                                                            
  +--+  +----------------------------------- Anemina **              
     |  |                                                         
     +--+  +-------------------------------- Acuticostini **         
        |  |                                                      
        +--+  +----------------------------- Sinanodonta **          
           |  |                                                   
           +--+  +-------------------------- Aculamprotula **        
              |  |                                                
              +--+                       +-- Cristaria **            
                 |  +--------------------+                        
                 |  |                    +-- Lanceolariini **        
                 +--+                                             
                    |  +-------------------- Lepidodesmini **        
                    +--+                                          
                       |  +----------------- Schistodesmus **        
                       +--+                                       
                          |  +-------------- Nodularia **            
                          +--+                                    
                             |  +----------- Cuneopsis_rufescens **  
                             +--+                                 
                                |  +-------- Tchangsinaia **         
                                +--+                              
                                   |  +----- Cuneopsis_celtiformis **
                                   +--+                           
                                      |  +-- Cuneopsis_szechenyii ** 
                                      +--+                        
                                         +-- Cuneopsis_heudei **     
Whelan et al., 2023 [Publ 4287], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 28 | 28 | 27 | 1 | 0 | 0 | 0 | 65 | 
 Hou et al., 2025 [Publ 4432], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 28 | 28 | 26 | 2 | 0 | 0 | 0 | 52 | 
   +-- Lepidodesmini **
--+                
  +-- Unionini **     
Lyubas et al., 2022 [Publ 4255], fig. S1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 28 | 28 | 19 | 2 | 3 | 3 | 2 | 60 | 
   +-------- Parreysiinae
--+                     
  |  +----- Gonideinae  
  +--+                  
     |  +-- Anodontini **  
     +--+               
        +-- Unionini **    
Lopes-Lima et al., 2017 [Publ 3745], fig. 1-2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 28 | 28 | 25 | 3 | 52 | 40 | 3 | 48 | 
   +----- Unionini **     
--+                   
  |  +-- Lanceolariini **
  +--+                
     +-- Anodontini **   
Lyubas et al., 2022 [Publ 4255], fig. 7 | iT | tT | bi | riS | oT | roT | roS | iD |  | 28 | 28 | 25 | 2 | 3 | 3 | 2 | 60 | 
   +-------- Parreysiinae
--+                     
  |  +----- Gonideinae  
  +--+                  
     |  +-- Anodontini **  
     +--+               
        +-- Unionini **    
Hou et al., 2025 [Publ 4401], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 28 | 28 | 26 | 2 | 0 | 0 | 0 | 52 | 
   +-- Lepidodesmini **
--+                
  +-- Unionini **     
Bolotov et al., 2017 [Publ 3764], fig. S1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 27 | 27 | 2 | 3 | 98 | 98 | 3 | 55 | 
   +----------------- Parreysiinae          
  |                                        
  |  +-------------- Pseudodontini         
  |  |                                     
--+  |           +-- Rectidentini          
  |  |  +--------+                         
  |  |  |        +-- Contradentini         
  |  |  |                                  
  |  |  |     +----- Ambleminae            
  +--+  |     |                            
     |  |     |  +-- Chamberlainia         
     |  |     |  |                         
     |  |     |  +-- Sinohyriopsis         
     |  |     |  |                         
     |  |     |  +-- Lamprotula_caveata    
     |  |  +--+  |                         
     |  |  |  |  +-- Lamprotula_leaii      
     +--+  |  |  |                         
        |  |  |  +-- Potomida              
        |  |  |  |                         
        |  |  |  +-- Pronodularia          
        |  |  |  |                         
        |  |  +--+-- Gonidea               
        |  |     |                         
        |  |     +-- Leguminaia_wheatleyi  
        |  |     |                         
        |  |     +-- Leguminaia            
        |  |     |                         
        |  |     +-- Microcondylaea        
        |  |     |                         
        +--+     +-- Sinosolenaia_carinata 
           |     |                         
           |     +-- Sinosolenaia_oleivora 
           |     |                         
           |     +-- Sinosolenaia_recognita
           |                               
           |  +----- Unionini **              
           |  |                            
           |  |  +-- Alasmidonta **           
           |  |  |                         
           |  |  +-- Anodonta_anatina **      
           |  |  |                         
           |  |  +-- Anodonta_cygnea **       
           |  |  |                         
           |  |  +-- Anodonta_nuttalliana **  
           +--+  |                         
              |  +-- Lasmigona **             
              |  |                         
              |  +-- Pseudanodonta **         
              |  |                         
              |  +-- Pyganodon **             
              |  |                         
              |  +-- Simpsonaias **           
              |  |                         
              |  +-- Strophitus **            
              +--+                         
                 +-- Sinanodonta_lauta **     
                 |                         
                 +-- Cristaria_plicata **     
                 |                         
                 +-- Cristaria_radiata **     
                 |                         
                 +-- Pletholophus **          
                 |                         
                 +-- Sinanodonta_lucida **    
                 |                         
                 +-- Sinanodonta_jourdyi **   
                 |                         
                 +-- Lanceolaria_gladiola **  
                 |                         
                 +-- Lanceolaria_grayii__1 ** 
                 |                         
                 +-- Lanceolaria_grayii__2 ** 
Dai et al., 2024 [Publ 4385], fig. 3-ML | iT | tT | bi | riS | oT | roT | roS | iD |  | 27 | 27 | 25 | 1 | 4 | 2 | 1 | 63 | 
   +-- Parreysiinae
--+               
  +-- Anodontini **  
Bolotov et al., 2017 [Publ 3761], fig. S2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 27 | 27 | 18 | 3 | 112 | 87 | 3 | 52 | 
   +-------------------- Parreysiinae        
  |                                         
  |                 +-- Contradentini       
  |     +-----------+                       
  |     |           +-- Rectidentini        
--+  +--+                                   
  |  |  |  +----------- Ambleminae          
  |  |  +--+                                
  |  |     |  +-------- Pseudodontini       
  |  |     +--+                             
  |  |        |  +----- Gonideini           
  +--+        +--+                          
     |           |  +-- Chamberlainiini     
     |           +--+                       
     |              +-- Lamprotulini        
     |                                      
     |     +----------- Unionini **            
     |     |                                
     +-----+  +-------- Lanceolariini **       
           |  |                             
           |  +-------- Cristariina **         
           +--+                             
              |  +----- Anodonta_anatina **    
              |  |                          
              |  +----- Pseudanodonta **       
              +--+                          
                 +----- Alasmidontina **       
                 |                          
                 |  +-- Anodonta_cygnea **     
                 +--+                       
                    +-- Anodonta_nuttalliana **
Dai et al., 2024 [Publ 4358], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 27 | 27 | 25 | 5 | 25 | 23 | 2 | 33 | 
   +----------------- Ambleminae   
--+                               
  |  +-------------- Gonideinae   
  +--+                            
     |  +----------- Lepidodesmini **
     +--+                         
        |  +-------- Unionini **     
        +--+                      
           |  +----- Lanceolariini **
           +--+                   
              |  +-- Acuticostini ** 
              +--+                
                 +-- Anodontini **   
Dai et al., 2024 [Publ 4385], fig. 3-BI | iT | tT | bi | riS | oT | roT | roS | iD |  | 27 | 27 | 24 | 1 | 4 | 2 | 1 | 63 | 
   +-- Parreysiinae
--+               
  +-- Anodontini **  
Fukata & Iigo, 2020 [Publ 4106], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 27 | 27 | 25 | 5 | 26 | 23 | 2 | 30 | 
               +-- Ambleminae   
  +-----------+                
  |           +-- Gonideinae   
--+                            
  |  +----------- Lepidodesmini **
  +--+                         
     |  +-------- Lanceolariini **
     +--+                      
        |  +----- Unionini **     
        +--+                   
           |  +-- Acuticostini ** 
           +--+                
              +-- Anodontini **   
Whelan et al., 2023 [Publ 4287], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 27 | 27 | 25 | 1 | 0 | 0 | 0 | 64 | 
 Wu et al., 2020 [Publ 4121], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 27 | 27 | 25 | 5 | 22 | 14 | 2 | 26 | 
   +----------------- Ambleminae   
--+                               
  |  +-------------- Gonideinae   
  +--+                            
     |  +----------- Lepidodesmini **
     +--+                         
        |  +-------- Unionini **     
        +--+                      
           |  +----- Anodontini **   
           +--+                   
              |  +-- Acuticostini ** 
              +--+                
                 +-- Lanceolariini **
Xiang et al., 2025 [Publ 4433], fig. 6 | iT | tT | bi | riS | oT | roT | roS | iD |  | 27 | 27 | 25 | 1 | 1 | 1 | 1 | 61 | 
   +-- Parreysiinae
--+               
  +-- Anodontini **  
Bolotov et al., 2017 [Publ 3761], fig. S1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 27 | 27 | 25 | 3 | 112 | 87 | 3 | 51 | 
   +-------------------- Parreysiinae   
  |                                    
  |                 +-- Rectidentini   
--+  +--------------+                  
  |  |              +-- Contradentini  
  |  |                                 
  +--+  +-------------- Pseudodontini  
     |  |                              
     |  |        +----- Unionini **       
     +--+  +-----+                     
        |  |     |  +-- Lanceolariini **  
        |  |     +--+                  
        +--+        +-- Anodontini **     
           |                           
           |  +-------- Ambleminae     
           +--+                        
              |  +----- Gonideini      
              +--+                     
                 |  +-- Chamberlainiini
                 +--+                  
                    +-- Lamprotulini   
Wu et al., 2021 [Publ 4366], fig. 6 | iT | tT | bi | riS | oT | roT | roS | iD |  | 26 | 26 | 24 | 5 | 65 | 48 | 3 | 41 | 
   +-------------------- Parreysiinae   
  |                                    
  |        +----------- Acuticostini **   
  |  +-----+                           
--+  |     |  +-------- Unionini **       
  |  |     +--+                        
  |  |        |  +----- Lanceolariini **  
  |  |        +--+                     
  |  |           |  +-- Lepidodesmini **  
  +--+           +--+                  
     |              +-- Anodontini **     
     |                                 
     |              +-- Contradentini  
     |  +-----------+                  
     |  |           +-- Rectidentini   
     +--+                              
        |  +----------- Ambleminae     
        +--+                           
           |  +-------- Chamberlainiini
           +--+                        
              |  +----- Lamprotulini   
              +--+                     
                 |  +-- Pseudodontini  
                 +--+                  
                    +-- Gonideini      
Huang et al., 2019 [Publ 3843], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 26 | 26 | 24 | 5 | 30 | 20 | 2 | 29 | 
               +-- Gonideinae   
  +-----------+                
  |           +-- Ambleminae   
--+                            
  |  +----------- Lepidodesmini **
  +--+                         
     |  +-------- Unionini **     
     +--+                      
        |  +----- Lanceolariini **
        +--+                   
           |  +-- Acuticostini ** 
           +--+                
              +-- Anodontini **   
Aunins et al., 2018 [Publ 3863], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 26 | 26 | 24 | 5 | 14 | 11 | 2 | 23 | 
   +----------------- Ambleminae   
--+                               
  |  +-------------- Gonideinae   
  +--+                            
     |  +----------- Lepidodesmini **
     +--+                         
        |  +-------- Unionini **     
        +--+                      
           |  +----- Anodontini **   
           +--+                   
              |  +-- Acuticostini ** 
              +--+                
                 +-- Lanceolariini **
Wu et al., 2021 [Publ 4366], fig. 2_I | iT | tT | bi | riS | oT | roT | roS | iD |  | 26 | 26 | 24 | 5 | 65 | 48 | 3 | 39 | 
   +-------------------- Parreysiinae   
  |                                    
  |           +-------- Acuticostini **   
  |           |                        
--+  +--------+     +-- Lepidodesmini **  
  |  |        |  +--+                  
  |  |        |  |  +-- Unionini **       
  |  |        +--+                     
  |  |           |  +-- Lanceolariini **  
  +--+           +--+                  
     |              +-- Anodontini **     
     |                                 
     |              +-- Rectidentini   
     |  +-----------+                  
     |  |           +-- Contradentini  
     +--+                              
        |  +----------- Ambleminae     
        +--+                           
           |  +-------- Chamberlainiini
           +--+                        
              |  +----- Lamprotulini   
              +--+                     
                 |  +-- Pseudodontini  
                 +--+                  
                    +-- Gonideini      
Jeratthitikul et al., 2022 [Publ 4260], fig. S1_1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 26 | 26 | 24 | 3 | 50 | 40 | 2 | 46 | 
   +-------------------- Pseudodontini  
  |                                    
--+                 +-- Contradentini  
  |  +--------------+                  
  |  |              +-- Rectidentini   
  +--+                                 
     |  +-------------- Gonideini      
     |  |                              
     +--+           +-- Chamberlainiini
        |  +--------+                  
        |  |        +-- Lamprotulini   
        +--+                           
           |  +-------- Ambleminae     
           +--+                        
              |  +----- Unionini **       
              +--+                     
                 |  +-- Lanceolariini **  
                 +--+                  
                    +-- Anodontini **     
Dai et al., 2024 [Publ 4386], fig. 6 | iT | tT | bi | riS | oT | roT | roS | iD |  | 26 | 26 | 25 | 5 | 14 | 14 | 2 | 36 | 
   +----------------- Ambleminae   
--+                               
  |  +-------------- Gonideinae   
  +--+                            
     |  +----------- Lepidodesmini **
     +--+                         
        |  +-------- Unionini **     
        +--+                      
           |  +----- Lanceolariini **
           +--+                   
              |  +-- Acuticostini ** 
              +--+                
                 +-- Anodontini **   
Jeratthitikul et al., 2022 [Publ 4260], fig. S2_2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 26 | 26 | 24 | 3 | 50 | 40 | 2 | 48 | 
   +-------------------- Pseudodontini  
  |                                    
--+                 +-- Rectidentini   
  |  +--------------+                  
  |  |              +-- Contradentini  
  +--+                                 
     |  +-------------- Gonideini      
     |  |                              
     +--+           +-- Chamberlainiini
        |  +--------+                  
        |  |        +-- Lamprotulini   
        +--+                           
           |  +-------- Ambleminae     
           +--+                        
              |  +----- Unionini **       
              +--+                     
                 |  +-- Lanceolariini **  
                 +--+                  
                    +-- Anodontini **     
Wu et al., 2019 [Publ 3864], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 26 | 26 | 24 | 5 | 20 | 14 | 2 | 25 | 
   +----------------- Ambleminae   
--+                               
  |  +-------------- Gonideinae   
  +--+                            
     |  +----------- Lepidodesmini **
     +--+                         
        |  +-------- Unionini **     
        +--+                      
           |  +----- Anodontini **   
           +--+                   
              |  +-- Acuticostini ** 
              +--+                
                 +-- Lanceolariini **
Soroka & Burzynski, 2017 [Publ 3837], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 23 | 23 | 21 | 4 | 0 | 0 | 0 | 32 | 
   +-------- Anodontini **   
--+                      
  |  +----- Lanceolariini **
  +--+                   
     |  +-- Lepidodesmini **
     +--+                
        +-- Unionini **     
Zieritz et al., 2021 [Publ 4231], fig. 3-F_5 | iT | tT | bi | riS | oT | roT | roS | iD |  | 22 | 22 | 20 | 4 | 26 | 23 | 2 | 27 | 
   +-------------- Ambleminae   
--+                            
  |  +----------- Gonideinae   
  +--+                         
     |  +-------- Lepidodesmini **
     +--+                      
        |  +----- Unionini **     
        +--+                   
           |  +-- Lanceolariini **
           +--+                
              +-- Anodontini **   
Sano et al., 2020 [Publ 4138], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 22 | 22 | 5 | 5 | 12 | 8 | 1 | 60 | 
   +-------- Gonideinae             
  |                                
  |  +----- Lanceolaria_grayii__1 **  
  |  |                             
  |  +----- Lanceolaria_grayii__2 **  
  |  |                             
  |  +----- Cristaria_plicata__1 **   
  |  |                             
  |  +----- Cristaria_plicata__2 **   
  |  |                             
  |  +----- Sinanodonta_lauta **      
  |  |                             
  |  +----- Beringiana_japonica **    
--+  |                             
  |  +----- Beringiana_fukuharai__1 **
  |  |                             
  |  +----- Beringiana_beringiana **  
  |  |                             
  |  +----- Beringiana_fukuharai__2 **
  |  |                             
  |  +----- Beringiana_fukuharai__3 **
  |  |                             
  |  +----- Buldowskia_iwakawai__1 ** 
  |  |                             
  |  +----- Buldowskia_iwakawai__2 ** 
  |  |                             
  |  +----- Sinanodonta_tumens__1 **  
  +--+                             
     +----- Sinanodonta_tumens__2 **  
     |                             
     +----- Pletholophus **           
     |                             
     +----- Anemina **                
     |                             
     +----- Lanceolaria_lanceolata ** 
     |                             
     +----- Cristaria_plicata__3 **   
     |                             
     +----- Lanceolaria_gladiola **   
     |                             
     +----- Sinanodonta_angula **     
     |                             
     +----- Lepidodesmini **          
     |                             
     |  +-- Aculamprotula **          
     +--+                          
     |  +-- Acuticostini **           
     |                             
     |  +-- Cuneopsis **              
     +--+                          
     |  +-- Nodularia **              
     |                             
     |  +-- Schistodesmus **          
     +--+                          
        +-- Inversiunio **            
Lopes-Lima et al., 2024 [Publ 4376], fig. 4-5_MtG | iT | tT | bi | riS | oT | roT | roS | iD |  | 22 | 22 | 20 | 3 | 0 | 0 | 0 | 51 | 
   +----- Unionini **     
--+                   
  |  +-- Lanceolariini **
  +--+                
     +-- Anodontini **   
Froufe et al., 2019 [Publ 3936], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 22 | 22 | 20 | 4 | 22 | 19 | 2 | 27 | 
   +-------------- Ambleminae   
--+                            
  |  +----------- Gonideinae   
  +--+                         
     |  +-------- Lepidodesmini **
     +--+                      
        |  +----- Unionini **     
        +--+                   
           |  +-- Lanceolariini **
           +--+                
              +-- Anodontini **   
Liu et al., 2023 [Publ 4310], fig. 5 | iT | tT | bi | riS | oT | roT | roS | iD |  | 22 | 22 | 15 | 4 | 2 | 2 | 1 | 49 | 
   +----------- Gonideinae            
  |                                  
--+  +-------- Acuticostini **          
  |  |                               
  +--+  +----- Lanceolaria_grayii **    
     |  |                            
     |  +----- Lanceolaria_gladiola **  
     +--+                            
        +----- Lanceolaria_lanceolata **
        |                            
        |  +-- Anodontini **            
        +--+                         
           +-- Unionini **              
Froufe et al., 2019 [Publ 3936], fig. 6 | iT | tT | bi | riS | oT | roT | roS | iD |  | 22 | 22 | 20 | 4 | 22 | 19 | 2 | 27 | 
   +-------------- Ambleminae   
--+                            
  |  +----------- Gonideinae   
  +--+                         
     |  +-------- Lepidodesmini **
     +--+                      
        |  +----- Unionini **     
        +--+                   
           |  +-- Lanceolariini **
           +--+                
              +-- Anodontini **   
Liu et al., 2023 [Publ 4310], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 22 | 22 | 20 | 4 | 2 | 2 | 1 | 51 | 
   +-------------- Gonideinae            
  |                                     
--+  +----------- Acuticostini **          
  |  |                                  
  +--+        +-- Lanceolaria_lanceolata **
     |  +-----+                         
     |  |     +-- Lanceolaria_grayii **    
     +--+                               
        |  +----- Lanceolaria_gladiola **  
        +--+                            
           |  +-- Anodontini **            
           +--+                         
              +-- Unionini **              
Lopes-Lima et al., 2024 [Publ 4376], fig. 4-5_AHE | iT | tT | bi | riS | oT | roT | roS | iD |  | 22 | 22 | 20 | 3 | 0 | 0 | 0 | 51 | 
   +----- Unionini **     
--+                   
  |  +-- Lanceolariini **
  +--+                
     +-- Anodontini **   
Sano et al., 2017 [Publ 3799], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 21 | 21 | 22 | 5 | 12 | 8 | 1 | 56 | 
   +----------------- Gonideinae   
  |                               
--+  +-------------- Anodontini **   
  |  |                            
  |  |           +-- Tchangsinaia ** 
  +--+  +--------+                
     |  |        +-- Nodularia **    
     |  |                         
     +--+        +-- Schistodesmus **
        |  +-----+                
        |  |     +-- Acuticostini ** 
        +--+                      
           |  +----- Inversiunio **  
           +--+                   
              |  +-- Lepidodesmini **
              +--+                
                 +-- Lanceolariini **
Wu et al., 2023 [Publ 4296], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 21 | 21 | 19 | 4 | 2 | 2 | 1 | 48 | 
   +----------- Gonideinae   
--+                         
  |  +-------- Acuticostini ** 
  +--+                      
     |  +----- Lanceolariini **
     +--+                   
        |  +-- Anodontini **   
        +--+                
           +-- Unionini **     
Cha et al., 2018 [Publ 3916], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 21 | 21 | 19 | 4 | 17 | 14 | 2 | 29.5 | 
   +-------------- Ambleminae   
--+                            
  |  +----------- Gonideinae   
  +--+                         
     |  +-------- Lepidodesmini **
     +--+                      
        |  +----- Unionini **     
        +--+                   
           |  +-- Lanceolariini **
           +--+                
              +-- Anodontini **   
Inoue et al., 2018 [Publ 3858], fig. 1_3a-c | iT | tT | bi | riS | oT | roT | roS | iD |  | 20 | 20 | 0 | 1 | 84 | 83 | 2 | 58 | 
   +----- Anodontini **
--+                
  |  +-- Gonideinae
  +--+             
     +-- Ambleminae
Lopes-Lima et al., 2021 [Publ 4217], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 19 | 19 | 17 | 2 | 6 | 6 | 1 | 53 | 
   +----- Gonideinae
--+                
  |  +-- Anodontini **
  +--+             
     +-- Unionini **  
Bolotov et al., 2020 [Publ 4084], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 19 | 19 | 17 | 3 | 17 | 13 | 2 | 49 | 
   +-------- Gonideinae   
--+                      
  |  +----- Unionini **     
  +--+                   
     |  +-- Lanceolariini **
     +--+                
        +-- Anodontini **   
Sano et al., 2022 [Publ 4311], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 18 | 18 | 16 | 1 | 0 | 0 | 0 | 54 | 
 Lopes-Lima et al., 2017 [Publ 3792], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 18 | 18 | 16 | 3 | 14 | 11 | 2 | 35 | 
   +----------- Ambleminae   
--+                         
  |  +-------- Gonideinae   
  +--+                      
     |  +----- Anodontini **   
     +--+                   
        |  +-- Lanceolariini **
        +--+                
           +-- Unionini **     
Wu et al., 2024 [Publ 4388], fig. 6 | iT | tT | bi | riS | oT | roT | roS | iD |  | 18 | 18 | 16 | 4 | 36 | 34 | 3 | 34 | 
   +----------------- Ambleminae   
--+                               
  |  +-------------- Gonideinae   
  +--+                            
     |  +----------- Parreysiinae 
     +--+                         
        |  +-------- Lepidodesmini **
        +--+                      
           |  +----- Unionini **     
           +--+                   
              |  +-- Lanceolariini **
              +--+                
                 +-- Anodontini **   
Smith et al., 2018 [Publ 3790], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 18 | 18 | 17 | 1 | 0 | 0 | 0 | 57 | 
 Chong et al., 2008 [Publ 2668], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 18 | 18 | 10 | 2 | 0 | 0 | 0 | 55 | 
   +----------------- Anodonta_cygnea **        
  |                                         
  +----------------- Pyganodon **              
  |                                         
  +----------------- Alasminota **             
  |                                         
  +----------------- Anodonta_anatina **       
  |                                         
  +----------------- Unionini **               
  |                                         
  +----------------- Cristariina **            
  |                                         
  |              +-- Anodonta_nuttalliana **   
--+--------------+                          
  |              +-- Anodonta_californiensis **
  |                                         
  |              +-- Pseudodontoideus **       
  |              |                          
  +--------------+-- Alasmidonta **            
  |              |                          
  |              +-- Pterosyna **              
  |                                         
  |  +-------------- Pseudanodonta **          
  |  |                                      
  |  |        +----- Strophitus **             
  |  +--------+                             
  +--+        |  +-- Prolasmidonta **          
     |        +--+                          
     |           +-- Platynaias **             
     |                                      
     |  +----------- Anodonta_oregonensis__4 **
     +--+                                   
        |  +-------- Anodonta_oregonensis__3 **
        +--+                                
           |  +----- Anodonta_oregonensis__2 **
           +--+                             
              |  +-- Anodonta_oregonensis__1 **
              +--+                          
                 +-- Anodonta_kennerlyi **     
Fonseca et al., 2016 [Publ 3775], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 18 | 18 | 16 | 3 | 13 | 11 | 2 | 35 | 
   +----------- Ambleminae   
--+                         
  |  +-------- Gonideinae   
  +--+                      
     |  +----- Anodontini **   
     +--+                   
        |  +-- Lanceolariini **
        +--+                
           +-- Unionini **     
Huang et al., 2018 [Publ 3828], fig. 6 | iT | tT | bi | riS | oT | roT | roS | iD |  | 18 | 18 | 16 | 2 | 24 | 14 | 2 | 33 | 
      +-- Ambleminae
  +--+             
  |  +-- Gonideinae
--+                
  |  +-- Anodontini **
  +--+             
     +-- Unionini **  
Wu et al., 2020 [Publ 4147], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 17 | 17 | 15 | 2 | 12 | 11 | 2 | 36 | 
   +-------- Ambleminae
--+                   
  |  +----- Gonideinae
  +--+                
     |  +-- Anodontini **
     +--+             
        +-- Unionini **  
Wu et al., 2025 [Publ 4442], fig. 6 | iT | tT | bi | riS | oT | roT | roS | iD |  | 17 | 17 | 15 | 2 | 0 | 0 | 0 | 51 | 
   +-- Unionini **  
--+             
  +-- Anodontini **
Bolotov et al., 2018 [Publ 3826], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 17 | 17 | 16 | 3 | 66 | 66 | 3 | 46 | 
   +----------------- Parreysiinae  
  |                                
  |  +-------------- Pseudodontini 
--+  |                             
  |  |           +-- Rectidentini  
  |  |  +--------+                 
  +--+  |        +-- Contradentini 
     |  |                          
     |  |     +----- Unionini **      
     |  |  +--+                    
     |  |  |  |  +-- Lanceolariini ** 
     +--+  |  +--+                 
        |  |     +-- Anodontini **    
        |  |                       
        |  |     +-- Lamprotula    
        |  |     |                 
        |  |     +-- Potomida      
        +--+     |                 
           |     +-- Pronodularia  
           |     |                 
           |     +-- Gonidea       
           |     |                 
           |     +-- Leguminaia    
           |     |                 
           |     +-- Microcondylaea
           |     |                 
           +-----+-- Amblemini     
                 |                 
                 +-- Ortmanniana   
                 |                 
                 +-- Lampsilis     
                 |                 
                 +-- Cambarunio    
                 |                 
                 +-- Elliptio      
                 |                 
                 +-- Pleurobema    
                 |                 
                 +-- Quadrulini    
Araujo et al., 2018 [Publ 3779], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 17 | 17 | 13 | 2 | 1 | 0 | 0 | 50 | 
   +-- Anodontini **
--+             
  +-- Unionini **  
Dai et al., 2023 [Publ 4285], fig. 5 | iT | tT | bi | riS | oT | roT | roS | iD |  | 17 | 17 | 15 | 5 | 36 | 34 | 2 | 34 | 
   +----------------- Ambleminae   
--+                               
  |  +-------------- Gonideinae   
  +--+                            
     |  +----------- Lepidodesmini **
     +--+                         
        |  +-------- Unionini **     
        +--+                      
           |  +----- Anodontini **   
           +--+                   
              |  +-- Acuticostini ** 
              +--+                
                 +-- Lanceolariini **
Wang et al., 2018 [Publ 3865], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 17 | 17 | 15 | 4 | 14 | 14 | 2 | 32 | 
            +-- Ambleminae   
  +--------+                
  |        +-- Gonideinae   
--+                         
  |  +-------- Unionini **     
  +--+                      
     |  +----- Anodontini **   
     +--+                   
        |  +-- Acuticostini ** 
        +--+                
           +-- Lanceolariini **
Wang et al., 2018 [Publ 3846], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 17 | 17 | 15 | 3 | 14 | 14 | 2 | 34 | 
         +-- Ambleminae   
  +-----+                
  |     +-- Gonideinae   
--+                      
  |  +----- Anodontini **   
  +--+                   
     |  +-- Lanceolariini **
     +--+                
        +-- Unionini **     
Riccardi et al., 2020 [Publ 4089], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 17 | 17 | 15 | 3 | 2 | 0 | 0 | 39 | 
   +----- Anodontini **   
--+                   
  |  +-- Lanceolariini **
  +--+                
     +-- Unionini **     
Wu et al., 2022 [Publ 4238], fig. 2e | iT | tT | bi | riS | oT | roT | roS | iD |  | 17 | 17 | 15 | 3 | 0 | 0 | 0 | 34 | 
   +----- Anodontini **   
--+                   
  |  +-- Lanceolariini **
  +--+                
     +-- Unionini **     
Wu et al., 2024 [Publ 4379], fig. 4_6 | iT | tT | bi | riS | oT | roT | roS | iD |  | 17 | 17 | 16 | 2 | 5 | 3 | 1 | 47 | 
   +----------- Gonideinae   
--+                         
  |  +-------- Aculamprotula **
  +--+                      
     |  +----- Anodontini **   
     +--+                   
        |  +-- Schistodesmus **
        +--+                
           +-- Nodularia **    
Fukata & Iigo, 2019 [Publ 4108], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 16 | 16 | 14 | 3 | 0 | 0 | 0 | 40 | 
            +----- Aculamprotula **  
  +--------+                     
  |        |  +-- Acuticostini **   
  |        +--+                  
--+           +-- Lanceolariini **  
  |                              
  |  +----------- Unio **           
  |  |                           
  +--+  +-------- Pseudocuneopsis **
     |  |                        
     +--+     +-- Schistodesmus **  
        |  +--+                  
        |  |  +-- Cuneopsis **      
        +--+                     
           |  +-- Tchangsinaia **   
           +--+                  
              +-- Nodularia **      
Zanatta et al., 2007 [Publ 2698], fig. 1A | iT | tT | bi | riS | oT | roT | roS | iD |  | 16 | 16 | 10 | 1 | 0 | 0 | 0 | 54 | 
 Dai et al., 2024 [Publ 4386], fig. 5-ML | iT | tT | bi | riS | oT | roT | roS | iD |  | 16 | 16 | 14 | 5 | 5 | 3 | 1 | 51 | 
   +-------------- Parreysiinae 
  |                            
--+  +----------- Anodontina **   
  |  |                         
  +--+        +-- Acuticostini ** 
     |  +-----+                
     |  |     +-- Cristariina **  
     +--+                      
        |  +----- Lepidodesmini **
        +--+                   
           |  +-- Lanceolariini **
           +--+                
              +-- Unionini **     
Pavan-Kumar et al., 2022 [Publ 4263], fig. S5 | iT | tT | bi | riS | oT | roT | roS | iD |  | 16 | 16 | 14 | 5 | 22 | 20 | 3 | 40 | 
                        +-- Ambleminae   
  +--------------------+                
  |                    +-- Gonideinae   
--+                                     
  |  +-------------------- Parreysiinae 
  |  |                                  
  +--+  +----------------- Anodontini **   
     |  |                               
     |  |              +-- Acuticostini ** 
     +--+  +-----------+                
        |  |           +-- Lanceolariini **
        |  |                            
        +--+           +-- Lepidodesmini **
           |  +--------+                
           |  |        +-- Aculamprotula **
           +--+                         
              |  +-------- Unio **         
              +--+                      
                 |  +----- Schistodesmus **
                 +--+                   
                    |  +-- Nodularia **    
                    +--+                
                       +-- Tchangsinaia ** 
Dai et al., 2024 [Publ 4386], fig. 5-BI | iT | tT | bi | riS | oT | roT | roS | iD |  | 16 | 16 | 11 | 5 | 5 | 3 | 1 | 51 | 
   +-------------------- Parreysiinae    
  |                                     
  |  +----------------- Acuticostini **    
--+  |                                  
  |  +----------------- Cristariina **     
  |  |                                  
  |  +----------------- Anodontina **      
  +--+                                  
     |  +-------------- Lanceolariini **   
     |  |                               
     |  |           +-- Aculamprotula **   
     |  +-----------+                   
     +--+           +-- Lepidodesmini **   
        |                               
        |  +----------- Unio **            
        |  |                            
        +--+  +-------- Middendorffinaia **
           |  |                         
           +--+  +----- Cuneopsis **       
              |  |                      
              +--+----- Nodularia **       
                 |                      
                 |  +-- Inversiunio **     
                 +--+                   
                    +-- Schistodesmus **   
Chase et al., 2018 [Publ 3847], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 16 | 16 | 15 | 2 | 22 | 17 | 1 | 42 | 
   +-- Unionini **  
--+             
  +-- Anodontini **
Kim et al., 2021 [Publ 4197], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 16 | 17 | 15 | 4 | 1 | 1 | 1 | 37 | 
                  +-- Gonideinae   
  +--------------+                
  |              +-- Lepidodesmini **
--+                               
  |  +-------------- Aculamprotula **
  |  |                            
  +--+           +-- Acuticostini ** 
     |  +--------+                
     |  |        +-- Lanceolariini **
     +--+                         
        |  +-------- Unio **         
        +--+                      
           |  +----- Nodularia **    
           +--+                   
              |  +-- Schistodesmus **
              +--+                
                 +-- Cuneopsis **    
Zanatta et al., 2007 [Publ 2698], fig. 1B | iT | tT | bi | riS | oT | roT | roS | iD |  | 16 | 16 | 13 | 1 | 0 | 0 | 0 | 54 | 
 Hoeh, 1990 [Publ 2717], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 15 | 15 | 2 | 1 | 0 | 0 | 0 | 55 | 
 Pavan-Kumar et al., 2022 [Publ 4263], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 15 | 15 | 13 | 5 | 21 | 19 | 3 | 37 | 
   +-------------------- Ambleminae   
--+                                  
  |  +----------------- Gonideinae   
  +--+                               
     |  +-------------- Parreysiinae 
     +--+                            
        |  +----------- Lepidodesmini **
        +--+                         
           |  +-------- Unionini **     
           +--+                      
              |  +----- Lanceolariini **
              +--+                   
                 |  +-- Acuticostini ** 
                 +--+                
                    +-- Anodontini **   
Hoeh, 1990 [Publ 2717], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 15 | 15 | 13 | 1 | 0 | 0 | 0 | 53 | 
 Hoeh, 1990 [Publ 2717], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 15 | 15 | 13 | 1 | 0 | 0 | 0 | 53 | 
 Chen et al., 2020 [Publ 4170], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 15 | 34 | 32 | 3 | 19 | 18 | 2 | 72 | 
                        +----- 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               
        |                                             
        |  +----------------- Gibbosulinae            
        +--+                                          
           |  +-------------- Quadrulini              
           +--+                                       
              |  +----------- Toxolasma               
              +--+                                    
                 |  +-------- Lampsilis_ornata        
                 +--+                                 
                    |  +----- Potamilus_leptodon      
                    +--+                              
                       |  +-- Lampsilis_siliquoidea   
                       +--+                           
                          +-- Lampsilis_powellii      
Inoue et al., 2014 [Publ 3635], fig. 3A | iT | tT | bi | riS | oT | roT | roS | iD |  | 14 | 14 | 13 | 1 | 6 | 5 | 2 | 51 | 
   +-------- Amblemini   
  |                     
  +-------- Pleurobemini
--+                     
  +-------- Lampsilini  
  |                     
  |  +----- Quadrulini  
  +--+                  
     |  +-- Gonideinae  
     +--+               
        +-- Anodontini **  
Lopes-Lima et al., 2024 [Publ 4376], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 14 | 14 | 12 | 1 | 0 | 0 | 0 | 54 | 
 Prié & Puillandre, 2014 [Publ 3529], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 14 | 14 | 12 | 2 | 3 | 2 | 2 | 50 | 
   +-------- Ambleminae
--+                   
  |  +----- Gonideinae
  +--+                
     |  +-- Anodontini **
     +--+             
        +-- Unionini **  
Huang et al., 2002 [Publ 2657], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 14 | 14 | 5 | 5 | 20 | 18 | 2 | 48 | 
            +-- Ptychorhynchus 
           |                  
           +-- Chamberlainiini
           |                  
  +--------+-- Lamprotulini   
  |        |                  
  |        +-- Sinosolenaia   
  |        |                  
  |        +-- Ambleminae     
  |                           
  |  +-------- Strophitus **     
--+  |                        
  |  +-------- Schistodesmus **  
  |  |                        
  |  +-------- Lepidodesmini **  
  |  |                        
  |  +-------- Acuticostini **   
  |  |                        
  |  +-------- Cristariina **    
  +--+                        
     +-------- Lanceolariini **  
     |                        
     |     +-- Nodularia **      
     +-----+                  
     |     +-- Tchangsinaia **   
     |                        
     |  +----- Utterbackia **    
     |  |                     
     +--+----- Utterbackiana **  
        |                     
        |  +-- Alasmidonta **    
        +--+                  
           +-- Lasmigona **      
Liu et al., 2017 [Publ 3939], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 14 | 15 | 12 | 4 | 1 | 1 | 1 | 48 | 
         +-- Lanceolariini **
  +-----+                
  |     +-- Unionini **     
--+                      
  |  +----- Acuticostini ** 
  +--+                   
     |  +-- Anodontini **   
     +--+                
        +-- Gonideinae   
Huang et al., 2002 [Publ 2657], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 14 | 14 | 12 | 5 | 20 | 18 | 2 | 51 | 
      +----------- Sinosolenaia   
  +--+                           
  |  |  +-------- Lamprotulini   
  |  +--+                        
  |     |  +----- Chamberlainiini
  |     +--+                     
  |        |  +-- Ptychorhynchus 
--+        +--+                  
  |           +-- Ambleminae     
  |                              
  |  +----------- Anodontini **     
  |  |                           
  |  |     +----- Acuticostini **   
  +--+  +--+                     
     |  |  |  +-- Nodularia **      
     |  |  +--+                  
     +--+     +-- Tchangsinaia **   
        |                        
        |  +----- Lanceolariini **  
        +--+                     
           |  +-- Schistodesmus **  
           +--+                  
              +-- Lepidodesmini **  
Froufe et al., 2016 [Publ 3738], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 14 | 14 | 12 | 1 | 0 | 0 | 0 | 52 | 
 Hou et al., 2024 [Publ 4400], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 13 | 13 | 11 | 1 | 2 | 2 | 1 | 49 | 
   +-- Gonideinae
--+             
  +-- Unionini **  
Guerra et al., 2019 [Publ 4168], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 13 | 13 | 11 | 3 | 28 | 8 | 2 | 37 | 
   +----------- Ambleminae   
--+                         
  |  +-------- Gonideinae   
  +--+                      
     |  +----- Anodontini **   
     +--+                   
        |  +-- Lanceolariini **
        +--+                
           +-- Unionini **     
Zhou et al., 2007 [Publ 2658], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 13 | 19 | 17 | 4 | 8 | 5 | 1 | 52 | 
   +----------------- Anodontini **             
  |                                         
  |     +----------- Chamberlainiini        
  |  +--+                                   
--+  |  |  +-------- Lamprotula_leaii       
  |  |  +--+                                
  |  |     |  +----- Lamprotula_caveata     
  |  |     +--+                             
  |  |        |  +-- Gibbosulinae           
  +--+        +--+                          
     |           +-- Lamprotula_cornuumlunae
     |                                      
     |        +----- Aculamprotula **          
     |     +--+                             
     |     |  |  +-- Tchangsinaia **           
     |     |  +--+                          
     +-----+     +-- Nodularia **              
           |                                
           |  +----- Schistodesmus **          
           +--+                             
              |  +-- Lanceolariini **          
              +--+                          
                 +-- Acuticostini **           
Galal-Khallaf et al., 2024 [Publ 4459], fig. 6 | iT | tT | bi | riS | oT | roT | roS | iD |  | 13 | 13 | 11 | 1 | 15 | 11 | 1 | 51 | 
 Sayenko et al., 2021 [Publ 4189], fig. 6 | iT | tT | bi | riS | oT | roT | roS | iD |  | 13 | 13 | 11 | 1 | 0 | 0 | 0 | 51 | 
 Wu et al., 2018 [Publ 4143], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 13 | 13 | 11 | 2 | 9 | 9 | 2 | 38 | 
      +-- Ambleminae
  +--+             
  |  +-- Gonideinae
--+                
  |  +-- Unionini **  
  +--+             
     +-- Anodontini **
Guerra et al., 2019 [Publ 4168], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 13 | 13 | 11 | 3 | 28 | 8 | 2 | 37 | 
   +-------------- Ambleminae   
  |                            
--+  +----------- Gonideinae   
  |  |                         
  +--+  +-------- Aculamprotula **
     |  |                      
     +--+     +-- Schistodesmus **
        |  +--+                
        |  |  +-- Unio **         
        +--+                   
           |  +-- Lanceolariini **
           +--+                
              +-- Anodontini **   
Sano et al., 2017 [Publ 3799], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 13 | 13 | 14 | 3 | 8 | 4 | 1 | 51 | 
   +-------- Gonideinae   
--+                      
  |  +----- Anodontini **   
  +--+                   
     |  +-- Lanceolariini **
     +--+                
        +-- Unionini **     
Douda et al., 2024 [Publ 4364], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 13 | 13 | 12 | 1 | 1 | 0 | 0 | 52 | 
 Bogan et al., 2023 [Publ 4295], fig. 6 | iT | tT | bi | riS | oT | roT | roS | iD |  | 12 | 12 | 9 | 1 | 1 | 0 | 0 | 51 | 
 Breton et al., 2011 [Publ 3376], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 12 | 12 | 11 | 1 | 25 | 20 | 2 | 48 | 
   +-------------- Quadrulina     
  |                              
  |        +----- Lamprotulini   
--+  +-----+                     
  |  |     |  +-- Chamberlainiini
  |  |     +--+                  
  +--+        +-- Anodontini **     
     |                           
     |  +-------- Megalonaias    
     +--+                        
        |  +----- Pleurobemini   
        +--+                     
           |  +-- Amblemini      
           +--+                  
              +-- Lampsilini     
Lopes-Lima et al., 2017 [Publ 3734], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 12 | 12 | 8 | 2 | 5 | 2 | 1 | 46 | 
   +----- Gonideinae
--+                
  |  +-- Anodontini **
  +--+             
     +-- Unionini **  
Lopes-Lima et al., 2020 [Publ 4080], fig. 10 | iT | tT | bi | riS | oT | roT | roS | iD |  | 12 | 12 | 8 | 1 | 2 | 0 | 0 | 51 | 
 Wu et al., 2022 [Publ 4238], fig. 2a_S1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 12 | 12 | 10 | 1 | 0 | 0 | 0 | 43 | 
 Froufe et al., 2017 [Publ 3802], fig. 6 | iT | tT | bi | riS | oT | roT | roS | iD |  | 12 | 12 | 9 | 1 | 0 | 0 | 0 | 47 | 
 Dai et al., 2024 [Publ 4386], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 12 | 12 | 10 | 3 | 1 | 1 | 1 | 53 | 
   +----------------- Parreysiinae    
  |                                  
--+  +-------------- Unio **            
  |  |                               
  |  |        +----- Aculamprotula **   
  +--+  +-----+                      
     |  |     |  +-- Anodontini **      
     |  |     +--+                   
     +--+        +-- Lepidodesmini **   
        |                            
        |  +-------- Middendorffinaia **
        +--+                         
           |  +----- Inversiunio **     
           +--+                      
              |  +-- Cuneopsis **       
              +--+                   
                 +-- Nodularia **       
Wu et al., 2016 [Publ 3711], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 12 | 12 | 10 | 2 | 9 | 9 | 2 | 39 | 
      +-- Ambleminae
  +--+             
  |  +-- Gonideinae
--+                
  |  +-- Unionini **  
  +--+             
     +-- Anodontini **
Zhang et al., 2004 [Publ 2735], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 12 | 12 | 10 | 4 | 2 | 2 | 1 | 45 | 
   +----------- Gonideinae   
--+                         
  |  +-------- Anodontini **   
  +--+                      
     |  +----- Unionini **     
     +--+                   
        |  +-- Acuticostini ** 
        +--+                
           +-- Lanceolariini **
Xiang et al., 2025 [Publ 4433], fig. 7 | iT | tT | bi | riS | oT | roT | roS | iD |  | 12 | 12 | 10 | 2 | 1 | 1 | 1 | 38 | 
   +----- Ambleminae   
--+                   
  |  +-- Lanceolariini **
  +--+                
     +-- Anodontini **   
Sano et al., 2022 [Publ 4311], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 12 | 12 | 12 | 1 | 0 | 0 | 0 | 52 | 
 Wu et al., 2024 [Publ 4379], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 12 | 12 | 10 | 1 | 0 | 0 | 0 | 53 | 
 Choi et al., 2020 [Publ 4169], fig. 2a | iT | tT | bi | riS | oT | roT | roS | iD |  | 12 | 12 | 11 | 1 | 0 | 0 | 0 | 50 | 
 Pfeiffer & Graf, 2013 [Publ 3531], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 11 | 11 | 9 | 3 | 20 | 18 | 3 | 40 | 
   +----------- Parreysiinae
  |                        
--+        +-- Ambleminae  
  |  +-----+               
  |  |     +-- Gonideinae  
  +--+                     
     |  +----- Anodontini **  
     +--+                  
        |  +-- Acuticostini **
        +--+               
           +-- Unionini **    
Hou et al., 2025 [Publ 4401], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 11 | 11 | 9 | 1 | 0 | 0 | 0 | 53 | 
 Hou et al., 2025 [Publ 4432], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 11 | 11 | 9 | 2 | 0 | 0 | 0 | 46 | 
   +-- Lepidodesmini **
--+                
  +-- Unionini **     
Wu et al., 2023 [Publ 4339], fig. 5 | iT | tT | bi | riS | oT | roT | roS | iD |  | 11 | 11 | 9 | 2 | 8 | 6 | 1 | 41 | 
   +----- Ambleminae   
--+                   
  |  +-- Lepidodesmini **
  +--+                
     +-- Anodontini **   
Xue et al., 2016 [Publ 3659], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 11 | 11 | 9 | 3 | 4 | 4 | 2 | 44 | 
         +-- Gonideinae   
  +-----+                
  |     +-- Ambleminae   
--+                      
  |  +----- Anodontini **   
  +--+                   
     |  +-- Lanceolariini **
     +--+                
        +-- Unionini **     
Burzynski & Soroka, 2018 [Publ 3862], fig. 5b | iT | tT | bi | riS | oT | roT | roS | iD |  | 10 | 10 | 8 | 3 | 0 | 0 | 0 | 38 | 
   +----- Lanceolariini **
--+                   
  |  +-- Anodontini **   
  +--+                
     +-- Unionini **     
Lopes-Lima et al., 2020 [Publ 4080], fig. 11 | iT | tT | bi | riS | oT | roT | roS | iD |  | 10 | 10 | 8 | 2 | 2 | 0 | 0 | 48 | 
   +-- Unionini **     
--+                
  +-- Lanceolariini **
Guerra et al., 2017 [Publ 3772], fig. 2a | iT | tT | bi | riS | oT | roT | roS | iD |  | 10 | 10 | 8 | 2 | 15 | 9 | 2 | 40 | 
      +-- Ambleminae
  +--+             
  |  +-- Gonideinae
--+                
  |  +-- Unionini **  
  +--+             
     +-- Anodontini **
Pfarrer et al., 2022 [Publ 4305], fig. 2-5 | iT | tT | bi | riS | oT | roT | roS | iD |  | 10 | 10 | 8 | 2 | 2 | 2 | 1 | 36 | 
   +----- Gonideinae
--+                
  |  +-- Unionini **  
  +--+             
     +-- Anodontini **
Guerra et al., 2019 [Publ 4168], fig. 1-M | iT | tT | bi | riS | oT | roT | roS | iD |  | 10 | 10 | 8 | 3 | 12 | 7 | 2 | 40 | 
   +----------- Ambleminae   
--+                         
  |  +-------- Gonideinae   
  +--+                      
     |  +----- Anodontini **   
     +--+                   
        |  +-- Lanceolariini **
        +--+                
           +-- Unionini **     
Burzynski & Soroka, 2018 [Publ 3862], fig. 5a | iT | tT | bi | riS | oT | roT | roS | iD |  | 10 | 10 | 7 | 3 | 10 | 8 | 2 | 39 | 
   +----------- Ambleminae   
--+                         
  |  +-------- Gonideinae   
  +--+                      
     |  +----- Anodontini **   
     +--+                   
        |  +-- Lanceolariini **
        +--+                
           +-- Unionini **     
Guerra et al., 2017 [Publ 3772], fig. 2b | iT | tT | bi | riS | oT | roT | roS | iD |  | 10 | 10 | 8 | 2 | 15 | 9 | 2 | 40 | 
   +----------- Ambleminae   
--+                         
  |  +-------- Gonideinae   
  +--+                      
     |  +----- Unio **         
     +--+                   
        |  +-- Aculamprotula **
        +--+                
           +-- Anodontini **   
Lopes-Lima et al., 2021 [Publ 4217], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 10 | 10 | 8 | 1 | 0 | 0 | 0 | 50 | 
 Klishko et al., 2019 [Publ 3886], fig. 9 | iT | tT | bi | riS | oT | roT | roS | iD |  | 10 | 10 | 7 | 2 | 1 | 0 | 0 | 44 | 
   +-- Anodontini **
--+             
  +-- Unionini **  
Reis et al., 2013 [Publ 3580], fig. 5 | iT | tT | bi | riS | oT | roT | roS | iD |  | 10 | 10 | 8 | 2 | 5 | 3 | 2 | 43 | 
   +-------- Ambleminae
--+                   
  |  +----- Gonideinae
  +--+                
     |  +-- Anodontini **
     +--+             
        +-- Unionini **  
Krebs et al., 2003 [Publ 2691], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 10 | 10 | 5 | 1 | 23 | 21 | 1 | 51.5 | 
   +-- Anodontini **
--+             
  +-- Ambleminae
Huang et al., 2019 [Publ 3843], fig. 3-M | iT | tT | bi | riS | oT | roT | roS | iD |  | 10 | 10 | 8 | 3 | 13 | 10 | 2 | 40 | 
   +----------- Ambleminae   
--+                         
  |  +-------- Gonideinae   
  +--+                      
     |  +----- Anodontini **   
     +--+                   
        |  +-- Lanceolariini **
        +--+                
           +-- Unionini **     
Stewart et al., 2021 [Publ 4451], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 10 | 10 | 9 | 1 | 6 | 3 | 1 | 50 | 
   +-- Ambleminae
--+             
  +-- Anodontini **
Guerra et al., 2019 [Publ 4168], fig. 2-M | iT | tT | bi | riS | oT | roT | roS | iD |  | 10 | 10 | 8 | 3 | 12 | 7 | 2 | 40 | 
   +----------- Ambleminae   
--+                         
  |  +-------- Gonideinae   
  +--+                      
     |  +----- Anodontini **   
     +--+                   
        |  +-- Lanceolariini **
        +--+                
           +-- Unionini **     
Soroka, 2010 [Publ 3404], fig. 3b | iT | tT | bi | riS | oT | roT | roS | iD |  | 9 | 9 | 5 | 2 | 0 | 0 | 0 | 45 | 
   +----- Anodonta_anatina **
  |                      
  +----- Anodonta_cygnea ** 
--+                      
  +----- Pseudanodonta **   
  |                      
  |  +-- Cristariina **     
  +--+                   
     +-- Unionini **        
Khalloufi et al., 2011 [Publ 2748], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 9 | 9 | 6 | 1 | 2 | 2 | 2 | 47 | 
   +----- Ambleminae
--+                
  |  +-- Gonideinae
  +--+             
     +-- Unionini **  
Plazzi et al., 2011 [Publ 3676], fig. 5 | iT | tT | bi | riS | oT | roT | roS | iD |  | 9 | 18 | 11 | 3 | 9 | 8 | 2 | 54 | 
   +----------- Cristariina **    
  |                           
  |  +-------- Lanceolariini **  
  |  |                        
--+  +-------- Anodonta **       
  |  |                        
  |  +-------- Unionini **       
  |  |                        
  +--+     +-- Alasmidontina **  
     +-----+                  
     |     +-- Pseudanodonta **  
     |                        
     |  +----- Ambleminae     
     |  |                     
     +--+  +-- Velesunioninae 
        |  |                  
        +--+-- Lamprotulini   
           |                  
           +-- Chamberlainiini
Lopes-Lima et al., 2020 [Publ 4080], fig. 6 | iT | tT | bi | riS | oT | roT | roS | iD |  | 9 | 9 | 7 | 1 | 2 | 0 | 0 | 51 | 
 Ouyang et al., 2011 [Publ 3408], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 9 | 9 | 6 | 4 | 4 | 4 | 1 | 48 | 
   +-------------- Gonideinae          
  |                                   
--+  +----------- Anodontini **          
  |  |                                
  +--+        +-- Nodularia **           
     |  +-----+                       
     |  |     +-- Cuneopsis **           
     +--+                             
        |  +----- Lanceolaria_grayii **  
        |  |                          
        +--+----- Acuticostini **        
           |                          
           |  +-- Lanceolaria_gladiola **
           +--+                       
              +-- Aculamprotula **       
Jadhav & Jamkhedkar, 2009 [Publ 3697], fig. 11 | iT | tT | bi | riS | oT | roT | roS | iD |  | 9 | 9 | 7 | 2 | 16 | 16 | 3 | 52 | 
   +-------------------------------- Parreysiinae    
  |                                                 
  |                 +-------------- Nodularia **       
  |                 |                               
  |  +--------------+  +----------- Anodonta_cygnea ** 
--+  |              |  |                            
  |  |              +--+  +-------- Unio_pictorum__2 **
  |  |                 |  |                         
  |  |                 +--+     +-- Unio_pictorum__1 **
  |  |                    |  +--+                   
  |  |                    |  |  +-- Unio_caffer **     
  +--+                    +--+                      
     |                       |  +-- Anodonta **        
     |                       +--+                   
     |                          +-- Alasmidontina **   
     |                                              
     |  +-------------------------- Lamprotulini    
     |  |                                           
     +--+  +----------------------- Quadrulini      
        |  |                                        
        +--+  +-------------------- Gonideini       
           |  |                                     
           |  |              +----- Eurynia         
           +--+  +-----------+                      
              |  |           |  +-- Cambarunio      
              |  |           +--+                   
              |  |              +-- Ptychobranchus  
              +--+                                  
                 |              +-- Amblemini       
                 |  +-----------+                   
                 |  |           +-- Pleurobema      
                 +--+                               
                    |  +----------- Truncilla       
                    |  |                            
                    +--+        +-- Lampsilis       
                       |  +-----+                   
                       |  |     +-- Epioblasma      
                       +--+                         
                          |  +----- Ligumia         
                          +--+                      
                             |  +-- Obliquaria      
                             +--+                   
                                +-- Ortmanniana     
Soroka, 2010 [Publ 3404], fig. 3a | iT | tT | bi | riS | oT | roT | roS | iD |  | 9 | 9 | 7 | 2 | 0 | 0 | 0 | 45 | 
   +----- Cristariina **
--+                 
  |  +-- Anodontina ** 
  +--+              
     +-- Unionini **   
Boyer et al., 2011 [Publ 2718], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 9 | 9 | 6 | 1 | 29 | 29 | 1 | 51 | 
   +-- Anodontini **
--+             
  +-- Ambleminae
Reis et al., 2013 [Publ 3580], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 9 | 9 | 7 | 2 | 5 | 3 | 2 | 45 | 
   +-------- Ambleminae
--+                   
  |  +----- Gonideinae
  +--+                
     |  +-- Anodontini **
     +--+             
        +-- Unionini **  
Zhou et al., 2016 [Publ 3710], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 9 | 9 | 7 | 3 | 11 | 10 | 2 | 41 | 
   +----- Anodontini **   
--+                   
  |  +-- Lepidodesmini **
  +--+                
     +-- Unionini **     
King et al., 1999 [Publ 2699], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 9 | 9 | 7 | 1 | 0 | 0 | 0 | 49 | 
 Pfeiffer et al., 2019 [Publ 3937], fig. 6 | iT | tT | bi | riS | oT | roT | roS | iD |  | 8 | 8 | 6 | 3 | 49 | 42 | 3 | 42 | 
   +----------- Ambleminae   
  |                         
--+----------- Gonideinae   
  |                         
  |  +-------- Parreysiinae 
  +--+                      
     |  +----- Anodontini **   
     +--+                   
        |  +-- Lanceolariini **
        +--+                
           +-- Unionini **     
Huang et al., 2018 [Publ 3828], fig. 6-M | iT | tT | bi | riS | oT | roT | roS | iD |  | 8 | 8 | 6 | 2 | 9 | 7 | 2 | 40 | 
   +-------- Ambleminae
--+                   
  |  +----- Gonideinae
  +--+                
     |  +-- Anodontini **
     +--+             
        +-- Unionini **  
Vikhrev et al., 2017 [Publ 3810], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 8 | 8 | 6 | 1 | 2 | 0 | 0 | 48 | 
 Kondakov et al., 2018 [Publ 3914], fig. 5 | iT | tT | bi | riS | oT | roT | roS | iD |  | 8 | 8 | 6 | 1 | 0 | 0 | 0 | 48 | 
 Chen et al., 2025 [Publ 4448], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 8 | 8 | 6 | 1 | 1 | 1 | 1 | 48 | 
   +-- Gonideinae
--+             
  +-- Unionini **  
Graf & Ó Foighil, 2000 [Publ 2648], fig. 2B | iT | tT | bi | riS | oT | roT | roS | iD |  | 8 | 25 | 23 | 2 | 22 | 17 | 1 | 64 | 
   +----- Unionini **  
--+                
  |  +-- Anodontini **
  +--+             
     +-- Ambleminae
Marrone et al., 2019 [Publ 3907], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 8 | 8 | 4 | 1 | 0 | 0 | 0 | 47 | 
 Lopes-Lima et al., 2020 [Publ 4080], fig. 13 | iT | tT | bi | riS | oT | roT | roS | iD |  | 8 | 8 | 6 | 1 | 2 | 0 | 0 | 50 | 
 Manendo et al., 2008 [Publ 2669], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 8 | 8 | 6 | 2 | 5 | 5 | 1 | 43 | 
   +----- Ambleminae
--+                
  |  +-- Unionini **  
  +--+             
     +-- Anodontini **
Mabuchi & Nishida, 2020 [Publ 4120], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 8 | 8 | 8 | 3 | 4 | 4 | 1 | 49 | 
   +----------- Gonideinae   
--+                         
  |  +-------- Anodontini **   
  +--+                      
     |  +----- Nodularia **    
     +--+                   
        |  +-- Lanceolariini **
        +--+                
           +-- Inversiunio **  
Araujo et al., 2009 [Publ 2589], fig. 7B | iT | tT | bi | riS | oT | roT | roS | iD |  | 8 | 8 | 7 | 2 | 3 | 2 | 2 | 47 | 
   +-------- Gonideinae
--+                   
  |  +----- Ambleminae
  +--+                
     |  +-- Anodontini **
     +--+             
        +-- Unionini **  
Graf & Ó Foighil, 2000 [Publ 2648], fig. 2A | iT | tT | bi | riS | oT | roT | roS | iD |  | 8 | 25 | 19 | 2 | 22 | 17 | 1 | 64 | 
   +----- Unionini **  
--+                
  |  +-- Anodontini **
  +--+             
     +-- Ambleminae
Tomilova et al., 2020 [Publ 4097], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 8 | 8 | 5 | 2 | 0 | 0 | 0 | 43 | 
   +-- Unionini **   
  |              
--+-- Cristariina **
  |              
  +-- Anodontina ** 
Pfeiffer et al., 2019 [Publ 3937], fig. 4-5 | iT | tT | bi | riS | oT | roT | roS | iD |  | 8 | 8 | 6 | 3 | 49 | 42 | 3 | 42 | 
   +-------------- Ambleminae   
--+                            
  |  +----------- Gonideinae   
  +--+                         
     |  +-------- Parreysiinae 
     +--+                      
        |  +----- Lanceolariini **
        +--+                   
           |  +-- Unionini **     
           +--+                
              +-- Anodontini **   
Soroka, 2010 [Publ 3404], fig. 5a | iT | tT | bi | riS | oT | roT | roS | iD |  | 8 | 8 | 6 | 2 | 0 | 0 | 0 | 46 | 
   +-- Unionini **  
--+             
  +-- Anodontini **
Bauer et al., 2021 [Publ 4365], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 8 | 8 | 5 | 1 | 0 | 0 | 0 | 48 | 
 Bespalaya et al., 2018 [Publ 3811], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 8 | 8 | 7 | 1 | 2 | 0 | 0 | 49 | 
 Klishko et al., 2018 [Publ 3945], fig. 8 | iT | tT | bi | riS | oT | roT | roS | iD |  | 8 | 8 | 5 | 1 | 0 | 0 | 0 | 44 | 
 Zhou et al., 2007 [Publ 2658], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 8 | 18 | 16 | 3 | 10 | 10 | 2 | 55 | 
   +----------------- Sinanodonta **  
  |                               
--+  +-------------- Cristaria **    
  |  |                            
  +--+           +-- Gonideinae   
     |  +--------+                
     |  |        +-- Ambleminae   
     +--+                         
        |  +-------- Aculamprotula **
        +--+                      
           |  +----- Acuticostini ** 
           +--+                   
              |  +-- Nodularia **    
              +--+                
                 +-- Cuneopsis **    
Soroka, 2010 [Publ 3404], fig. 5b | iT | tT | bi | riS | oT | roT | roS | iD |  | 8 | 8 | 5 | 2 | 0 | 0 | 0 | 45 | 
   +-------- Anodonta_anatina **
  |                         
--+  +----- Cristariina **     
  |  |                      
  +--+----- Unionini **        
     |                      
     |  +-- Anodonta_cygnea ** 
     +--+                   
        +-- Pseudanodonta **   
Araujo et al., 2009 [Publ 2589], fig. 7A | iT | tT | bi | riS | oT | roT | roS | iD |  | 8 | 8 | 4 | 2 | 3 | 2 | 2 | 50 | 
   +----------------- Ambleminae       
  |                                   
--+  +-------------- Gonideinae       
  |  |                                
  +--+  +----------- Nodularia **        
     |  |                             
     |  |        +-- Unio_gibbus **      
     +--+        |                    
        |  +-----+-- Unio_tumidus **     
        |  |     |                    
        |  |     +-- Anodontini **       
        +--+                          
           |  +----- Unio_pictorum__1 ** 
           |  |                       
           |  +----- Unio_pictorum__2 ** 
           +--+                       
              +----- Unio_mancus **      
              |                       
              |  +-- Unio_tumidiformis **
              +--+                    
                 +-- Unio_crassus **     
Froufe et al., 2019 [Publ 3936], fig. 3-M | iT | tT | bi | riS | oT | roT | roS | iD |  | 7 | 7 | 5 | 2 | 12 | 11 | 2 | 39 | 
   +-------- Ambleminae
--+                   
  |  +----- Gonideinae
  +--+                
     |  +-- Unionini **  
     +--+             
        +-- Anodontini **
Zieritz et al., 2012 [Publ 3673], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 7 | 8 | 4 | 2 | 1 | 0 | 0 | 45 | 
   +----- Anodontina **      
  |                      
--+  +-- Cristariina **     
  |  |                   
  +--+-- Margaritiferinae
     |                   
     +-- Unionini **        
Zieritz et al., 2021 [Publ 4231], fig. 3-M_4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 7 | 7 | 5 | 2 | 16 | 15 | 2 | 39 | 
   +-------- Ambleminae
--+                   
  |  +----- Gonideinae
  +--+                
     |  +-- Unionini **  
     +--+             
        +-- Anodontini **
Inoue et al., 2014 [Publ 3635], fig. 3B | iT | tT | bi | riS | oT | roT | roS | iD |  | 7 | 7 | 2 | 1 | 1 | 1 | 1 | 50 | 
   +-- Ambleminae
--+             
  +-- Anodontini **
Lopes-Lima et al., 2020 [Publ 4080], fig. 5 | iT | tT | bi | riS | oT | roT | roS | iD |  | 7 | 7 | 5 | 1 | 2 | 0 | 0 | 45 | 
 Froufe et al., 2017 [Publ 3802], fig. 7 | iT | tT | bi | riS | oT | roT | roS | iD |  | 7 | 7 | 5 | 2 | 3 | 2 | 1 | 41 | 
   +----- Gonideinae
--+                
  |  +-- Unionini **  
  +--+             
     +-- Anodontini **
Nagel et al., 1998 [Publ 1946], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 7 | 7 | 5 | 2 | 2 | 2 | 1 | 41 | 
   +-------- Gonideini   
--+                     
  |  +----- Lamprotulini
  +--+                  
     |  +-- Anodontini **  
     +--+               
        +-- Unionini **    
Froufe et al., 2019 [Publ 3936], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 7 | 7 | 5 | 2 | 12 | 11 | 2 | 39 | 
   +-------- Ambleminae
--+                   
  |  +----- Gonideinae
  +--+                
     |  +-- Unionini **  
     +--+             
        +-- Anodontini **
Soroka, 2010 [Publ 3404], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 7 | 7 | 5 | 2 | 0 | 0 | 0 | 45 | 
         +-- Anodonta_anatina **
  +-----+                   
  |     +-- Unionini **        
--+                         
  |  +----- Cristariina **     
  +--+                      
     |  +-- Anodonta_cygnea ** 
     +--+                   
        +-- Pseudanodonta **   
Feng et al., 2016 [Publ 3800], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 7 | 12 | 10 | 2 | 7 | 5 | 2 | 50 | 
            +-- Anodontina ** 
  +--------+              
  |        +-- Utterbackia **
  |                       
--+        +-- Gonideinae 
  |  +-----+              
  |  |     +-- Ambleminae 
  +--+                    
     |  +----- Unionini **   
     +--+                 
        |  +-- Pyganodon **  
        +--+              
           +-- Cristariina **
Soroka, 2010 [Publ 3404], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 7 | 7 | 4 | 2 | 0 | 0 | 0 | 44 | 
   +----- Cristariina **
--+                 
  |  +-- Unionini **   
  +--+              
     +-- Anodontina ** 
Lopes-Lima et al., 2021 [Publ 4217], fig. 6 | iT | tT | bi | riS | oT | roT | roS | iD |  | 7 | 7 | 5 | 1 | 0 | 0 | 0 | 47 | 
 Choi et al., 2020 [Publ 4169], fig. 5 | iT | tT | bi | riS | oT | roT | roS | iD |  | 7 | 7 | 5 | 1 | 3 | 3 | 1 | 49 | 
   +-- Parreysiinae
--+               
  +-- Unionini **    
Araujo et al., 2009 [Publ 2589], fig. 7C | iT | tT | bi | riS | oT | roT | roS | iD |  | 7 | 7 | 5 | 2 | 3 | 2 | 2 | 46 | 
   +-------- Gonideinae
--+                   
  |  +----- Ambleminae
  +--+                
     |  +-- Anodontini **
     +--+             
        +-- Unionini **  
Hoeh et al., 1995 [Publ 3391], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 7 | 7 | 4 | 1 | 0 | 0 | 0 | 47 | 
 Smith et al., 2023 [Publ 4291], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 7 | 7 | 5 | 1 | 0 | 0 | 0 | 52 | 
 Huang et al., 2013 [Publ 3629], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 7 | 7 | 5 | 2 | 9 | 8 | 2 | 39 | 
      +-- Unionini **  
  +--+             
  |  +-- Anodontini **
--+                
  |  +-- Ambleminae
  +--+             
     +-- Gonideinae
Wen et al., 2017 [Publ 3795], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 7 | 7 | 5 | 3 | 9 | 7 | 2 | 43 | 
   +-------------- Ambleminae   
--+                            
  |  +----------- Gonideinae   
  +--+                         
     |  +-------- Anodontini **   
     +--+                      
        |  +----- Aculamprotula **
        +--+                   
           |  +-- Lepidodesmini **
           +--+                
              +-- Unio **         
Riccardi et al., 2020 [Publ 4089], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 6 | 6 | 4 | 1 | 0 | 0 | 0 | 42 | 
 Källersjö et al., 2005 [Publ 2684], fig. 1A | iT | tT | bi | riS | oT | roT | roS | iD |  | 6 | 7 | 2 | 2 | 1 | 0 | 0 | 44 | 
   +-- Margaritiferinae
  |                   
--+-- Anodontini **      
  |                   
  +-- Unionini **        
Soroka, 2010 [Publ 3404], fig. 8b | iT | tT | bi | riS | oT | roT | roS | iD |  | 6 | 6 | 4 | 2 | 0 | 0 | 0 | 42 | 
   +----- Cristariina **
--+                 
  |  +-- Anodontina ** 
  +--+              
     +-- Unionini **   
Boyer et al., 2011 [Publ 2718], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 6 | 6 | 2 | 1 | 29 | 29 | 1 | 47 | 
   +-- Anodontini **
--+             
  +-- Ambleminae
Graf & Cummings, 2006 [Publ 1968], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 6 | 6 | 4 | 2 | 41 | 19 | 3 | 47 | 
   +-------- Pseudodontini
  |                      
  |  +----- Parreysiinae 
--+  |                   
  |  +----- Contradentini
  |  |                   
  +--+  +-- Unionini **     
     +--+                
     |  +-- Anodontini **   
     |                   
     |  +-- Gonideini    
     +--+                
        +-- Ambleminae   
Lopes-Lima et al., 2020 [Publ 4080], fig. 12 | iT | tT | bi | riS | oT | roT | roS | iD |  | 6 | 6 | 4 | 1 | 2 | 0 | 0 | 50 | 
 Hoeh et al., 2009 [Publ 2716], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 6 | 6 | 4 | 2 | 40 | 18 | 3 | 47 | 
   +----------- Pseudodontini
  |                         
--+  +-------- Contradentini
  |  |                      
  +--+     +-- Unionini **     
     |  +--+                
     |  |  +-- Anodontini **   
     +--+                   
        |  +-- Gonideini    
        +--+                
           +-- Ambleminae   
Lydeard et al., 1996 [Publ 2656], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 6 | 6 | 4 | 1 | 22 | 18 | 1 | 49.5 | 
   +-- Anodontini **
--+             
  +-- Ambleminae
Campbell et al., 2005 [Publ 2660], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 6 | 6 | 4 | 1 | 96 | 94 | 2 | 48 | 
   +-------- Chamberlainiini
  |                        
--+-------- Anodontini **     
  |                        
  |  +----- Ambleminae     
  +--+                     
     |  +-- Gonideini      
     +--+                  
        +-- Lamprotulini   
Soroka, 2010 [Publ 3404], fig. 3a-M | iT | tT | bi | riS | oT | roT | roS | iD |  | 6 | 6 | 4 | 2 | 0 | 0 | 0 | 46 | 
   +----- Anodontina ** 
--+                 
  |  +-- Cristariina **
  +--+              
     +-- Unionini **   
Källersjö et al., 2005 [Publ 2684], fig. 1B-F | iT | tT | bi | riS | oT | roT | roS | iD |  | 6 | 7 | 4 | 2 | 1 | 0 | 0 | 45 | 
   +-- Margaritiferinae
  |                   
--+-- Anodontini **      
  |                   
  +-- Unionini **        
Burzynski et al., 2017 [Publ 3774], fig. 1-bottom | iT | tT | bi | riS | oT | roT | roS | iD |  | 6 | 6 | 4 | 2 | 7 | 7 | 2 | 40 | 
      +-- Unionini **  
  +--+             
  |  +-- Anodontini **
--+                
  |  +-- Ambleminae
  +--+             
     +-- Gonideinae
Kano et al., 2019 [Publ 4194], fig. 6 | iT | tT | bi | riS | oT | roT | roS | iD |  | 6 | 9 | 7 | 3 | 4 | 3 | 1 | 51 | 
   +-------- Anodontini **   
--+                      
  |  +----- Gonideinae   
  +--+                   
     |  +-- Lanceolariini **
     +--+                
        +-- Unionini **     
Klishko et al., 2017 [Publ 3946], fig. 8 | iT | tT | bi | riS | oT | roT | roS | iD |  | 6 | 6 | 4 | 1 | 0 | 0 | 0 | 44 | 
 Zhou et al., 2017 [Publ 3788], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 6 | 16 | 14 | 3 | 10 | 10 | 2 | 53 | 
   +-------- Anodontini **   
  |                      
--+     +-- Lanceolariini **
  |  +--+                
  |  |  +-- Unionini **     
  +--+                   
     |  +-- Ambleminae   
     +--+                
        +-- Gonideinae   
Hewitt et al., 2018 [Publ 3758], fig. 5 | iT | tT | bi | riS | oT | roT | roS | iD |  | 6 | 6 | 3 | 1 | 3 | 2 | 1 | 48 | 
   +-- Ambleminae
--+             
  +-- Anodontini **
Hoeh et al., 2009 [Publ 2716], fig. 5 | iT | tT | bi | riS | oT | roT | roS | iD |  | 6 | 6 | 4 | 2 | 40 | 18 | 3 | 47 | 
   +----------- Pseudodontini
  |                         
--+  +-------- Contradentini
  |  |                      
  +--+     +-- Unionini **     
     |  +--+                
     |  |  +-- Anodontini **   
     +--+                   
        |  +-- Gonideini    
        +--+                
           +-- Ambleminae   
Dai et al., 2024 [Publ 4358], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 6 | 6 | 4 | 1 | 0 | 0 | 0 | 47 | 
 Lydeard et al., 1996 [Publ 2656], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 6 | 6 | 4 | 1 | 21 | 18 | 1 | 49 | 
   +-- Anodontini **
--+             
  +-- Ambleminae
Soroka, 2010 [Publ 3404], fig. 8a | iT | tT | bi | riS | oT | roT | roS | iD |  | 6 | 6 | 4 | 2 | 0 | 0 | 0 | 40 | 
   +-- Unionini **  
--+             
  +-- Anodontini **
Rosenberg et al., 1997 [Publ 2720], fig. 2B | iT | tT | bi | riS | oT | roT | roS | iD |  | 6 | 18 | 1 | 2 | 16 | 12 | 2 | 58.5 | 
   +----- Anodontina **         
  |                         
  |  +-- Gonideinae         
  |  |                      
  |  +-- Pyganodon_grandis **  
  |  |                      
  |  +-- Utterbackia **        
  |  |                      
  |  +-- Pyganodon_cataracta **
--+  |                      
  |  +-- Lampsilis_straminea
  |  |                      
  |  +-- Lampsilis_teres    
  |  |                      
  |  +-- Megalonaias        
  |  |                      
  |  +-- Obliquaria         
  |  |                      
  +--+-- Theliderma         
     |                      
     +-- Quadrula           
     |                      
     +-- Uniomerus          
     |                      
     +-- Amblema            
     |                      
     +-- Elliptio           
     |                      
     +-- Fusconaia          
     |                      
     +-- Plectomerus        
     |                      
     +-- Aculamprotula **      
     |                      
     +-- Unio **               
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 | 43 | 
 Burzynski et al., 2017 [Publ 3774], fig. 1-top | iT | tT | bi | riS | oT | roT | roS | iD |  | 6 | 6 | 4 | 2 | 7 | 7 | 2 | 40 | 
      +-- Unionini **  
  +--+             
  |  +-- Anodontini **
--+                
  |  +-- Ambleminae
  +--+             
     +-- Gonideinae
Lopes-Lima et al., 2020 [Publ 4080], fig. 7 | iT | tT | bi | riS | oT | roT | roS | iD |  | 6 | 6 | 4 | 1 | 2 | 0 | 0 | 46 | 
 Campbell et al., 2005 [Publ 2660], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 6 | 6 | 3 | 1 | 96 | 94 | 2 | 48 | 
         +-- Chamberlainiini
  +-----+                  
  |     +-- Anodontini **     
--+                        
  |  +----- Ambleminae     
  +--+                     
     |  +-- Gonideini      
     +--+                  
        +-- Lamprotulini   
Soroka, 2010 [Publ 3404], fig. 3b-M | iT | tT | bi | riS | oT | roT | roS | iD |  | 6 | 6 | 4 | 2 | 0 | 0 | 0 | 44 | 
   +----- Anodontina ** 
--+                 
  |  +-- Cristariina **
  +--+              
     +-- Unionini **   
King et al., 1999 [Publ 2699], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 6 | 6 | 3 | 1 | 0 | 0 | 0 | 48 | 
 Bolotov et al., 2016 [Publ 3732], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 6 | 6 | 5 | 1 | 2 | 0 | 0 | 49 | 
 Bogan et al., 2023 [Publ 4295], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 6 | 6 | 4 | 1 | 1 | 0 | 0 | 49 | 
 Choi et al., 2020 [Publ 4169], fig. 3a | iT | tT | bi | riS | oT | roT | roS | iD |  | 6 | 6 | 5 | 1 | 0 | 0 | 0 | 47 | 
 Hoeh et al., 2009 [Publ 2716], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 6 | 6 | 4 | 2 | 41 | 19 | 3 | 47 | 
            +-- Unionini **     
  +--------+                
  |        +-- Anodontini **   
--+                         
  |  +-------- Contradentini
  +--+                      
     |  +----- Ambleminae   
     +--+                   
        |  +-- Gonideini    
        +--+                
           +-- Pseudodontini
Mabuchi et al., 2021 [Publ 4233], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 5 | 5 | 3 | 1 | 0 | 0 | 0 | 45 | 
 Hoeh et al., 2002 [Publ 2653], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 5 | 5 | 3 | 2 | 26 | 13 | 3 | 45 | 
   +----------- Ambleminae   
--+                         
  |  +-------- Gonideinae   
  +--+                      
     |  +----- Unio_pictorum **
     +--+                   
        |  +-- Unio_tumidus ** 
        +--+                
           +-- Anodontini **   
Nagel et al., 1998 [Publ 1946], fig. 7 | iT | tT | bi | riS | oT | roT | roS | iD |  | 5 | 5 | 4 | 1 | 0 | 0 | 0 | 47 | 
 Dyduch-Falniowska & Koziol, 1989 [Publ 3814], fig. 5_7 | iT | tT | bi | riS | oT | roT | roS | iD |  | 5 | 5 | 3 | 2 | 0 | 0 | 0 | 43 | 
   +-- Anodontini **
--+             
  +-- Unionini **  
Roe & Hoeh, 2003 [Publ 2655], fig. 4f3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 5 | 5 | 3 | 2 | 26 | 13 | 3 | 43 | 
   +-------- Parreysiinae
  |                     
--+     +-- Unionini **    
  |  +--+               
  |  |  +-- Anodontini **  
  +--+                  
     |  +-- Gonideinae  
     +--+               
        +-- Ambleminae  
Bogan et al., 2023 [Publ 4295], fig. 5 | iT | tT | bi | riS | oT | roT | roS | iD |  | 5 | 5 | 3 | 1 | 1 | 0 | 0 | 49 | 
 Prie et al., 2012 [Publ 3487], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 5 | 5 | 3 | 1 | 1 | 0 | 0 | 45 | 
 Nagel et al., 1996 [Publ 3400], fig. 351 | iT | tT | bi | riS | oT | roT | roS | iD |  | 5 | 5 | 4 | 1 | 0 | 0 | 0 | 47 | 
 Wu et al., 2020 [Publ 4121], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 5 | 5 | 3 | 1 | 29 | 6 | 3 | 43 | 
      +-- Ambleminae  
  +--+               
  |  +-- Parreysiinae
--+                  
  |  +-- Gonideinae  
  +--+               
     +-- Unionini **    
Bogatov et al., 2018 [Publ 3859], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 5 | 5 | 3 | 2 | 1 | 0 | 0 | 45 | 
   +-------- Unio_crassus ** 
--+                      
  |  +----- Unio_pictorum **
  +--+                   
     |  +-- Unio_tumidus ** 
     +--+                
        +-- Anodontini **   
Bogan & Hoeh, 2000 [Publ 2650], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 5 | 19 | 12 | 2 | 29 | 13 | 3 | 57 | 
   +-------- Anodontini **      
  |                         
--+  +----- Gonideinae      
  |  |                      
  +--+----- Unionini **        
     |                      
     |  +-- Margaritiferinae
     +--+                   
        +-- Ambleminae      
Soroka & Burzynski, 2018 [Publ 3762], fig. 3-M | iT | tT | bi | riS | oT | roT | roS | iD |  | 5 | 5 | 3 | 2 | 2 | 2 | 1 | 41 | 
   +----- Ambleminae
--+                
  |  +-- Unionini **  
  +--+             
     +-- Anodontini **
Hoeh et al., 2001 [Publ 2652], fig. 14f2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 5 | 15 | 10 | 2 | 26 | 13 | 3 | 53 | 
   +-------------------- Amblemini              
  |                                            
  +-------------------- Parreysiinae           
  |                                            
  +-------------------- Eurynia                
  |                                            
  +-------------------- Fusconaia              
  |                                            
  +-------------------- Gonideinae             
  |                                            
  +-------------------- Pleurobema             
  |                                            
  +-------------------- Quadrulini             
--+                                            
  |        +----------- Ortmanniana            
  +--------+                                   
  |        |  +-------- Glebula                
  |        +--+                                
  |           |  +----- Potamilus              
  |           +--+                             
  |              |  +-- Ligumia                
  |              +--+                          
  |                 +-- Toxolasma              
  |                                            
  |  +----------------- Cyrtonaias             
  |  |                                         
  +--+  +-------------- Unionini **               
     |  |                                      
     |  |  +----------- Anodontini **             
     +--+  |                                   
        |  |     +----- Iridininae             
        |  |     |                             
        +--+  +--+  +-- Anodontites_guanarensis
           |  |  |  |                          
           |  |  +--+-- Anodontites_trigona    
           |  |     |                          
           +--+     +-- Monocondylaeinae       
              |                                
              |  +----- Rhipidodontini         
              |  |                             
              |  +----- Echyridella            
              +--+                             
                 +----- Lortiella              
                 |                             
                 |  +-- Castaliini             
                 +--+                          
                    +-- Velesunio              
Cyr et al., 2007 [Publ 2745], fig. 2C | iT | tT | bi | riS | oT | roT | roS | iD |  | 5 | 5 | 4 | 1 | 0 | 0 | 0 | 47 | 
 Lopes-Lima et al., 2020 [Publ 4080], fig. 8 | iT | tT | bi | riS | oT | roT | roS | iD |  | 5 | 5 | 3 | 1 | 2 | 0 | 0 | 45 | 
 Chase et al., 2018 [Publ 3861], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 5 | 5 | 3 | 2 | 6 | 4 | 2 | 41 | 
   +-------- Ambleminae
--+                   
  |  +----- Gonideinae
  +--+                
     |  +-- Unionini **  
     +--+             
        +-- Anodontini **
Amaro et al., 2017 [Publ 3791], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 5 | 5 | 3 | 1 | 11 | 8 | 2 | 43 | 
   +-------- Anodontini **  
  |                     
--+     +-- Pleurobemini
  |  +--+               
  |  |  +-- Gonideinae  
  +--+                  
     |  +-- Lampsilini  
     +--+               
        +-- Quadrulini  
Cyr et al., 2007 [Publ 2745], fig. 2B | iT | tT | bi | riS | oT | roT | roS | iD |  | 5 | 5 | 4 | 1 | 0 | 0 | 0 | 47 | 
 Bashê, 2022 [Publ 4265], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 5 | 5 | 4 | 1 | 1 | 0 | 0 | 48 | 
 Hoeh et al., 2001 [Publ 2652], fig. 14f4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 5 | 5 | 2 | 2 | 26 | 13 | 3 | 44 | 
   +-------- Gonideinae   
  |                      
--+  +----- Ambleminae   
  |  |                   
  +--+  +-- Unio_pictorum **
     |  |                
     +--+-- Unio_tumidus ** 
        |                
        +-- Anodontini **   
Rosenberg et al., 1997 [Publ 2720], fig. 2A | iT | tT | bi | riS | oT | roT | roS | iD |  | 5 | 18 | 1 | 2 | 17 | 13 | 2 | 59 | 
   +----- Anodontina **         
  |                         
  |  +-- Gonideinae         
  |  |                      
  |  +-- Pyganodon_grandis **  
  |  |                      
  |  +-- Utterbackia **        
  |  |                      
  |  +-- Pyganodon_cataracta **
--+  |                      
  |  +-- Lampsilis_straminea
  |  |                      
  |  +-- Lampsilis_teres    
  |  |                      
  |  +-- Megalonaias        
  |  |                      
  |  +-- Obliquaria         
  |  |                      
  +--+-- Theliderma         
     |                      
     +-- Quadrula           
     |                      
     +-- Uniomerus          
     |                      
     +-- Amblema            
     |                      
     +-- Elliptio           
     |                      
     +-- Fusconaia          
     |                      
     +-- Plectomerus        
     |                      
     +-- Pleurobema         
     |                      
     +-- Unionini **           
Soroka & Burzynski, 2018 [Publ 3762], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 5 | 5 | 3 | 2 | 2 | 2 | 1 | 41 | 
   +----- Ambleminae
--+                
  |  +-- Unionini **  
  +--+             
     +-- Anodontini **
Bogatov et al., 2018 [Publ 3859], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 5 | 5 | 3 | 2 | 1 | 0 | 0 | 45 | 
   +-------- Unio_tumidus ** 
--+                      
  |  +----- Anodontini **   
  +--+                   
     |  +-- Unio_crassus ** 
     +--+                
        +-- Unio_pictorum **
Wu et al., 2020 [Publ 4147], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 5 | 5 | 3 | 1 | 9 | 6 | 2 | 43 | 
   +----- Ambleminae
--+                
  |  +-- Gonideinae
  +--+             
     +-- Unionini **  
Chase et al., 2018 [Publ 3861], fig. 1-M | iT | tT | bi | riS | oT | roT | roS | iD |  | 5 | 5 | 3 | 2 | 6 | 4 | 2 | 41 | 
      +-- Gonideinae
  +--+             
  |  +-- Ambleminae
--+                
  |  +-- Unionini **  
  +--+             
     +-- Anodontini **
Soroka, 2010 [Publ 3404], fig. 9a | iT | tT | bi | riS | oT | roT | roS | iD |  | 5 | 5 | 3 | 1 | 0 | 0 | 0 | 48 | 
 Roe & Hoeh, 2003 [Publ 2655], fig. 4f2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 5 | 5 | 3 | 2 | 26 | 13 | 3 | 43 | 
   +----------------------------- Gonideinae  
  |                                          
--+  +-------------------------- Parreysiinae
  |  |                                       
  +--+  +----------------------- Fusconaia   
     |  |                                    
     |  +----------------------- Amblemini   
     +--+                                    
        |  +-------------------- Quadrulini  
        |  |                                 
        +--+  +----------------- Pleurobema  
           |  |                              
           |  |  +-------------- Eurynia     
           +--+  |                           
              |  |        +----- Cyrtonaias  
              |  +--------+                  
              +--+        |  +-- Unionini **    
                 |        +--+               
                 |           +-- Anodontini **  
                 |                           
                 |  +----------- Ortmanniana 
                 +--+                        
                    |  +-------- Glebula     
                    +--+                     
                       |  +----- Potamilus   
                       +--+                  
                          |  +-- Ligumia     
                          +--+               
                             +-- Toxolasma   
Soroka, 2010 [Publ 3404], fig. 2-M | iT | tT | bi | riS | oT | roT | roS | iD |  | 5 | 5 | 3 | 2 | 0 | 0 | 0 | 45 | 
   +----- Cristariina **
--+                 
  |  +-- Anodontina ** 
  +--+              
     +-- Unionini **   
Wu et al., 2020 [Publ 4121], fig. S1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 5 | 5 | 3 | 1 | 29 | 6 | 3 | 43 | 
      +-- Ambleminae  
  +--+               
  |  +-- Parreysiinae
--+                  
  |  +-- Gonideinae  
  +--+               
     +-- Unionini **    
Sayenko et al., 2017 [Publ 3760], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 4 | 4 | 2 | 1 | 0 | 0 | 0 | 47 | 
 Sonowal et al., 2021 [Publ 4221], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 4 | 5 | 3 | 2 | 12 | 6 | 3 | 47 | 
   +-------------------------- Lamellidens_mainwaringi
--+                                                  
  |  +----------------------- Lamprotula             
  +--+                                               
     |  +-------------------- Potomida               
     +--+                                            
        |  +----------------- Lampsilini             
        +--+                                         
           |  +-------------- Pleurobemini           
           +--+                                      
              |  +----------- Aculamprotula **          
              +--+                                   
                 |  +-------- Unio_pictorum **          
                 +--+                                
                    |  +----- Anodontini **             
                    +--+                             
                       |  +-- Unio_ravoisieri **        
                       +--+                          
                          +-- Lamellidens_corrianus  
Wu et al., 2024 [Publ 4388], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 4 | 4 | 3 | 1 | 5 | 5 | 1 | 48 | 
   +-- Unionini **  
--+             
  +-- Gonideinae
Sonowal et al., 2021 [Publ 4221], fig. 3a | iT | tT | bi | riS | oT | roT | roS | iD |  | 4 | 4 | 0 | 2 | 11 | 5 | 3 | 45 | 
   +----- Pleurobemini   
  |                     
  +----- Lampsilini     
--+                     
  |  +-- Anodontini **     
  |  |                  
  |  +-- Unio_ravoisieri **
  +--+                  
     +-- Unio_pictorum **  
     |                  
     +-- Aculamprotula **  
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 | 
 Fonseca et al., 2016 [Publ 3775], fig. 1-M | iT | tT | bi | riS | oT | roT | roS | iD |  | 4 | 4 | 2 | 2 | 5 | 5 | 2 | 42 | 
   +-------- Ambleminae
--+                   
  |  +----- Gonideinae
  +--+                
     |  +-- Unionini **  
     +--+             
        +-- Anodontini **
Amaro et al., 2017 [Publ 3791], fig. 3B | iT | tT | bi | riS | oT | roT | roS | iD |  | 4 | 4 | 2 | 1 | 8 | 5 | 2 | 42 | 
   +-------- Anodontini **
--+                   
  |  +----- Lampsilini
  +--+                
     |  +-- Quadrulini
     +--+             
        +-- Gonideinae
Lopes-Lima et al., 2017 [Publ 3792], fig. 2-M | iT | tT | bi | riS | oT | roT | roS | iD |  | 4 | 4 | 2 | 2 | 6 | 5 | 2 | 42 | 
   +-------- Ambleminae
--+                   
  |  +----- Gonideinae
  +--+                
     |  +-- Unionini **  
     +--+             
        +-- Anodontini **
Froufe et al., 2017 [Publ 3802], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 4 | 4 | 2 | 1 | 0 | 0 | 0 | 42 | 
 Graf, 2002 [Publ 2651], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 4 | 4 | 2 | 2 | 14 | 8 | 2 | 45 | 
   +----------- Pseudodontini
  |                         
--+  +-------- Contradentini
  |  |                      
  +--+     +-- Unionini **     
     |  +--+                
     |  |  +-- Anodontini **   
     +--+                   
        |  +-- Gonideini    
        +--+                
           +-- Ambleminae   
Soroka, 2010 [Publ 3404], fig. 9c | iT | tT | bi | riS | oT | roT | roS | iD |  | 4 | 4 | 3 | 1 | 0 | 0 | 0 | 49 | 
 Whelan et al., 2011 [Publ 3380], fig. 1-MP | iT | tT | bi | riS | oT | roT | roS | iD |  | 4 | 4 | 2 | 2 | 32 | 20 | 3 | 46 | 
   +----------------- Parreysiinae 
  |                               
--+  +-------------- Contradentini
  |  |                            
  +--+  +----------- Pseudodontini
     |  |                         
     +--+        +-- Anodontini **   
        |  +-----+                
        |  |     +-- Unionini **     
        +--+                      
           |  +----- Gonideini    
           +--+                   
              |  +-- Lamprotulini 
              +--+                
                 +-- Ambleminae   
Rosenberg et al., 1994 [Publ 2719], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 4 | 15 | 2 | 2 | 15 | 12 | 2 | 55 | 
   +-------- Gonideinae         
  |                            
  |     +-- Elliptio           
  |     |                      
  |     +-- Fusconaia          
  |     |                      
--+  +--+-- Amblemini          
  |  |  |                      
  |  |  +-- Pleurobema         
  |  |  |                      
  |  |  +-- Unionini **           
  |  |                         
  |  |  +-- Pyganodon_cataracta **
  +--+  |                      
     |  +-- Pyganodon_grandis **  
     |  |                      
     |  +-- Utterbackia **        
     |  |                      
     |  +-- Lampsilis_teres    
     |  |                      
     |  +-- Lampsilis_straminea
     +--+                      
        +-- Megalonaias        
        |                      
        +-- Obliquaria         
        |                      
        +-- Theliderma         
        |                      
        +-- Quadrula           
        |                      
        +-- Uniomerus          
Amaro et al., 2017 [Publ 3791], fig. 3A | iT | tT | bi | riS | oT | roT | roS | iD |  | 4 | 4 | 2 | 1 | 8 | 5 | 2 | 42 | 
   +----- Anodontini **
--+                
  |  +-- Gonideinae
  +--+             
     +-- Ambleminae
Sonowal et al., 2021 [Publ 4221], fig. 3b | iT | tT | bi | riS | oT | roT | roS | iD |  | 4 | 9 | 0 | 2 | 11 | 5 | 3 | 50 | 
   +-- Aculamprotula **  
  |                  
  +-- Lamprotula     
  |                  
  +-- Lampsilini     
  |                  
  +-- Potomida       
  |                  
--+-- Unio_pictorum **  
  |                  
  +-- Anodontini **     
  |                  
  +-- Unio_ravoisieri **
  |                  
  +-- Parreysiinae   
  |                  
  +-- Pleurobemini   
Burzynski & Soroka, 2018 [Publ 3862], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 4 | 4 | 2 | 1 | 0 | 0 | 0 | 42 | 
 Klishko et al., 2014 [Publ 3666], fig. 8 | iT | tT | bi | riS | oT | roT | roS | iD |  | 4 | 4 | 2 | 1 | 0 | 0 | 0 | 45 | 
 Mezhzherin et al., 2014 [Publ 3705], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 4 | 4 | 2 | 1 | 0 | 0 | 0 | 44 | 
 Lopes-Lima et al., 2021 [Publ 4217], fig. 11 | iT | tT | bi | riS | oT | roT | roS | iD |  | 4 | 4 | 2 | 1 | 0 | 0 | 0 | 44 | 
 Whelan et al., 2011 [Publ 3380], fig. 1-ML | iT | tT | bi | riS | oT | roT | roS | iD |  | 4 | 4 | 2 | 2 | 32 | 20 | 3 | 46 | 
   +-------------- Parreysiinae 
  |                            
  |           +-- Pseudodontini
--+  +--------+                
  |  |        +-- Contradentini
  |  |                         
  +--+        +-- Anodontini **   
     |  +-----+                
     |  |     +-- Unionini **     
     +--+                      
        |  +----- Gonideini    
        +--+                   
           |  +-- Lamprotulini 
           +--+                
              +-- Ambleminae   
Wu et al., 2021 [Publ 4215], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 4 | 4 | 2 | 2 | 20 | 20 | 2 | 47 | 
   +-------- Parreysiinae
--+                     
  |  +----- Gonideinae  
  +--+                  
     |  +-- Acuticostini **
     +--+               
        +-- Unionini **    
Soroka, 2005 [Publ 2726], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 4 | 4 | 2 | 1 | 1 | 1 | 1 | 44 | 
   +-- Gonideinae
--+             
  +-- Unionini **  
Lopes-Lima et al., 2020 [Publ 4080], fig. 9 | iT | tT | bi | riS | oT | roT | roS | iD |  | 4 | 4 | 2 | 1 | 2 | 0 | 0 | 47 | 
 Cyr et al., 2007 [Publ 2745], fig. 2D | iT | tT | bi | riS | oT | roT | roS | iD |  | 4 | 4 | 2 | 1 | 0 | 0 | 0 | 48 | 
 Klishko et al., 2016 [Publ 3733], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 4 | 4 | 2 | 1 | 0 | 0 | 0 | 45 | 
 Nagel et al., 1998 [Publ 1946], fig. 8 | iT | tT | bi | riS | oT | roT | roS | iD |  | 4 | 4 | 1 | 1 | 0 | 0 | 0 | 44 | 
 Cyr et al., 2007 [Publ 2745], fig. 2A | iT | tT | bi | riS | oT | roT | roS | iD |  | 4 | 4 | 2 | 1 | 1 | 1 | 1 | 48 | 
   +-- Ambleminae
--+             
  +-- Anodontini **
Amaro et al., 2017 [Publ 3791], fig. 2-M | iT | tT | bi | riS | oT | roT | roS | iD |  | 4 | 4 | 1 | 1 | 6 | 6 | 2 | 46 | 
   +----- Ambleminae
--+                
  |  +-- Gonideinae
  +--+             
     +-- Anodontini **
Araujo et al., 2017 [Publ 3801], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 4 | 4 | 2 | 2 | 10 | 9 | 3 | 46 | 
   +-------------- Parreysiinae 
  |                            
--+  +----------- Ambleminae   
  |  |                         
  +--+  +-------- Gonideinae   
     |  |                      
     +--+     +-- Schistodesmus **
        |  +--+                
        |  |  +-- Aculamprotula **
        +--+                   
           |  +-- Anodontini **   
           +--+                
              +-- Unio **         
Chase et al., 2018 [Publ 3847], fig. 5 | iT | tT | bi | riS | oT | roT | roS | iD |  | 4 | 4 | 2 | 2 | 6 | 4 | 2 | 42 | 
   +-------- Gonideinae
--+                   
  |  +----- Ambleminae
  +--+                
     |  +-- Anodontini **
     +--+             
        +-- Unionini **  
Mezhzherin et al., 2014 [Publ 3705], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 4 | 4 | 2 | 1 | 0 | 0 | 0 | 42 | 
 Smith, 2021 [Publ 4331], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 3 | 3 | 1 | 1 | 17 | 13 | 3 | 43 | 
   +-------- Ambleminae  
--+                     
  |  +----- Gonideinae  
  +--+                  
     |  +-- Parreysiinae
     +--+               
        +-- Anodontini **  
Soroka, 2010 [Publ 3404], fig. 8a-M | iT | tT | bi | riS | oT | roT | roS | iD |  | 3 | 3 | 1 | 2 | 0 | 0 | 0 | 43 | 
   +-- Anodontini **
--+             
  +-- Unionini **  
Soroka, 2010 [Publ 3404], fig. 8b-M | iT | tT | bi | riS | oT | roT | roS | iD |  | 3 | 3 | 1 | 2 | 0 | 0 | 0 | 43 | 
   +-- Anodontini **
--+             
  +-- Unionini **  
Soroka, 2008 [Publ 3695], fig. 1-M | iT | tT | bi | riS | oT | roT | roS | iD |  | 3 | 3 | 1 | 1 | 1 | 1 | 1 | 43 | 
   +-- Ambleminae
--+             
  +-- Anodontini **
Dai et al., 2025 [Publ 4441], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 3 | 3 | 1 | 1 | 45 | 43 | 1 | 43 | 
   +-- Anodontini **
--+             
  +-- Gonideinae
Nagel et al., 1998 [Publ 1946], fig. 9 | iT | tT | bi | riS | oT | roT | roS | iD |  | 3 | 3 | 1 | 2 | 3 | 2 | 1 | 44.5 | 
   +-------- Lamprotulini
--+                     
  |  +----- Gonideini   
  +--+                  
     |  +-- Unionini **    
     +--+               
        +-- Anodontini **  
Wen et al., 2017 [Publ 3795], fig. 3-M | iT | tT | bi | riS | oT | roT | roS | iD |  | 3 | 3 | 1 | 1 | 3 | 3 | 1 | 43 | 
   +-- Anodontini **
--+             
  +-- Ambleminae
Lopes-Lima et al., 2016 [Publ 3757], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 3 | 3 | 1 | 1 | 0 | 0 | 0 | 43 | 
 Froufe et al., 2015 [Publ 3664], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 3 | 3 | 1 | 1 | 9 | 9 | 2 | 43 | 
         +-- Gonideini      
  +-----+                  
  |     +-- Lamprotulini   
--+                        
  |  +----- Chamberlainiini
  +--+                     
     |  +-- Ambleminae     
     +--+                  
        +-- Anodontini **     
Gustafson & Iwamoto, 2005 [Publ 2741], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 3 | 3 | 1 | 1 | 2 | 1 | 1 | 46 | 
   +-- Gonideinae
--+             
  +-- Anodontini **
Froufe et al., 2014 [Publ 3592], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 3 | 3 | 1 | 1 | 0 | 0 | 0 | 45 | 
 Kilikowska et al., 2020 [Publ 4335], fig. 4a | iT | tT | bi | riS | oT | roT | roS | iD |  | 3 | 3 | 1 | 1 | 0 | 0 | 0 | 45 | 
 Bolotov et al., 2016 [Publ 3743], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 3 | 3 | 1 | 2 | 27 | 1 | 1 | 45 | 
   +----- Ambleminae
--+                
  |  +-- Anodontini **
  +--+             
     +-- Unionini **  
Krebs et al., 2019 [Publ 4092], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 3 | 3 | 1 | 1 | 0 | 0 | 0 | 47 | 
 Bolotov et al., 2016 [Publ 3743], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 3 | 3 | 1 | 2 | 27 | 1 | 1 | 45 | 
   +----- Ambleminae
--+                
  |  +-- Anodontini **
  +--+             
     +-- Unionini **  
Moyer & Díaz-Ferguson, 2012 [Publ 3375], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 3 | 3 | 1 | 1 | 3 | 3 | 1 | 47 | 
   +-- Anodontini **
--+             
  +-- Ambleminae
Walker et al., 2006 [Publ 2666], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 3 | 3 | 1 | 1 | 12 | 9 | 2 | 45.5 | 
   +----------- Pseudodontini
--+                         
  |  +-------- Gonidea      
  +--+                      
     |  +----- Inversidens  
     +--+                   
        |  +-- Anodontini **   
        +--+                
           +-- Ambleminae   
Froufe et al., 2015 [Publ 3664], fig. 1-M | iT | tT | bi | riS | oT | roT | roS | iD |  | 3 | 3 | 1 | 1 | 5 | 5 | 2 | 43 | 
   +----- Anodontini **
--+                
  |  +-- Ambleminae
  +--+             
     +-- Gonideinae
Dai et al., 2024 [Publ 4389], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 3 | 3 | 1 | 1 | 44 | 42 | 1 | 43 | 
   +-- Anodontini **
--+             
  +-- Gonideinae
Pfeiffer & Graf, 2015 [Publ 3620], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 3 | 3 | 1 | 2 | 37 | 27 | 3 | 45 | 
   +-------- Parreysiinae
  |                     
--+     +-- Unionini **    
  |  +--+               
  |  |  +-- Anodontini **  
  +--+                  
     |  +-- Ambleminae  
     +--+               
        +-- Gonideinae  
Soroka, 2008 [Publ 3695], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 3 | 3 | 1 | 1 | 1 | 1 | 1 | 43 | 
   +-- Ambleminae
--+             
  +-- Anodontini **
Hinzmann et al., 2013 [Publ 3541], fig. 5 | iT | tT | bi | riS | oT | roT | roS | iD |  | 3 | 3 | 1 | 1 | 0 | 0 | 0 | 43 | 
 Walker et al., 2006 [Publ 2666], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 3 | 3 | 1 | 1 | 12 | 9 | 2 | 45.5 | 
 Walker et al., 2006 [Publ 2666], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 3 | 3 | 1 | 1 | 12 | 9 | 2 | 45.5 | 
   +----------- Pseudodontini
--+                         
  |  +-------- Gonidea      
  +--+                      
     |  +----- Inversidens  
     +--+                   
        |  +-- Anodontini **   
        +--+                
           +-- Ambleminae   
Zieritz et al., 2024 [Publ 4381], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 2 | 2 | 0 | 2 | 44 | 42 | 3 | -- | 
   +----------------- Ambleminae     
  |                                 
  |        +-------- Parreysiinae   
  |        |                        
  |  +-----+     +-- Anodontini **     
--+  |     |  +--+                  
  |  |     |  |  +-- Unionini **       
  |  |     +--+                     
  |  |        |  +-- Chamberlainiini
  |  |        +--+                  
  +--+           +-- Discomya       
     |                              
     |        +----- Ctenodesmini   
     |  +-----+                     
     |  |     |  +-- Rectidentini   
     |  |     +--+                  
     |  |        +-- Contradentini  
     +--+                           
        |        +-- Schepmaniini   
        |  +-----+                  
        |  |     +-- Pseudodontini  
        +--+                        
           |  +----- Caudiculatus   
           +--+                     
              |  +-- Potomida       
              +--+                  
                 +-- Gonideini      
Krebs, 2004 [Publ 2692], fig. 2-M | iT | tT | bi | riS | oT | roT | roS | iD |  | 2 | 2 | 0 | 1 | 2 | 2 | 1 | -- | 
   +-- Anodontini **
--+             
  +-- Ambleminae
Guerra et al., 2017 [Publ 3772], fig. 2b-M | iT | tT | bi | riS | oT | roT | roS | iD |  | 2 | 2 | 0 | 1 | 6 | 4 | 2 | -- | 
   +-- Gonideinae
  |             
--+-- Anodontini **
  |             
  +-- Ambleminae
Mock et al., 2004 [Publ 2686], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 2 | 2 | 0 | 1 | 0 | 0 | 0 | -- | 
 Chen et al., 2012 [Publ 3624], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 2 | 2 | 0 | 1 | 5 | 5 | 2 | -- | 
   +----- Ambleminae
--+                
  |  +-- Anodontini **
  +--+             
     +-- Gonideinae
Huff et al., 2004 [Publ 2697], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 2 | 2 | 0 | 2 | 9 | 1 | 1 | -- | 
   +----- Ambleminae
--+                
  |  +-- Unionini **  
  +--+             
     +-- Anodontini **
Hoeh et al., 1996 [Publ 2694], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 2 | 2 | 0 | 1 | 2 | 1 | 1 | -- | 
      +-- None__1   
  +--+             
  |  +-- None__2   
--+                
  |  +-- Ambleminae
  +--+             
     +-- Anodontini **
Xia et al., 2016 [Publ 3712], fig. 7B | iT | tT | bi | riS | oT | roT | roS | iD |  | 2 | 3 | 0 | 1 | 1 | 1 | 1 | 45 | 
   +----- Sinanodonta **
--+                 
  |  +-- Cristaria **  
  +--+              
     +-- Gonideinae 
Hoeh et al., 2002 [Publ 2673], fig. 1-M | iT | tT | bi | riS | oT | roT | roS | iD |  | 2 | 2 | 0 | 1 | 7 | 6 | 1 | -- | 
   +-- Anodontini **
--+             
  +-- Ambleminae
Huff et al., 2004 [Publ 2697], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 2 | 2 | 0 | 2 | 10 | 1 | 1 | -- | 
   +----- Ambleminae
--+                
  |  +-- Unionini **  
  +--+             
     +-- Anodontini **
Marshall et al., 2014 [Publ 3593], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 2 | 2 | 0 | 2 | 12 | 1 | 1 | -- | 
   +-- Anodontini **
--+             
  +-- Unionini **  
Hoeh et al., 2002 [Publ 2673], fig. 1-F | iT | tT | bi | riS | oT | roT | roS | iD |  | 2 | 2 | 0 | 1 | 7 | 6 | 1 | -- | 
   +-- Anodontini **
--+             
  +-- Ambleminae
Graf & Ó Foighil, 2000 [Publ 2649], fig. 1_2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 2 | 2 | 0 | 2 | 9 | 2 | 1 | -- | 
   +----- Ambleminae
--+                
  |  +-- Unionini **  
  +--+             
     +-- Anodontini **
Soroka, 2010 [Publ 3404], fig. 4-M | iT | tT | bi | riS | oT | roT | roS | iD |  | 2 | 2 | 0 | 1 | 0 | 0 | 0 | -- | 
 Graf, 2000 [Publ 2647], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 2 | 4 | 0 | 2 | 15 | 4 | 2 | 47 | 
   +-------- Unionini **    
--+                     
  |  +----- Pleurobemini
  +--+                  
     |  +-- Anodontini **  
     +--+               
        +-- Lampsilini  
Huff et al., 2004 [Publ 2697], fig. 5-6 | iT | tT | bi | riS | oT | roT | roS | iD |  | 2 | 3 | 0 | 2 | 10 | 1 | 1 | 46.5 | 
   +-- Unionini **  
  |             
--+-- Anodontini **
  |             
  +-- Ambleminae
Krebs, 2004 [Publ 2692], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 2 | 2 | 0 | 1 | 3 | 3 | 1 | -- | 
   +-------- Quadrulini  
--+                     
  |  +----- Anodontini **  
  +--+                  
     |  +-- Lampsilini  
     +--+               
        +-- Pleurobemini
Amaro et al., 2017 [Publ 3791], fig. 3B-M | iT | tT | bi | riS | oT | roT | roS | iD |  | 2 | 2 | 0 | 1 | 5 | 4 | 2 | -- | 
   +-------- Quadrulini
--+                   
  |  +----- Lampsilini
  +--+                
     |  +-- Anodontini **
     +--+             
        +-- Gonideinae
Guerra et al., 2017 [Publ 3772], fig. 2a-M | iT | tT | bi | riS | oT | roT | roS | iD |  | 2 | 2 | 0 | 1 | 6 | 4 | 2 | -- | 
   +-- Gonideinae
  |             
--+-- Anodontini **
  |             
  +-- Ambleminae
Huang et al., 2013 [Publ 3629], fig. 3-M | iT | tT | bi | riS | oT | roT | roS | iD |  | 2 | 2 | 0 | 1 | 4 | 4 | 2 | -- | 
   +----- Anodontini **
--+                
  |  +-- Gonideinae
  +--+             
     +-- Ambleminae
Wei et al., 2016 [Publ 3665], fig. 0 | iT | tT | bi | riS | oT | roT | roS | iD |  | 2 | 4 | 0 | 1 | 4 | 4 | 2 | 46 | 
   +----- Gonideinae   
  |                   
--+  +-- Cristariina **  
  |  |                
  |  +-- Lampsilini   
  +--+                
     +-- Alasmidontina **
     |                
     +-- Quadrulini   
Curole & Kocher, 2005 [Publ 2682], fig. 1-M | iT | tT | bi | riS | oT | roT | roS | iD |  | 2 | 2 | 0 | 1 | 10 | 9 | 1 | -- | 
   +-- Anodontini **
--+             
  +-- Ambleminae
Soroka, 2010 [Publ 3404], fig. 5b-M | iT | tT | bi | riS | oT | roT | roS | iD |  | 2 | 2 | 0 | 1 | 0 | 0 | 0 | -- | 
 Lopes-Lima et al., 2019 [Publ 3901], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 2 | 2 | 0 | 1 | 27 | 25 | 1 | -- | 
   +-- Anodontini **
--+             
  +-- Ambleminae
Gomes-dos-Santos et al., 2019 [Publ 3943], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 2 | 2 | 0 | 2 | 8 | 1 | 1 | -- | 
   +----- Gonideinae
--+                
  |  +-- Unionini **  
  +--+             
     +-- Anodontini **
Sheng et al., 2014 [Publ 3704], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 2 | 8 | 0 | 1 | 6 | 6 | 2 | 50 | 
   +-------------- Cristariina **  
--+                            
  |  +----------- Alasmidontina **
  +--+                         
     |  +-------- Lampsilis    
     +--+                      
        |  +----- Gonideinae   
        +--+                   
           |  +-- Venustaconcha
           +--+                
              +-- Quadrulini   
Amaro et al., 2017 [Publ 3791], fig. 3A-M | iT | tT | bi | riS | oT | roT | roS | iD |  | 2 | 2 | 0 | 1 | 5 | 4 | 2 | -- | 
   +-------- Quadrulini
--+                   
  |  +----- Gonideinae
  +--+                
     |  +-- Lampsilini
     +--+             
        +-- Anodontini **
Zhang et al., 2013 [Publ 4214], fig. 5 | iT | tT | bi | riS | oT | roT | roS | iD |  | 2 | 4 | 0 | 1 | 2 | 1 | 1 | 47 | 
   +-------- Cristaria **       
--+                         
  |  +----- Sinanodonta **     
  +--+                      
     |  +-- Margaritiferinae
     +--+                   
        +-- Gonideinae      
Lopes-Lima et al., 2019 [Publ 3901], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 2 | 2 | 0 | 1 | 24 | 22 | 1 | -- | 
   +-- Anodontini **
--+             
  +-- Ambleminae
Soroka, 2010 [Publ 3404], fig. 5a-M | iT | tT | bi | riS | oT | roT | roS | iD |  | 2 | 2 | 0 | 1 | 0 | 0 | 0 | -- | 
 Lopes-Lima et al., 2019 [Publ 3901], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 2 | 2 | 0 | 1 | 26 | 24 | 1 | -- | 
   +-- Anodontini **
--+             
  +-- Ambleminae
Walker et al., 2006 [Publ 2666], fig. 6 | iT | tT | bi | riS | oT | roT | roS | iD |  | 2 | 2 | 0 | 1 | 34 | 8 | 2 | -- | 
 Taylor et al., 2007 [Publ 2696], fig. 1-3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 2 | 2 | 0 | 2 | 2 | 0 | 0 | -- | 
   +-- Anodontini **
--+             
  +-- Unionini **  
Huang et al., 2018 [Publ 3828], fig. 3_5 | iT | tT | bi | riS | oT | roT | roS | iD |  | 2 | 2 | 0 | 1 | 27 | 4 | 3 | -- | 
   +-------- Gonideinae  
--+                     
  |  +----- Unionini **    
  +--+                  
     |  +-- Ambleminae  
     +--+               
        +-- Parreysiinae
Mock et al., 2004 [Publ 2686], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 2 | 2 | 0 | 1 | 0 | 0 | 0 | -- | 
 Walker et al., 2006 [Publ 2666], fig. 6-M | iT | tT | bi | riS | oT | roT | roS | iD |  | 2 | 2 | 0 | 1 | 12 | 8 | 2 | -- | 
   +----- Gonideinae
--+                
  |  +-- Anodontini **
  +--+             
     +-- Ambleminae
Gomes-dos-Santos et al., 2019 [Publ 3943], fig. 1-M | iT | tT | bi | riS | oT | roT | roS | iD |  | 2 | 2 | 0 | 2 | 4 | 1 | 1 | -- | 
   +----- Gonideinae
--+                
  |  +-- Unionini **  
  +--+             
     +-- Anodontini **
Lydeard et al., 2000 [Publ 2654], fig. 2c | iT | tT | bi | riS | oT | roT | roS | iD |  | 1 | 1 | 0 | 1 | 13 | 12 | 1 | -- | 
 Inoue et al., 2013 [Publ 3528], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 1 | 1 | 0 | 1 | 16 | 16 | 2 | -- | 
   +-- Gonideinae
  |             
--+-- Anodontini **
  |             
  +-- Ambleminae
Zanatta & Murphy, 2006 [Publ 2672], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 1 | 1 | 0 | 1 | 56 | 55 | 1 | -- | 
 González & Giribet, 2015 [Publ 3632], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 1 | 1 | 0 | 1 | 5 | 0 | 0 | -- | 
 Campbell, 2000 [Publ 2724], fig. 1-5 | iT | tT | bi | riS | oT | roT | roS | iD |  | 1 | 1 | 0 | 1 | 2 | 1 | 1 | -- | 
   +-- Anodontini **
--+             
  +-- Ambleminae
Bolotov et al., 2015 [Publ 3646], fig. 2B | iT | tT | bi | riS | oT | roT | roS | iD |  | 1 | 1 | 0 | 1 | 8 | 0 | 0 | -- | 
 Vikhrev et al., 2018 [Publ 3812], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 1 | 1 | 0 | 1 | 12 | 1 | 1 | -- | 
   +-- Unionini **  
--+             
  +-- Ambleminae
Curole & Kocher, 2005 [Publ 2682], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 1 | 1 | 0 | 1 | 10 | 9 | 1 | -- | 
 Metzger et al., 2018 [Publ 3952], fig. 1C | iT | tT | bi | riS | oT | roT | roS | iD |  | 1 | 1 | 0 | 1 | 2 | 2 | 1 | -- | 
   +-- Anodontini **
--+             
  +-- Ambleminae
González & Giribet, 2015 [Publ 3632], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 1 | 1 | 0 | 1 | 5 | 0 | 0 | -- | 
 Hewitt et al., 2019 [Publ 3962], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 1 | 1 | 0 | 1 | 9 | 8 | 1 | -- | 
   +-- Anodontini **
--+             
  +-- Ambleminae
González & Giribet, 2015 [Publ 3632], fig. 6 | iT | tT | bi | riS | oT | roT | roS | iD |  | 1 | 1 | 0 | 1 | 5 | 0 | 0 | -- | 
 Bieler et al., 2014 [Publ 3622], fig. 26_27_29_30 | iT | tT | bi | riS | oT | roT | roS | iD |  | 1 | 1 | 0 | 1 | 4 | 0 | 0 | -- | 
 Inoue et al., 2020 [Publ 3941], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 1 | 1 | 0 | 1 | 41 | 41 | 1 | -- | 
   +-- Anodontini **
--+             
  +-- Ambleminae
Combosch et al., 2017 [Publ 3806], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 1 | 1 | 0 | 1 | 14 | 2 | 2 | -- | 
   +----- Unionini **    
--+                  
  |  +-- Ambleminae  
  +--+               
     +-- Parreysiinae
Hoeh et al., 1998 [Publ 2695], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 1 | 1 | 0 | 1 | 4 | 1 | 1 | -- | 
 Peng et al., 2012 [Publ 3689], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 1 | 1 | 0 | 1 | 2 | 2 | 1 | -- | 
   +-- Anodontini **
--+             
  +-- Gonideinae
Araujo et al., 2009 [Publ 2395], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 1 | 1 | 0 | 1 | 7 | 0 | 0 | -- | 
 Wang et al., 2016 [Publ 3714], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 1 | 1 | 0 | 1 | 2 | 2 | 1 | -- | 
   +-- Unionini **  
--+             
  +-- Gonideinae
Huff et al., 2004 [Publ 2697], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 1 | 1 | 0 | 1 | 7 | 0 | 0 | -- | 
 Pieri et al., 2018 [Publ 3867], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 1 | 1 | 0 | 1 | 19 | 19 | 1 | -- | 
   +-- Anodontini **
--+             
  +-- Ambleminae
Inoue et al., 2020 [Publ 3941], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 1 | 1 | 0 | 1 | 40 | 40 | 1 | -- | 
   +-- Anodontini **
--+             
  +-- Ambleminae
Lydeard et al., 2000 [Publ 2654], fig. 2a | iT | tT | bi | riS | oT | roT | roS | iD |  | 1 | 1 | 0 | 1 | 13 | 12 | 1 | -- | 
 Hoeh et al., 1998 [Publ 2695], fig. 4 | iT | tT | bi | riS | oT | roT | roS | iD |  | 1 | 1 | 0 | 1 | 4 | 1 | 1 | -- | 
 Lopes-Lima et al., 2018 [Publ 3829], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 1 | 1 | 0 | 1 | 27 | 2 | 2 | -- | 
   +----- Gonideinae
--+                
  |  +-- Ambleminae
  +--+             
     +-- Unionini **  
Mulvey et al., 1997 [Publ 3390], fig. 1_3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 1 | 1 | 0 | 1 | 4 | 4 | 1 | -- | 
   +-- Anodontini **
--+             
  +-- Ambleminae
Bolotov et al., 2015 [Publ 3646], fig. 2A | iT | tT | bi | riS | oT | roT | roS | iD |  | 1 | 1 | 0 | 1 | 8 | 0 | 0 | -- | 
 Pfeiffer et al., 2016 [Publ 3660], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 1 | 1 | 0 | 1 | 37 | 37 | 1 | -- | 
   +-- Anodontini **
--+             
  +-- Ambleminae
Curole & Kocher, 2002 [Publ 2712], fig. 1a-M | iT | tT | bi | riS | oT | roT | roS | iD |  | 1 | 1 | 0 | 1 | 3 | 3 | 1 | -- | 
   +----- Quadrulini
--+                
  |  +-- Anodontini **
  +--+             
     +-- Lampsilini
Turner et al., 2000 [Publ 2722], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 1 | 1 | 0 | 1 | 13 | 12 | 1 | -- | 
         +-- Quadrulini  
  +-----+               
  |     +-- Anodontini **  
--+                     
  |  +----- Lampsilini  
  +--+                  
     |  +-- Amblemini   
     +--+               
        +-- Pleurobemini
Inoue et al., 2013 [Publ 3579], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 1 | 1 | 0 | 1 | 8 | 0 | 0 | -- | 
 Klunzinger et al., 2021 [Publ 4086], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 1 | 1 | 0 | 1 | 5 | 0 | 0 | -- | 
 Zanatta & Murphy, 2006 [Publ 2672], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 1 | 1 | 0 | 1 | 55 | 54 | 1 | -- | 
   +-- Anodontini **
--+             
  +-- Ambleminae
Plazzi & Passamonti, 2010 [Publ 3354], fig. 2-3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 1 | 1 | 0 | 1 | 3 | 3 | 2 | -- | 
   +-- Anodontini **
  |             
--+-- Ambleminae
  |             
  +-- Gonideinae
Curole & Kocher, 2002 [Publ 2712], fig. 1b-M | iT | tT | bi | riS | oT | roT | roS | iD |  | 1 | 1 | 0 | 1 | 3 | 3 | 1 | -- | 
   +----- Lampsilini
--+                
  |  +-- Anodontini **
  +--+             
     +-- Quadrulini
Bieler et al., 2014 [Publ 3622], fig. 28 | iT | tT | bi | riS | oT | roT | roS | iD |  | 1 | 1 | 0 | 1 | 4 | 0 | 0 | -- | 
 Zanatta & Harris, 2013 [Publ 3530], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 1 | 1 | 0 | 1 | 4 | 4 | 1 | -- | 
   +-- Anodontini **
--+             
  +-- Ambleminae
Lydeard et al., 2000 [Publ 2654], fig. 2b | iT | tT | bi | riS | oT | roT | roS | iD |  | 1 | 1 | 0 | 1 | 13 | 12 | 1 | -- | 
 Lopes-Lima et al., 2018 [Publ 3829], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 1 | 1 | 0 | 1 | 27 | 2 | 2 | -- | 
   +----- Gonideinae
--+                
  |  +-- Ambleminae
  +--+             
     +-- Unionini **  
Combosch et al., 2017 [Publ 3806], fig. 2 | iT | tT | bi | riS | oT | roT | roS | iD |  | 1 | 1 | 0 | 1 | 14 | 2 | 2 | -- | 
   +----- Unionini **    
--+                  
  |  +-- Parreysiinae
  +--+               
     +-- Ambleminae  
Graf et al., 2015 [Publ 3619], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 1 | 1 | 0 | 1 | 19 | 0 | 0 | -- | 
 Graf et al., 2014 [Publ 3591], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 1 | 1 | 0 | 1 | 10 | 9 | 1 | -- | 
 Jiang et al., 2010 [Publ 3438], fig. 5 | iT | tT | bi | riS | oT | roT | roS | iD |  | 1 | 1 | 0 | 1 | 3 | 3 | 2 | -- | 
   +-- Ambleminae
  |             
--+-- Anodontini **
  |             
  +-- Gonideinae
Teiga-Teixeira et al., 2020 [Publ 4173], fig. 1 | iT | tT | bi | riS | oT | roT | roS | iD |  | 1 | 1 | 0 | 1 | 18 | 16 | 2 | -- | 
   +----- Ambleminae   
--+                   
  |  +-- Lanceolariini **
  +--+                
     +-- Gonideinae   
Lydeard et al., 2000 [Publ 2654], fig. 2d | iT | tT | bi | riS | oT | roT | roS | iD |  | 1 | 1 | 0 | 1 | 13 | 12 | 1 | -- | 
 González & Giribet, 2015 [Publ 3632], fig. 3 | iT | tT | bi | riS | oT | roT | roS | iD |  | 1 | 1 | 0 | 1 | 5 | 0 | 0 | -- | 
 Giribet & Distel, 2003 [Publ 3670], fig. 3f5 | iT | tT | bi | riS | oT | roT | roS | iD |  | 1 | 1 | 0 | 1 | 5 | 2 | 1 | -- | 
   +-- Pleurobemini
  |               
--+-- Lampsilini  
  |               
  +-- Unionini **    
 |