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Page last updated
Thu 3 September 2025

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 | Unionida | Unionoidea | Unionidae | Unioninae

tribe LEPIDODESMINI Huang & Wu in Huang et al. 2019: cladomics
     1 genus

Cladomics Summary

number of species = 2 (3 total)
number of subtaxa (rank: genus) = 1
analyzed in 67 cladograms in 39 publications
maximum number of terminals in an analysis = 2 (mean = 1.18, median = 1)
maximum number of subtaxa (genus) = 1 (mean = 1, median = 1)

Basic Monophyly

number of cladograms that test basic monophyly (i.e., more than 1 included species) = 12
maximum number of included terminals = 2, (mean = 2 median = 2)
maximum number of subtaxa (genus) = 1 (mean = 1, median = 1)
proportion of cladograms that support basic monophyly = 1


Campbell & Lydeard, 2026 [Publ 4810], fig. 6-14

** Top Monophyly Cladogram ** ** Top Sister-Group Cladogram **

iTtTbiriSoTroTroSiD
22016291554--
  +----------------- Lepidodesma **                 
  |                                              
  |     +----------- Lanceolariini               
  |  +--+                                        
--+  |  |  +-------- Pseudoacuticosta_retiaria__2
  |  |  +--+                                     
  |  |     |  +----- Acuticosta_chinensis__2     
  |  |     +--+                                  
  +--+        |  +-- Acuticosta_chinensis__1     
     |        +--+                               
     |           +-- Pseudoacuticosta_retiaria__1
     |                                           
     |  +----------- Globunio                    
     +--+                                        
        |  +-------- Aculamprotulina             
        +--+                                     
           |  +----- Middendorffinaiina          
           +--+                                  
              |  +-- Unionina                    
              +--+                               
                 +-- Oxynaiina                   

Hou et al., 2025 [Publ 4401], fig. 4

iTtTbiriSoTroTroSiD
220126261--
  +-- Lepidodesma **
--+              
  +-- Unionini   

Wu et al., 2023 [Publ 4339], fig. 5

iTtTbiriSoTroTroSiD
22011791--
  +-- Lepidodesma **
--+              
  +-- Anodontini 

Campbell & Lydeard, 2026 [Publ 4810], fig. 3_5

iTtTbiriSoTroTroSiD
2201139674--
  +----------- Lepidodesma **  
--+                         
  |  +-------- Unionini     
  +--+                      
     |  +----- Lanceolariini
     +--+                   
        |  +-- Acuticostini 
        +--+                
           +-- Anodontini   

Wu et al., 2023 [Publ 4339], fig. 4_S5-aa

iTtTbiriSoTroTroSiD
220194454--
  +----------- Lepidodesma **  
--+                         
  |  +-------- Unionini     
  +--+                      
     |  +----- Anodontini   
     +--+                   
        |  +-- Acuticostini 
        +--+                
           +-- Lanceolariini

Wu et al., 2023 [Publ 4339], fig. 4_S5-nt

iTtTbiriSoTroTroSiD
220194454--
  +----------- Lepidodesma **  
--+                         
  |  +-------- Unionini     
  +--+                      
     |  +----- Anodontini   
     +--+                   
        |  +-- Acuticostini 
        +--+                
           +-- Lanceolariini

Hou et al., 2024 [Publ 4400], fig. 4

iTtTbiriSoTroTroSiD
220174703--
  +-------- Lepidodesma **  
--+                      
  |  +----- Unionini     
  +--+                   
     |  +-- Lanceolariini
     +--+                
        +-- Anodontini   

Wu et al., 2024 [Publ 4350], fig. 8a_S1

iTtTbiriSoTroTroSiD
220190454--
  +----------- Lepidodesma **  
--+                         
  |  +-------- Unionini     
  +--+                      
     |  +----- Anodontini   
     +--+                   
        |  +-- Acuticostini 
        +--+                
           +-- Lanceolariini

Wang et al., 2025 [Publ 4488], fig. 3B

iTtTbiriSoTroTroSiD
220163613--
  +-------- Lepidodesma ** 
--+                     
  |  +----- Unionini    
  +--+                  
     |  +-- Acuticostini
     +--+               
        +-- Anodontini  

Wu et al., 2024 [Publ 4350], fig. 8b_S2

iTtTbiriSoTroTroSiD
220190454--
  +----------- Lepidodesma **  
--+                         
  |  +-------- Unionini     
  +--+                      
     |  +----- Anodontini   
     +--+                   
        |  +-- Acuticostini 
        +--+                
           +-- Lanceolariini

Wu et al., 2026 [Publ 4811], fig. 4

iTtTbiriSoTroTroSiD
220193634--
  +----------- Lepidodesma **  
--+                         
  |  +-------- Unionini     
  +--+                      
     |  +----- Anodontini   
     +--+                   
        |  +-- Acuticostini 
        +--+                
           +-- Lanceolariini

Hou et al., 2025 [Publ 4432], fig. 4

iTtTbiriSoTroTroSiD
220126261--
  +-- Lepidodesma **
--+              
  +-- Unionini   

Dai et al., 2024 [Publ 4386], fig. 5-ML

iTtTbiriSoTroTroSiD
110121164--
  +----------- Anodontina   
  |                         
--+        +-- Acuticostini 
  |  +-----+                
  |  |     +-- Cristariina  
  +--+                      
     |  +----- Lepidodesma **  
     +--+                   
        |  +-- Lanceolariini
        +--+                
           +-- Unionini     

Huang et al., 2019 [Publ 3843], fig. S1

iTtTbiriSoTroTroSiD
110146324--
  +-------------- Anemina      
  |                            
--+  +----------- Sinanodonta  
  |  |                         
  +--+  +-------- Acuticostini 
     |  |                      
     +--+     +-- Lepidodesma **  
        |  +--+                
        |  |  +-- Cristaria    
        +--+                   
           |  +-- Lanceolariini
           +--+                
              +-- Unionini     

Dai et al., 2024 [Publ 4386], fig. 5-BI

iTtTbiriSoTroTroSiD
110121164--
  +----------- Acuticostini      
  |                              
  +----------- Cristariina       
  |                              
--+----------- Anodontina        
  |                              
  |  +-------- Lanceolariini     
  |  |                           
  |  |     +-- Aculamprotulina   
  +--+-----+                     
     |     +-- Lepidodesma **       
     |                           
     |  +----- Unionina          
     +--+                        
        |  +-- Middendorffinaiina
        +--+                     
           +-- Oxynaiina         

Wu et al., 2020 [Publ 4121], fig. 3

iTtTbiriSoTroTroSiD
110148264--
  +----------- Lepidodesma **  
--+                         
  |  +-------- Unionini     
  +--+                      
     |  +----- Anodontini   
     +--+                   
        |  +-- Acuticostini 
        +--+                
           +-- Lanceolariini

Pavan-Kumar et al., 2022 [Publ 4263], fig. S5

iTtTbiriSoTroTroSiD
110138164--
  +----------- Anodontini     
  |                           
  |        +-- Acuticostini   
--+  +-----+                  
  |  |     +-- Lanceolariini  
  |  |                        
  +--+     +-- Lepidodesma **    
     |  +--+                  
     |  |  +-- Aculamprotulina
     +--+                     
        |  +-- Unionina       
        +--+                  
           +-- Oxynaiina      

Dai et al., 2025 [Publ 4440], fig. 3

iTtTbiriSoTroTroSiD
110187424--
  +----------- Lepidodesma **  
--+                         
  |  +-------- Unionini     
  +--+                      
     |  +----- Anodontini   
     +--+                   
        |  +-- Acuticostini 
        +--+                
           +-- Lanceolariini

Kim et al., 2021 [Publ 4197], fig. 1

iTtTbiriSoTroTroSiD
110117163--
-- Lepidodesma_languilati **

Froufe et al., 2019 [Publ 3936], fig. 6

iTtTbiriSoTroTroSiD
110143213--
  +-------- Lepidodesma **  
--+                      
  |  +----- Unionini     
  +--+                   
     |  +-- Lanceolariini
     +--+                
        +-- Anodontini   

Huang et al., 2019 [Publ 3843], fig. S4

iTtTbiriSoTroTroSiD
1101199464--
  +-------- Acuticostini         
  |                              
  +-------- Alasmidonta          
  |                              
  +-------- Anodonta_anatina     
  |                              
  +-------- Anemina              
  |                              
  +-------- Anodonta_cygnea      
  |                              
  +-------- Cristaria            
  |                              
  +-------- Brachyanodon         
  |                              
  +-------- Lasmigona            
  |                              
  +-------- Lepidodesma **          
  |                              
  +-------- Pseudanodonta        
  |                              
  +-------- Pyganodon            
  |                              
--+-------- Simpsonaias          
  |                              
  +-------- Strophitus           
  |                              
  +-------- Utterbackia          
  |                              
  +-------- Lanceolariini        
  |                              
  +-------- Schistodesmus        
  |                              
  +-------- Unionina             
  |                              
  +-------- Aculamprotulina      
  |                              
  |     +-- Pletholophus         
  +-----+                        
  |     +-- Sinanodonta          
  |                              
  |  +----- Cuneopsis_celtiformis
  |  |                           
  |  +----- Tchangsinaia         
  |  |                           
  +--+----- Cuneopsis_rufescens  
     |                           
     +----- Nodularia            
     |                           
     |  +-- Cuneopsis_szechenyii 
     +--+                        
        +-- Cuneopsis_heudei     

Wen et al., 2017 [Publ 3795], fig. 3

iTtTbiriSoTroTroSiD
11011562--
  +-------- Anodontini     
--+                        
  |  +----- Aculamprotulina
  +--+                     
     |  +-- Lepidodesma **    
     +--+                  
        +-- Unionina       

Froufe et al., 2019 [Publ 3936], fig. 3

iTtTbiriSoTroTroSiD
110143213--
  +-------- Lepidodesma **  
--+                      
  |  +----- Unionini     
  +--+                   
     |  +-- Lanceolariini
     +--+                
        +-- Anodontini   

Wu et al., 2021 [Publ 4366], fig. 3-ML

iTtTbiriSoTroTroSiD
110173334--
  +----------- Lepidodesma **  
--+                         
  |  +-------- Unionini     
  +--+                      
     |  +----- Anodontini   
     +--+                   
        |  +-- Acuticostini 
        +--+                
           +-- Lanceolariini

Wu et al., 2018 [Publ 3836], fig. 2

iTtTbiriSoTroTroSiD
110152324--
  +-------- Lepidodesma **  
  |                      
--+-------- Unionini     
  |                      
  |  +----- Anodontini   
  +--+                   
     |  +-- Acuticostini 
     +--+                
        +-- Lanceolariini

Zhou et al., 2016 [Publ 3710], fig. 1

iTtTbiriSoTroTroSiD
11011982--
  +----- Anodontini 
--+                 
  |  +-- Lepidodesma **
  +--+              
     +-- Unionini   

Chen et al., 2023 [Publ 4302], fig. 1

iTtTbiriSoTroTroSiD
110140314--
           +-- Anemina               
  +--------+                         
  |        +-- Amuranodonta          
  |                                  
  |     +----- Pletholophus          
--+  +--+                            
  |  |  |  +-- Sinanodonta           
  |  |  +--+                         
  |  |     +-- Beringiana            
  |  |                               
  +--+  +----- Lanceolaria_gladiola  
     |  |                            
     |  +----- Acuticostini          
     |  |                            
     |  +----- Lepidodesma **           
     |  |                            
     +--+----- Lanceolaria_oxyrhyncha
        |                            
        +----- Cristaria             
        |                            
        +----- Unionini              
        |                            
        |  +-- Alasmidontina         
        +--+                         
           +-- Anodontina            

Chen et al., 2025 [Publ 4487], fig. 2

iTtTbiriSoTroTroSiD
110140314--
  +-------------- Globunionina   
  |                              
  |        +----- Aculamprotulina
--+  +-----+                     
  |  |     |  +-- Unionina       
  |  |     +--+                  
  +--+        +-- Oxynaiina      
     |                           
     |  +-------- Acuticostini   
     +--+                        
        |  +----- Lepidodesma **    
        +--+                     
           |  +-- Lanceolariini  
           +--+                  
              +-- Anodontini     

Huang et al., 2019 [Publ 3843], fig. 3

iTtTbiriSoTroTroSiD
110155254--
  +----------- Lepidodesma **  
--+                         
  |  +-------- Unionini     
  +--+                      
     |  +----- Lanceolariini
     +--+                   
        |  +-- Acuticostini 
        +--+                
           +-- Anodontini   

Chen et al., 2023 [Publ 4302], fig. 2

iTtTbiriSoTroTroSiD
110140314--
  +-------- Acuticostini 
  |                      
--+  +----- Lepidodesma **  
  |  |                   
  +--+----- Unionini     
     |                   
     |  +-- Lanceolariini
     +--+                
        +-- Anodontini   

Huang et al., 2019 [Publ 3843], fig. S3

iTtTbiriSoTroTroSiD
1101197454--
  +----------- Acuticostini 
--+                         
  |  +-------- Unionini     
  +--+                      
     |  +----- Lepidodesma **  
     +--+                   
        |  +-- Lanceolariini
        +--+                
           +-- Anodontini   

Sano et al., 2020 [Publ 4138], fig. 3

iTtTbiriSoTroTroSiD
110167343--
                 +-- Anemina      
  +--------------+                
  |              +-- Buldowskia   
  |                               
--+           +----- Sinanodonta  
  |  +--------+                   
  |  |        |  +-- Pletholophus 
  |  |        +--+                
  +--+           +-- Beringiana   
     |                            
     |  +----------- Cristaria    
     |  |                         
     +--+        +-- Anodontina   
        |  +-----+                
        |  |     +-- Alasmidontina
        +--+                      
           |  +----- Lanceolariini
           +--+                   
              |  +-- Lepidodesma **  
              +--+                
                 +-- Unionini     

Chen et al., 2020 [Publ 4170], fig. 1

iTtTbiriSoTroTroSiD
110133142--
  +-------- Anodontini     
--+                        
  |  +----- Oxynaiina      
  +--+                     
     |  +-- Lepidodesma **    
     +--+                  
        +-- Aculamprotulina

Lopes-Lima et al., 2020 [Publ 4080], fig. 2-4

iTtTbiriSoTroTroSiD
1101121704--
  +----- Acuticostini 
  |                   
  +----- Lepidodesma **  
--+                   
  +----- Unionini     
  |                   
  |  +-- Lanceolariini
  +--+                
     +-- Anodontini   

Fukata & Iigo, 2020 [Publ 4106], fig. 1

iTtTbiriSoTroTroSiD
110153274--
  +----------- Lepidodesma **  
--+                         
  |  +-------- Lanceolariini
  +--+                      
     |  +----- Unionini     
     +--+                   
        |  +-- Acuticostini 
        +--+                
           +-- Anodontini   

Konopleva et al., 2023 [Publ 4269], fig. S1_4

iTtTbiriSoTroTroSiD
110155324--
  +-------- Unionini     
  |                      
--+     +-- Lepidodesma **  
  |  +--+                
  |  |  +-- Lanceolariini
  +--+                   
     |  +-- Acuticostini 
     +--+                
        +-- Anodontini   

Chen et al., 2025 [Publ 4448], fig. 3

iTtTbiriSoTroTroSiD
110185434--
  +----------- Lepidodesma **  
--+                         
  |  +-------- Unionini     
  +--+                      
     |  +----- Lanceolariini
     +--+                   
        |  +-- Acuticostini 
        +--+                
           +-- Anodontini   

Sano et al., 2020 [Publ 4138], fig. 4

iTtTbiriSoTroTroSiD
110167343--
                 +-- Anemina      
  +--------------+                
  |              +-- Buldowskia   
  |                               
--+           +----- Sinanodonta  
  |  +--------+                   
  |  |        |  +-- Pletholophus 
  |  |        +--+                
  +--+           +-- Beringiana   
     |                            
     |  +----------- Cristaria    
     |  |                         
     +--+        +-- Anodontina   
        |  +-----+                
        |  |     +-- Alasmidontina
        +--+                      
           |  +----- Lepidodesma **  
           +--+                   
              |  +-- Lanceolariini
              +--+                
                 +-- Unionini     

Dai et al., 2024 [Publ 4358], fig. 4

iTtTbiriSoTroTroSiD
110152274--
  +----------- Lepidodesma **  
--+                         
  |  +-------- Unionini     
  +--+                      
     |  +----- Lanceolariini
     +--+                   
        |  +-- Acuticostini 
        +--+                
           +-- Anodontini   

Dai et al., 2023 [Publ 4285], fig. 5

iTtTbiriSoTroTroSiD
110152164--
  +----------- Lepidodesma **  
--+                         
  |  +-------- Unionini     
  +--+                      
     |  +----- Anodontini   
     +--+                   
        |  +-- Acuticostini 
        +--+                
           +-- Lanceolariini

Dai et al., 2024 [Publ 4386], fig. 6

iTtTbiriSoTroTroSiD
110141274--
  +----------- Lepidodesma **  
--+                         
  |  +-------- Unionini     
  +--+                      
     |  +----- Lanceolariini
     +--+                   
        |  +-- Acuticostini 
        +--+                
           +-- Anodontini   

Dai et al., 2024 [Publ 4386], fig. 3

iTtTbiriSoTroTroSiD
110113122--
  +----------- Unionina          
  |                              
--+        +-- Middendorffinaiina
  |  +-----+                     
  |  |     +-- Oxynaiina         
  +--+                           
     |  +----- Aculamprotulina   
     +--+                        
        |  +-- Anodontini        
        +--+                     
           +-- Lepidodesma **       

Wu et al., 2021 [Publ 4366], fig. 3-BI

iTtTbiriSoTroTroSiD
110173334--
  +----------- Lepidodesma **  
--+                         
  |  +-------- Unionini     
  +--+                      
     |  +----- Anodontini   
     +--+                   
        |  +-- Acuticostini 
        +--+                
           +-- Lanceolariini

Dai et al., 2025 [Publ 4440], fig. 1

iTtTbiriSoTroTroSiD
110144354--
           +----- Pletholophus 
  +--------+                   
  |        |  +-- Sinanodonta  
  |        +--+                
  |           +-- Beringiana   
--+                            
  |  +----------- Cristaria    
  |  |                         
  |  |        +-- Alasmidontina
  +--+--------+                
     |        +-- Anodontina   
     |                         
     |  +-------- Lanceolariini
     +--+                      
        |  +----- Lepidodesma **  
        +--+                   
           |  +-- Acuticostini 
           +--+                
              +-- Unionini     

Soroka & Burzynski, 2017 [Publ 3837], fig. 1

iTtTbiriSoTroTroSiD
110122223--
  +-------- Anodontini   
--+                      
  |  +----- Lanceolariini
  +--+                   
     |  +-- Lepidodesma **  
     +--+                
        +-- Unionini     

Wu et al., 2021 [Publ 4366], fig. 6

iTtTbiriSoTroTroSiD
110190254--
  +----------- Acuticostini 
--+                         
  |  +-------- Unionini     
  +--+                      
     |  +----- Lanceolariini
     +--+                   
        |  +-- Lepidodesma **  
        +--+                
           +-- Anodontini   

Dai et al., 2025 [Publ 4440], fig. 2

iTtTbiriSoTroTroSiD
110144354--
              +-- Anemina               
  +-----------+                         
  |           +-- Amuranodonta          
  |                                     
  |        +----- Pletholophus          
--+  +-----+                            
  |  |     |  +-- Sinanodonta           
  |  |     +--+                         
  |  |        +-- Beringiana            
  +--+                                  
     |        +-- Alasmidontina         
     |  +-----+                         
     |  |     +-- Anodontina            
     |  |                               
     +--+  +----- Lanceolaria_gladiola  
        |  |                            
        |  +----- Lanceolaria_oxyrhyncha
        |  |                            
        +--+----- Cristaria             
           |                            
           |  +-- Acuticostini          
           |  |                         
           +--+-- Lepidodesma **           
              |                         
              +-- Unionini              

Hou et al., 2025 [Publ 4432], fig. 3

iTtTbiriSoTroTroSiD
110110101--
  +-- Lepidodesma **
--+              
  +-- Unionini   

Chen et al., 2025 [Publ 4487], fig. 3

iTtTbiriSoTroTroSiD
110140314--
  +-------------------- Unionini     
  |                                  
--+  +----------------- Acuticostini 
  |  |                               
  |  |              +-- Alasmidontina
  +--+  +-----------+                
     |  |           +-- Anodontina   
     |  |                            
     |  |        +----- Lepidodesma **  
     +--+  +-----+                   
        |  |     |  +-- Cristaria    
        |  |     +--+                
        |  |        +-- Lanceolariini
        +--+                         
           |        +-- Anemina      
           |  +-----+                
           |  |     +-- Amuranodonta 
           +--+                      
              |  +----- Pletholophus 
              +--+                   
                 |  +-- Sinanodonta  
                 +--+                
                    +-- Beringiana   

Cha et al., 2018 [Publ 3916], fig. 1

iTtTbiriSoTroTroSiD
110137203--
  +-------- Lepidodesma **  
--+                      
  |  +----- Unionini     
  +--+                   
     |  +-- Lanceolariini
     +--+                
        +-- Anodontini   

Huang et al., 2002 [Publ 2657], fig. 1

iTtTbiriSoTroTroSiD
110133134--
  +----------- Anodontini   
  |                         
  |     +----- Acuticostini 
--+  +--+                   
  |  |  |  +-- Nodularia    
  |  |  +--+                
  +--+     +-- Tchangsinaia 
     |                      
     |  +----- Lanceolariini
     +--+                   
        |  +-- Schistodesmus
        +--+                
           +-- Lepidodesma **  

Wu et al., 2019 [Publ 3864], fig. 3

iTtTbiriSoTroTroSiD
110145254--
  +----------- Lepidodesma **  
--+                         
  |  +-------- Unionini     
  +--+                      
     |  +----- Anodontini   
     +--+                   
        |  +-- Acuticostini 
        +--+                
           +-- Lanceolariini

Zieritz et al., 2021 [Publ 4231], fig. 3-F_5

iTtTbiriSoTroTroSiD
110147213--
  +-------- Lepidodesma **  
--+                      
  |  +----- Unionini     
  +--+                   
     |  +-- Lanceolariini
     +--+                
        +-- Anodontini   

Huang et al., 2019 [Publ 3843], fig. 1

iTtTbiriSoTroTroSiD
110144304--
  +----------------- Anemina        
  |                                 
--+  +-------------- Acuticostini   
  |  |                              
  +--+  +----------- Sinanodonta    
     |  |                           
     +--+  +-------- Aculamprotulina
        |  |                        
        +--+     +-- Cristaria      
           |  +--+                  
           |  |  +-- Lanceolariini  
           +--+                     
              |  +-- Lepidodesma **    
              +--+                  
                 +-- Oxynaiina      

Huang et al., 2019 [Publ 3843], fig. 2

iTtTbiriSoTroTroSiD
1101199464--
  +-------- Acuticostini 
  |                      
--+  +----- Lepidodesma **  
  |  |                   
  +--+----- Unionini     
     |                   
     |  +-- Lanceolariini
     +--+                
        +-- Anodontini   

Huang et al., 2002 [Publ 2657], fig. 2

iTtTbiriSoTroTroSiD
110133134--
  +-------- Strophitus   
  |                      
  +-------- Schistodesmus
  |                      
  +-------- Lepidodesma **  
  |                      
  +-------- Acuticostini 
  |                      
  +-------- Cristariina  
--+                      
  +-------- Lanceolariini
  |                      
  |     +-- Nodularia    
  +-----+                
  |     +-- Tchangsinaia 
  |                      
  |  +----- Utterbackia  
  |  |                   
  +--+----- Utterbackiana
     |                   
     |  +-- Alasmidonta  
     +--+                
        +-- Lasmigona    

Wu et al., 2024 [Publ 4388], fig. 6

iTtTbiriSoTroTroSiD
110152173--
  +-------- Lepidodesma **  
--+                      
  |  +----- Unionini     
  +--+                   
     |  +-- Lanceolariini
     +--+                
        +-- Anodontini   

Pavan-Kumar et al., 2022 [Publ 4263], fig. 4

iTtTbiriSoTroTroSiD
110136154--
  +----------- Lepidodesma **  
--+                         
  |  +-------- Unionini     
  +--+                      
     |  +----- Lanceolariini
     +--+                   
        |  +-- Acuticostini 
        +--+                
           +-- Anodontini   

Wu et al., 2021 [Publ 4366], fig. 2_I

iTtTbiriSoTroTroSiD
110190254--
  +-------- Acuticostini 
  |                      
--+     +-- Lepidodesma **  
  |  +--+                
  |  |  +-- Unionini     
  +--+                   
     |  +-- Lanceolariini
     +--+                
        +-- Anodontini   

Aunins et al., 2018 [Publ 3863], fig. 1

iTtTbiriSoTroTroSiD
110139254--
  +----------- Lepidodesma **  
--+                         
  |  +-------- Unionini     
  +--+                      
     |  +----- Anodontini   
     +--+                   
        |  +-- Acuticostini 
        +--+                
           +-- Lanceolariini

Wu et al., 2021 [Publ 4366], fig. 4

iTtTbiriSoTroTroSiD
110168324--
  +----------- Lepidodesma **  
--+                         
  |  +-------- Unionini     
  +--+                      
     |  +----- Anodontini   
     +--+                   
        |  +-- Acuticostini 
        +--+                
           +-- Lanceolariini

Sano et al., 2020 [Publ 4138], fig. 1

iTtTbiriSoTroTroSiD
110133214--
  +----- 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     
  |                             
  +----- Lepidodesma **            
  |                             
  |  +-- Aculamprotulina        
  +--+                          
  |  +-- Acuticostini           
  |                             
  |  +-- Cuneopsis              
  +--+                          
  |  +-- Nodularia              
  |                             
  |  +-- Schistodesmus          
  +--+                          
     +-- Inversiunio            

Wu et al., 2024 [Publ 4379], fig. 5

iTtTbiriSoTroTroSiD
110153513--
  +-------- Lepidodesma **  
--+                      
  |  +----- Unionini     
  +--+                   
     |  +-- Lanceolariini
     +--+                
        +-- Anodontini   

Wu et al., 2022 [Publ 4238], fig. 3

iTtTbiriSoTroTroSiD
110173354--
  +----------- Lepidodesma **  
--+                         
  |  +-------- Unionini     
  +--+                      
     |  +----- Anodontini   
     +--+                   
        |  +-- Acuticostini 
        +--+                
           +-- Lanceolariini

Wu et al., 2022 [Publ 4238], fig. 2d

iTtTbiriSoTroTroSiD
110138384--
  +----------- Lepidodesma **  
--+                         
  |  +-------- Unionini     
  +--+                      
     |  +----- Lanceolariini
     +--+                   
        |  +-- Acuticostini 
        +--+                
           +-- Anodontini   

Sano et al., 2020 [Publ 4138], fig. 2

iTtTbiriSoTroTroSiD
110167343--
                 +-- Anemina      
  +--------------+                
  |              +-- Buldowskia   
  |                               
--+           +----- Pletholophus 
  |  +--------+                   
  |  |        |  +-- Beringiana   
  |  |        +--+                
  +--+           +-- Sinanodonta  
     |                            
     |  +----------- Cristaria    
     |  |                         
     +--+        +-- Anodontina   
        |  +-----+                
        |  |     +-- Alasmidontina
        +--+                      
           |  +----- Lanceolariini
           +--+                   
              |  +-- Lepidodesma **  
              +--+                
                 +-- Unionini     

Sano et al., 2017 [Publ 3799], fig. 2

iTtTbiriSoTroTroSiD
110132204--
  +-------------- Anodontini   
  |                            
  |           +-- Tchangsinaia 
--+  +--------+                
  |  |        +-- Nodularia    
  |  |                         
  +--+        +-- Schistodesmus
     |  +-----+                
     |  |     +-- Acuticostini 
     +--+                      
        |  +----- Inversiunio  
        +--+                   
           |  +-- Lepidodesma **  
           +--+                
              +-- Lanceolariini
 
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