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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 | Anodontini | Alasmidontina

genus Anodontoides Simpson in F.C. Baker, 1898: cladomics
     2 Recent valid species (2 total species)

Cladomics Summary

number of species = 2 (2 total)
analyzed in 8 cladograms in 6 publications
maximum number of terminals in an analysis = 2 (mean = 1.88, median = 2)

Basic Monophyly

number of cladograms that test basic monophyly (i.e., more than 1 included species) = 7
maximum number of included terminals = 2, (mean = 2 median = 2)
proportion of cladograms that support basic monophyly = 1


Perkins et al., 2025 [Publ 4447], fig. 2_mtDNA-ITS

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

iTtTbiriSoTroTroSiD
2202343114--
     +-------------- Utterbackiana             
  +--+                                         
  |  |  +----------- Alasminota                
  |  +--+                                      
  |     |  +-------- Pseudodontoideus          
  |     +--+                                   
  |        |  +----- Lasmigona                 
  |        +--+                                
  |           |  +-- Pterosyna                 
  |           +--+                             
--+              +-- Arcidens                  
  |                                            
  |              +-- Prolasmidonta             
  |           +--+                             
  |           |  +-- Platynaias                
  |     +-----+                                
  |     |     |  +-- Ligodonta                 
  |     |     +--+                             
  |     |        +-- Alasmidonta               
  +-----+                                      
        |     +----- Sulcularia                
        |  +--+                                
        |  |  |  +-- Pyganodon                 
        |  |  +--+                             
        +--+     +-- Utterbackia               
           |                                   
           |  +----- Strophitus                
           +--+                                
              |  +-- Anodontoides_ferussacianus **
              +--+                             
                 +-- Anodontoides_denigratus **   

Whelan et al., 2023 [Publ 4287], fig. 3

iTtTbiriSoTroTroSiD
2202262511--
  +-------------------- Utterbackiana             
  |                                               
  |                 +-- Utterbackia               
--+  +--------------+                             
  |  |              +-- Pyganodon                 
  |  |                                            
  |  |           +----- Alasmidonta               
  +--+  +--------+                                
     |  |        |  +-- Arcidens                  
     |  |        +--+                             
     |  |           +-- Pseudodontoideus          
     +--+                                         
        |  +----------- Alasminota                
        |  |                                      
        |  |     +----- Sulcularia                
        +--+  +--+                                
           |  |  |  +-- Platynaias                
           |  |  +--+                             
           +--+     +-- Prolasmidonta             
              |                                   
              |  +----- Strophitus                
              +--+                                
                 |  +-- Anodontoides_ferussacianus **
                 +--+                             
                    +-- Anodontoides_denigratus **   

Smith et al., 2023 [Publ 4291], fig. 2

iTtTbiriSoTroTroSiD
2202551--
  +----- Strophitus                
--+                                
  |  +-- Anodontoides_ferussacianus **
  +--+                             
     +-- Anodontoides_denigratus **   

Whelan et al., 2023 [Publ 4287], fig. 2

iTtTbiriSoTroTroSiD
2202393113--
                 +-- Utterbackia               
  +--------------+                             
  |              +-- Pyganodon                 
  |                                            
  |        +-------- Utterbackiana             
  |        |                                   
  |  +-----+     +-- Lasmigona                 
--+  |     |  +--+                             
  |  |     |  |  +-- Pseudodontoideus          
  |  |     +--+                                
  |  |        |  +-- Pterosyna                 
  |  |        +--+                             
  |  |           +-- Arcidens                  
  +--+                                         
     |     +-------- Sulcularia                
     |  +--+                                   
     |  |  |  +----- Strophitus                
     |  |  +--+                                
     |  |     |  +-- Anodontoides_denigratus **   
     |  |     +--+                             
     +--+        +-- Anodontoides_ferussacianus **
        |                                      
        |        +-- Prolasmidonta             
        |     +--+                             
        |     |  +-- Platynaias                
        +-----+                                
              |  +-- Alasminota                
              +--+                             
                 +-- Alasmidonta               

Smith et al., 2018 [Publ 3790], fig. 1

iTtTbiriSoTroTroSiD
220216157--
           +-- Utterbackia               
  +--------+                             
  |        +-- Pyganodon                 
  |                                      
  |     +----- Strophitus                
--+  +--+                                
  |  |  |  +-- Anodontoides_ferussacianus **
  |  |  +--+                             
  |  |     +-- Anodontoides_denigratus **   
  +--+                                   
     |     +-- Alasmidonta               
     |  +--+                             
     |  |  +-- Alasminota                
     +--+                                
        |  +-- Pseudodontoideus          
        +--+                             
           +-- Utterbackiana             

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

iTtTbiriSoTroTroSiD
22026303513--
                    +-- Utterbackia               
  +-----------------+                             
  |                 +-- Pyganodon                 
--+                                               
  |  +----------------- Utterbackiana             
  |  |                                            
  +--+  +-------------- Simpsonaias               
     |  |                                         
     |  |           +-- Alasminota                
     +--+  +--------+                             
        |  |        +-- Alasmidonta               
        |  |                                      
        +--+        +-- Prolasmidonta             
           |  +-----+                             
           |  |     +-- Platynaias                
           +--+                                   
              |  +----- Strophitus                
              +--+                                
                 |  +-- Anodontoides_denigratus **   
                 +--+                             
                    +-- Anodontoides_ferussacianus **

Whelan et al., 2023 [Publ 4287], fig. 4

iTtTbiriSoTroTroSiD
2202252310--
  +----------------------- Sulcularia                
  |                                                  
  |              +-------- Utterbackiana             
--+  +-----------+                                   
  |  |           |  +----- Alasminota                
  |  |           +--+                                
  |  |              |  +-- Arcidens                  
  +--+              +--+                             
     |                 +-- Pseudodontoideus          
     |                                               
     |  +----------------- Alasmidonta               
     +--+                                            
        |  +-------------- Platynaias                
        +--+                                         
           |  +----------- Strophitus                
           +--+                                      
              |  +-------- Pyganodon                 
              +--+                                   
                 |  +----- Utterbackia               
                 +--+                                
                    |  +-- Anodontoides_ferussacianus **
                    +--+                             
                       +-- Anodontoides_denigratus **   

Boyer et al., 2011 [Publ 2718], fig. 4

iTtTbiriSoTroTroSiD
11013788--
  +-------------- Strophitus                
  |                                         
  |        +----- Pterosyna                 
--+  +-----+                                
  |  |     |  +-- Lasmigona                 
  |  |     +--+                             
  +--+        +-- Arcidens                  
     |                                      
     |  +-------- Utterbackia               
     |  |                                   
     +--+-------- Alasmidonta               
        |                                   
        |  +----- Pyganodon                 
        +--+                                
           |  +-- Anodontoides_ferussacianus **
           +--+                             
              +-- Platynaias                
 
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