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Page last updated
Thu 17 July 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!


Bivalvia | Unionoida | Unionoidea | Unionidae | Gonideinae

tribe SCHEPMANIINI Lopes-Lima, Pfeiffer & Zieritz in Zieritz et al., 2021: cladomics
     1 genus

Cladomics Summary

number of species = 2 (2 total)
number of subtaxa (rank: genus) = 1
analyzed in 12 cladograms in 9 publications
maximum number of terminals in an analysis = 1 (mean = 1, 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) = 0
maximum number of included terminals = , (mean = median = )
maximum number of subtaxa (genus) = (mean = , median = )
proportion of cladograms that support basic monophyly = 0


Zieritz et al., 2024 [Publ 4381], fig. 2

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

iTtTbiriSoTroTroSiD
110145348--
        +----- Ctenodesmini 
  +-----+                   
  |     |  +-- Rectidentini 
  |     +--+                
  |        +-- Contradentini
--+                         
  |        +-- Schepmania **   
  |  +-----+                
  |  |     +-- Pseudodontini
  +--+                      
     |  +----- Caudiculatus 
     +--+                   
        |  +-- Lamprotulini 
        +--+                
           +-- Gonideini    

Zieritz et al., 2021 [Publ 4218], fig. 5

iTtTbiriSoTroTroSiD
110131277--
  +-------------- Chamberlainiini
  |                              
--+  +----------- Lamprotulini   
  |  |                           
  |  |     +----- Gonideini      
  +--+  +--+                     
     |  |  |  +-- Schepmania **     
     |  |  +--+                  
     +--+     +-- Pseudodontini  
        |                        
        |  +----- Ctenodesmini   
        +--+                     
           |  +-- Rectidentini   
           +--+                  
              +-- Contradentini  

Wu et al., 2024 [Publ 4350], fig. 5b

iTtTbiriSoTroTroSiD
110136347--
  +----------------------------- Schepmania **         
  |                                                 
  |  +-------------------------- Pseudodontini      
--+  |                                              
  |  |              +----------- Hyriopsis_bialata  
  |  |              |                               
  |  |  +-----------+        +-- Rectidens          
  +--+  |           |  +-----+                      
     |  |           |  |     +-- Ctenodesmini       
     |  |           +--+                            
     |  |              |  +----- Ensidens           
     |  |              +--+                         
     +--+                 |  +-- Hyriopsis_desowitzi
        |                 +--+                      
        |                    +-- Contradentini      
        |                                           
        |  +-------------------- Inversidens        
        |  |                                        
        |  |              +----- Lamprotula         
        +--+  +-----------+                         
           |  |           |  +-- Chamberlainiini    
           |  |           +--+                      
           +--+              +-- Potomida           
              |                                     
              |  +-------------- Sinosolenaia       
              |  |                                  
              +--+           +-- Gonidea            
                 |  +--------+                      
                 |  |        +-- Microcondylaea     
                 +--+                               
                    |  +-------- Koreosolenaia      
                    +--+                            
                       |  +----- Parvasolenaia      
                       +--+                         
                          |  +-- Postolata          
                          +--+                      
                             +-- Ptychorhynchus     

Dai et al., 2024 [Publ 4389], fig. 3

iTtTbiriSoTroTroSiD
110146417--
           +----- Ctenodesmini   
  +--------+                     
  |        |  +-- Rectidentini   
  |        +--+                  
--+           +-- Contradentini  
  |                              
  |  +----------- Chamberlainiini
  +--+                           
     |  +-------- Lamprotulini   
     +--+                        
        |  +----- Gonideini      
        +--+                     
           |  +-- Schepmania **     
           +--+                  
              +-- Pseudodontini  

Liu et al., 2024 [Publ 4380], fig. 5

iTtTbiriSoTroTroSiD
110136347--
              +-- Schepmania **     
  +-----------+                  
  |           +-- Pseudodontini  
--+                              
  |  +----------- Gonideini      
  |  |                           
  +--+        +-- Chamberlainiini
     |  +-----+                  
     |  |     +-- Lamprotulini   
     +--+                        
        |  +----- Ctenodesmini   
        +--+                     
           |  +-- Rectidentini   
           +--+                  
              +-- Contradentini  

Wu et al., 2024 [Publ 4350], fig. 6-7

iTtTbiriSoTroTroSiD
110136347--
  +----------- Chamberlainiini
  |                           
  |     +----- Ctenodesmini   
--+  +--+                     
  |  |  |  +-- Rectidentini   
  |  |  +--+                  
  |  |     +-- Contradentini  
  +--+                        
     |     +-- Schepmania **     
     |  +--+                  
     |  |  +-- Pseudodontini  
     +--+                     
        |  +-- Lamprotulini   
        +--+                  
           +-- Gonideini      

Jeratthitikul et al., 2025 [Publ 4423], fig. 1

iTtTbiriSoTroTroSiD
110149493--
     +-- Lamprotulini 
  +--+                
  |  +-- Gonideini    
--+                   
  |  +-- Schepmania **   
  +--+                
     +-- Pseudodontini

Dai et al., 2025 [Publ 4441], fig. 1

iTtTbiriSoTroTroSiD
110147427--
           +----- Ctenodesmini   
  +--------+                     
  |        |  +-- Rectidentini   
  |        +--+                  
--+           +-- Contradentini  
  |                              
  |  +----------- Chamberlainiini
  +--+                           
     |  +-------- Lamprotulini   
     +--+                        
        |  +----- Gonideini      
        +--+                     
           |  +-- Schepmania **     
           +--+                  
              +-- Pseudodontini  

Jeratthitikul et al., 2024 [Publ 4387], fig. 1

iTtTbiriSoTroTroSiD
110157577--
     +-------- Chamberlainiini
  +--+                        
  |  |  +----- Ctenodesmini   
  |  +--+                     
  |     |  +-- Rectidentini   
--+     +--+                  
  |        +-- Contradentini  
  |                           
  |  +-------- Lamprotulini   
  +--+                        
     |  +----- Gonideini      
     +--+                     
        |  +-- Schepmania **     
        +--+                  
           +-- Pseudodontini  

Wu et al., 2024 [Publ 4350], fig. 5a

iTtTbiriSoTroTroSiD
110136347--
  +-------------------------- Chamberlainiini
  |                                          
  |                    +----- Ctenodesmini   
--+  +-----------------+                     
  |  |                 |  +-- Rectidentini   
  |  |                 +--+                  
  |  |                    +-- Contradentini  
  +--+                                       
     |                    +-- Schepmania **     
     |  +-----------------+                  
     |  |                 +-- Pseudodontini  
     |  |                                    
     +--+                 +-- Inversidens    
        |  +--------------+                  
        |  |              +-- Lamprotulini   
        +--+                                 
           |  +-------------- Sinosolenaia   
           |  |                              
           +--+           +-- Gonidea        
              |  +--------+                  
              |  |        +-- Microcondylaea 
              +--+                           
                 |  +-------- Parvasolenaia  
                 +--+                        
                    |  +----- Koreosolenaia  
                    +--+                     
                       |  +-- Postolata      
                       +--+                  
                          +-- Ptychorhynchus 

Wu et al., 2024 [Publ 4350], fig. 5c

iTtTbiriSoTroTroSiD
1350136347--
  +----------------------------- Schepmania_nieuwenhuisi__1 **
  |                                                        
  +----------------------------- Schepmania_nieuwenhuisi__2 **
  |                                                        
  |  +-------------------------- Pseudodontini             
--+  |                                                     
  |  |                       +-- Ensidens                  
  |  |                       |                             
  |  |                       +-- Hyriopsis_desowitzi       
  |  |                       |                             
  +--+                       +-- Rectidens                 
     |  +--------------------+                             
     |  |                    +-- Hyriopsis_bialata         
     |  |                    |                             
     |  |                    +-- Ctenodesmini              
     |  |                    |                             
     +--+                    +-- Contradentini             
        |                                                  
        |  +-------------------- Inversidens               
        |  |                                               
        |  |              +----- Lamprotula                
        +--+  +-----------+                                
           |  |           |  +-- Chamberlainiini           
           |  |           +--+                             
           +--+              +-- Potomida                  
              |                                            
              |  +-------------- Sinosolenaia              
              |  |                                         
              +--+  +----------- Gonidea                   
                 |  |                                      
                 +--+----------- Microcondylaea            
                    |                                      
                    |  +-------- Koreosolenaia             
                    +--+                                   
                       |  +----- Parvasolenaia             
                       +--+                                
                          |  +-- Postolata                 
                          +--+                             
                             +-- Ptychorhynchus            

Wu et al., 2024 [Publ 4388], fig. 5

iTtTbiriSoTroTroSiD
110137357--
  +-------------- Chamberlainiini
  |                              
  |        +----- Ctenodesmini   
--+  +-----+                     
  |  |     |  +-- Rectidentini   
  |  |     +--+                  
  +--+        +-- Contradentini  
     |                           
     |  +-------- Lamprotulini   
     +--+                        
        |  +----- Gonideini      
        +--+                     
           |  +-- Schepmania **     
           +--+                  
              +-- Pseudodontini  
 
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