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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 | Gonideinae

genus Caudiculatus Simpson, 1900: cladomics
     1 Recent valid species (1 total species)

Cladomics Summary

number of species = 1 (1 total)
analyzed in 2 cladograms in 2 publications
maximum number of terminals in an analysis = 1 (mean = 1, median = 1)


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

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

iTtTbiriSoTroTroSiD
11016311346--
     +----------------------------- Indopseudodon             
     |                                                        
     |                          +-- Lannanaia                 
  +--+  +-----------------------+                             
  |  |  |                       +-- Pilsbryoconcha            
  |  |  |                                                     
  |  +--+  +----------------------- Songkhlanaia              
  |     |  |                                                  
  |     |  |                    +-- Nyeinchanconcha           
  |     +--+  +-----------------+                             
  |        |  |                 +-- Sundadontina              
  |        |  |                                               
  |        |  |                 +-- Isannaia                  
  |        +--+              +--+                             
  |           |              |  +-- Namkongnaia               
  |           |  +-----------+                                
  |           |  |           |  +-- Thaiconcha                
  |           |  |           +--+                             
  |           +--+              +-- Bineurus                  
  |              |                                            
  |              |  +-------------- Pseudodon_walpolei        
  |              |  |                                         
  |              +--+  +----------- Pseudodon_vagulus         
  |                 |  |                                      
  |                 |  |     +----- Pseudodon_vondembuschianus
  |                 +--+  +--+                                
--+                    |  |  |  +-- Pseudodon_mekongi         
  |                    |  |  +--+                             
  |                    +--+     +-- Schepmania                
  |                       |                                   
  |                       |  +----- Pseudodon_lenyanensis__2  
  |                       +--+                                
  |                          |  +-- Pseudodon_inoscularis     
  |                          +--+                             
  |                             +-- Pseudodon_lenyanensis__1  
  |                                                           
  |                             +-- Chamberlainia             
  |           +-----------------+                             
  |           |                 +-- Sinohyriopsis             
  |        +--+                                               
  |        |  |  +----------------- Parvasolenaia             
  |        |  |  |                                            
  |        |  +--+  +-------------- Pseudopostolata           
  |        |     |  |                                         
  |        |     +--+  +----------- Koreosolenaia             
  |        |        |  |                                      
  |        |        +--+        +-- Cosmopseudodon            
  |        |           |  +-----+                             
  |        |           |  |     +-- Guiunio                   
  |        |           +--+                                   
  +--------+              |  +----- Ptychorhynchus            
           |              +--+                                
           |                 |  +-- Obovalis                  
           |                 +--+                             
           |                    +-- Postolata                 
           |                                                  
           |              +-------- Caudiculatus_caudiculatus ** 
           |     +--------+                                   
           |     |        |  +----- Lamprotula                
           |     |        +--+                                
           |     |           |  +-- Pronodularia              
           |     |           +--+                             
           +-----+              +-- Potomida                  
                 |                                            
                 |  +-------------- Sinosolenaia_carinata     
                 |  |                                         
                 |  |        +----- Gonidea                   
                 +--+  +-----+                                
                    |  |     |  +-- Microcondylaea            
                    |  |     +--+                             
                    +--+        +-- Leguminaia                
                       |                                      
                       |  +-------- Inversidens               
                       +--+                                   
                          |  +----- Sinosolenaia_recognita    
                          +--+                                
                             |  +-- Sinosolenaia_iridinea     
                             +--+                             
                                +-- Sinosolenaia_oleivora     

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

iTtTbiriSoTroTroSiD
110144336--
                    +-- Khairuloconcha           
           +--------+                            
           |        +-- Ctenodesma               
           |                                     
           |     +----- Ensidens                 
  +--------+  +--+                               
  |        |  |  |  +-- Rectidens                
  |        |  |  +--+                            
  |        |  |     +-- Hyriopsis                
  |        +--+                                  
  |           |     +-- Physunio                 
  |           |  +--+                            
  |           |  |  +-- Trapezoideus             
  |           +--+                               
--+              |  +-- Yaukthwa                 
  |              +--+                            
  |                 +-- Lens                     
  |                                              
  |           +-------- Caudiculatus_caudiculatus **
  |  +--------+                                  
  |  |        |  +----- Potomida                 
  |  |        +--+                               
  |  |           |  +-- Gonidea                  
  +--+           +--+                            
     |              +-- Microcondylaea           
     |                                           
     |  +-------------- Schepmania               
     |  |                                        
     +--+  +----------- Indopseudodon            
        |  |                                     
        +--+        +-- Pilsbryoconcha           
           |  +-----+                            
           |  |     +-- Pseudodon                
           +--+                                  
              |  +----- Sundadontina             
              +--+                               
                 |  +-- Thaiconcha               
                 +--+                            
                    +-- Bineurus                 
 
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