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Taxonomy

all genera

Unionidae

Margaritiferidae

Hyriidae

Etheriidae

Mycetopodidae

Iridinidae


Species & Genus Richness by
Taxonomy

Geography

Summary

North America

Central America

South America

Afrotropics

North Eurasia

East Asia

Australasia


Species Richness & Endemism by
Geography

Data last updated
Mon 1 Dec 2025

Publication Aunins et al. (2018): cladograms

publication summary | cladograms

Complete Citation

Aunins, A.W., C.L. Morrison, H.S. Galbraith, M.S. Eackles, W.B. Schill & T.L. King. 2018. The complete mitochondrial genome sequences of two imperiled North American freshwater mussels: Alasmidonta heterodon and Alasmidonta varicosa. Mitochondrial DNA Part B: Resources 3(2): 1124-1126. Available electronically.

Cladogram Figures

(click the figure number to see the cladogram)

Cladogram Figure 1
                             +----- Cumberlandia_monodonta     
  +--------------------------+                                 
  |                          |  +-- Margaritifera_falcata      
  |                          +--+                              
  |                             +-- Margaritifera_dahurica     
  |                                                            
  |                       +-------- Quadrula_quadrula          
  |  +--------------------+                                    
  |  |                    |  +----- Toxolasma_parvum           
--+  |                    +--+                                 
  |  |                       |  +-- Lampsilis_ornata           
  |  |                       +--+                              
  |  |                          +-- Venustaconcha_ellipsiformis
  |  |                                                         
  |  |                          +-- Sinohyriopsis_cumingii     
  |  |                 +--------+                              
  |  |                 |        +-- Sinohyriopsis_schlegelii   
  +--+                 |                                       
     |  +--------------+        +-- Lamprotula_caveata         
     |  |              |  +-----+                              
     |  |              |  |     +-- Potomida_littoralis        
     |  |              +--+                                    
     |  |                 |  +----- Sinosolenaia_oleivora      
     |  |                 +--+                                 
     |  |                    |  +-- Ptychorhynchus_pfisteri    
     |  |                    +--+                              
     |  |                       +-- Sinosolenaia_carinata      
     +--+                                                      
        |  +----------------------- Lepidodesma_languilati     
        |  |                                                   
        |  |                 +----- Aculamprotula_tortuosa     
        |  |        +--------+                                 
        |  |        |        |  +-- Aculamprotula_coreana      
        |  |        |        +--+                              
        |  |        |           +-- Aculamprotula_tientsinensis
        |  |        |                                          
        |  |  +-----+     +-------- Nodularia_douglasiae       
        +--+  |     |  +--+                                    
           |  |     |  |  |  +----- Tchangsinaia_piscicula     
           |  |     |  |  +--+                                 
           |  |     |  |     |  +-- Cuneopsis_heudei           
           |  |     +--+     +--+                              
           |  |        |        +-- Schistodesmus_lampreyanus  
           |  |        |                                       
           |  |        |  +-------- Unio_tumidus               
           |  |        +--+                                    
           |  |           |  +----- Unio_nanus                 
           +--+           +--+                                 
              |              |  +-- Unio_pictorum              
              |              +--+                              
              |                 +-- Unio_delphinus             
              |                                                
              |              +----- Acuticosta_chinensis       
              |  +-----------+                                 
              |  |           |  +-- Lanceolaria_grayii         
              |  |           +--+                              
              |  |              +-- Lanceolaria_lanceolata     
              |  |                                             
              +--+        +-------- Cristaria_plicata          
                 |  +-----+                                    
                 |  |     |  +----- Anemina_arcaeformis        
                 |  |     +--+                                 
                 |  |        |  +-- Sinanodonta_woodiana       
                 |  |        +--+                              
                 +--+           +-- Sinanodonta_lucida         
                    |                                          
                    |           +-- Anodonta_anatina           
                    |  +--------+                              
                    |  |        +-- Anodonta_cygnea            
                    |  |                                       
                    +--+        +-- Prolasmidonta_heterodon    
                       |  +-----+                              
                       |  |     +-- Alasmidonta_varicosa       
                       +--+                                    
                          |  +----- Pyganodon_grandis          
                          +--+                                 
                             |  +-- Utterbackia_imbecillis     
                             +--+                              
                                +-- Utterbackia_peninsularis
 
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