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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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Publication Zanatta & Murphy (2006): cladograms
     publication summary | cladograms

Complete Citation

Zanatta, D.T. & R.W. Murphy. 2006. Evolution of active host-attraction strategies in the freshwater mussel tribe Lampsilini (Bivalvia: Unionidae). Molecular Phylogenetics and Evolution 41(1): 195-208. Available electronically.

Cladogram Figures

(click the figure number to see the cladogram)

Cladogram Figure 1
  +----------------------------------------------------- Cumberlandia_monodonta     
  |                                                                                 
  |  +-------------------------------------------------- Pyganodon_grandis          
  |  |                                                                              
--+  |                                               +-- Amblema_plicata            
  |  |                                            +--+                              
  |  |                                            |  +-- Popenaias_popeii           
  |  |                                            |                                 
  +--+  +-----------------------------------------+  +-- Pleurobema_clava           
     |  |                                         |  |                              
     |  |                                         |  +-- Eurynia_dilatata           
     |  |                                         +--+                              
     |  |                                            +-- Pleuronaia_dolabelloides   
     |  |                                            |                              
     +--+                                            +-- Fusconaia_flava            
        |                                                                           
        |                                            +-- Cyrtonaias_tampicoensis    
        |  +-----------------------------------------+                              
        |  |                                         +-- Glebula_rotundata          
        |  |                                                                        
        |  |  +----------------------------------------- Paetulunio_fabalis         
        +--+  |                                                                     
           |  |                                +-------- Obliquaria_reflexa         
           |  |  +-----------------------------+                                    
           |  |  |                             |  +----- Toxolasma_texasiense       
           |  |  |                             +--+                                 
           +--+  |                                |  +-- Toxolasma_parvum           
              |  |                                +--+                              
              |  |                                   +-- Toxolasma_lividum          
              |  |                                                                  
              |  |  +----------------------------------- Sagittunio_nasutus         
              |  |  |                                                               
              +--+  |                                +-- Medionidus_conradicus      
                 |  |                          +-----+                              
                 |  |                          |     +-- Ptychobranchus_fasciolaris 
                 |  |                 +--------+                                    
                 |  |                 |        |  +----- Medionidus_acutissimus     
                 |  |                 |        |  |                                 
                 |  |                 |        +--+----- Lemiox_rimosus             
                 |  |                 |           |                                 
                 |  |  +--------------+           |  +-- Dromus_dromas              
                 +--+  |              |           +--+                              
                    |  |              |              +-- Cyprogenia_stegaria        
                    |  |              |                                             
                    |  |              |  +-------------- Potamilus_leptodon         
                    |  |              |  |                                          
                    |  |              +--+  +----------- Potamilus_fragilis         
                    |  |                 |  |                                       
                    |  |                 +--+        +-- Potamilus_alatus           
                    |  |                    |  +-----+                              
                    |  |                    |  |     +-- Potamilus_purpuratus       
                    |  |                    +--+                                    
                    +--+                       |  +----- Potamilus_inflatus         
                       |                       +--+                                 
                       |                          |  +-- Potamilus_ohiensis         
                       |                          +--+                              
                       |                             +-- Potamilus_amphichaenus     
                       |                                                            
                       |                          +----- Lampsilis_teres            
                       |  +-----------------------+                                 
                       |  |                       |  +-- Truncilla_truncata         
                       |  |                       +--+                              
                       |  |                          +-- Ellipsaria_lineolata       
                       |  |                                                         
                       |  |  +-------------------------- Leaunio_vanuxemensis       
                       +--+  |                                                      
                          |  |                       +-- Hamiota_australis          
                          |  |                    +--+                              
                          |  |                    |  +-- Hamiota_subangulata        
                          |  |              +-----+                                 
                          |  |              |     |  +-- Hamiota_altilis            
                          |  |              |     +--+                              
                          +--+              |        +-- Hamiota_perovalis          
                             |  +-----------+                                       
                             |  |           |        +-- Lampsilis_fasciola         
                             |  |           |  +-----+                              
                             |  |           |  |     +-- Ortmanniana_pectorosa      
                             |  |           +--+                                    
                             |  |              |  +----- Lampsilis_ornata           
                             |  |              +--+                                 
                             |  |                 |  +-- Lampsilis_ovata            
                             +--+                 +--+                              
                                |                    +-- Lampsilis_cardium          
                                |                                                   
                                |              +-------- Lampsilis_siliquoidea      
                                |  +-----------+                                    
                                |  |           |  +----- Ortmanniana_ligamentina    
                                |  |           +--+                                 
                                |  |              |  +-- Cambarunio_iris            
                                |  |              +--+                              
                                +--+                 +-- Ligumia_recta              
                                   |                                                
                                   |  +----------------- Venustaconcha_ellipsiformis
                                   |  |                                             
                                   |  |        +-------- Obovaria_olivaria          
                                   +--+  +-----+                                    
                                      |  |     |  +----- Obovaria_unicolor          
                                      |  |     +--+                                 
                                      |  |        |  +-- Obovaria_subrotunda        
                                      +--+        +--+                              
                                         |           +-- Obovaria_arkansasensis     
                                         |                                          
                                         |  +----------- Epioblasma_brevidens       
                                         +--+                                       
                                            |  +-------- Epioblasma_triquetra       
                                            +--+                                    
                                               |  +----- Epioblasma_rangiana        
                                               +--+                                 
                                                  |  +-- Epioblasma_walkeri         
                                                  +--+                              
                                                     +-- Epioblasma_capsaeformis    
Cladogram Figure 2
  +----------------------------------------------------- Pyganodon_grandis          
  |                                                                                 
  +----------------------------------------------------- Cumberlandia_monodonta     
  |                                                                                 
  |                                            +-------- Pleuronaia_dolabelloides   
  |                                            |                                    
--+  +-----------------------------------------+-------- Pleurobema_clava           
  |  |                                         |                                    
  |  |                                         |  +----- Fusconaia_flava            
  |  |                                         +--+                                 
  |  |                                            |  +-- Hemistena_lata             
  |  |                                            +--+                              
  |  |                                               +-- Eurynia_dilatata           
  +--+                                                                              
     |  +----------------------------------------------- Amblema_plicata            
     |  |                                                                           
     |  +----------------------------------------------- Popenaias_popeii           
     |  |                                                                           
     |  |                                         +----- Paetulunio_fabalis         
     |  |                                         |                                 
     |  |  +--------------------------------------+  +-- Toxolasma_parvum           
     +--+  |                                      |  |                              
        |  |                                      +--+-- Toxolasma_lividum          
        |  |                                         |                              
        |  |                                         +-- Toxolasma_texasiense       
        |  |                                                                        
        |  |                                      +----- Obliquaria_reflexa         
        |  |  +-----------------------------------+                                 
        +--+  |                                   |  +-- Glebula_rotundata          
           |  |                                   +--+                              
           |  |                                      +-- Cyrtonaias_tampicoensis    
           |  |                                                                     
           |  |                                   +----- Ptychobranchus_fasciolaris 
           |  |                                +--+                                 
           |  |                                |  |  +-- Dromus_dromas              
           |  |                                |  +--+                              
           +--+  +-----------------------------+     +-- Cyprogenia_stegaria        
              |  |                             |                                    
              |  |                             |  +----- Medionidus_conradicus      
              |  |                             +--+                                 
              |  |                                |  +-- Medionidus_acutissimus     
              |  |                                +--+                              
              |  |                                   +-- Lemiox_rimosus             
              |  |                                                                  
              |  |  +----------------------------------- Sagittunio_nasutus         
              |  |  |                                                               
              +--+  |                    +-------------- Potamilus_leptodon         
                 |  |                    |                                          
                 |  +--------------------+  +----------- Potamilus_fragilis         
                 |  |                    |  |                                       
                 |  |                    +--+        +-- Potamilus_alatus           
                 |  |                       |  +-----+                              
                 |  |                       |  |     +-- Potamilus_purpuratus       
                 |  |                       +--+                                    
                 |  |                          |  +----- Potamilus_inflatus         
                 |  |                          +--+                                 
                 +--+                             |  +-- Potamilus_ohiensis         
                    |                             +--+                              
                    |                                +-- Potamilus_amphichaenus     
                    |                                                               
                    |                                +-- Truncilla_truncata         
                    |  +-----------------------------+                              
                    |  |                             +-- Ellipsaria_lineolata       
                    |  |                                                            
                    |  |                             +-- Ortmanniana_pectorosa      
                    |  |                       +-----+                              
                    |  |                       |     +-- Lampsilis_fasciola         
                    |  |  +--------------------+                                    
                    +--+  |                    |  +----- Lampsilis_ornata           
                       |  |                    +--+                                 
                       |  |                       |  +-- Lampsilis_ovata            
                       |  |                       +--+                              
                       |  |                          +-- Lampsilis_cardium          
                       |  |                                                         
                       |  |                          +-- Ligumia_recta              
                       +--+                 +--------+                              
                          |                 |        +-- Cambarunio_iris            
                          |  +--------------+                                       
                          |  |              |  +-------- Lampsilis_teres            
                          |  |              |  |                                    
                          |  |              +--+     +-- Hamiota_australis          
                          |  |                 |  +--+                              
                          |  |                 |  |  +-- Hamiota_subangulata        
                          +--+                 +--+                                 
                             |                    |  +-- Hamiota_altilis            
                             |                    +--+                              
                             |                       +-- Hamiota_perovalis          
                             |                                                      
                             |  +----------------------- Leaunio_vanuxemensis       
                             |  |                                                   
                             +--+  +-------------------- Ortmanniana_ligamentina    
                                |  |                                                
                                +--+  +----------------- Lampsilis_siliquoidea      
                                   |  |                                             
                                   |  |  +-------------- Obovaria_olivaria          
                                   +--+  |                                          
                                      |  +-------------- Venustaconcha_ellipsiformis
                                      |  |                                          
                                      |  |        +----- Obovaria_unicolor          
                                      +--+--------+                                 
                                         |        |  +-- Obovaria_subrotunda        
                                         |        +--+                              
                                         |           +-- Obovaria_arkansasensis     
                                         |                                          
                                         |  +----------- Epioblasma_brevidens       
                                         +--+                                       
                                            |  +-------- Epioblasma_triquetra       
                                            +--+                                    
                                               |  +----- Epioblasma_rangiana        
                                               +--+                                 
                                                  |  +-- Epioblasma_walkeri         
                                                  +--+                              
                                                     +-- Epioblasma_capsaeformis    
 
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