Bivalvia | Unionida | Unionoidea | Unionidae | Ambleminae | Lampsilini

genus Obliquaria Rafinesque, 1820: cladomics

1 Recent valid species (1 total species)

Cladomics pages are experimental — even more so than the rest of this site!

The purpose of the cladomics pages for each genus and family-group level taxon is to provide statistics and references indicating the extent to which published phylogenetic work supports the classification used here.

The Cladomics Summary provides an overview of the number of studies that have included terminal species representing this taxon as well as an indication of how frequently it has been recovered as monophyletic.

Following the summary, the available published clades representing the taxon are listed.

For more information, visit the Cladomics FARQ (frequently asked rhetorical questions) page. Abbreviations for the various statistics are explained on the FARQ!

Cladomics Summary

number of species = 1 (1 total)
analyzed in 54 cladograms in 33 publications
maximum number of terminals in an analysis = 1 (mean = 1, median = 1)

Cladograms

Zanatta & Murphy, 2006 [Publ 2672], fig. 1

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

iTtTbiriSoTroTroSiD
1 1 0 1 55 47 22 -- 
                                   +-- Cyrtonaias             
  +--------------------------------+                          
  |                                +-- Glebula                
  |                                                           
--+  +-------------------------------- Paetulunio             
  |  |                                                        
  |  |                             +-- Obliquaria_reflexa **     
  +--+  +--------------------------+                          
     |  |                          +-- Toxolasma              
     |  |                                                     
     |  |  +-------------------------- Sagittunio             
     +--+  |                                                  
        |  |              +----------- Potamilus              
        |  |              |                                   
        |  |  +-----------+        +-- Medionidus_conradicus  
        |  |  |           |  +-----+                          
        +--+  |           |  |     +-- Ptychobranchus         
           |  |           +--+                                
           |  |              |  +----- Medionidus_acutissimus 
           |  |              |  |                             
           |  |              +--+----- Lemiox                 
           |  |                 |                             
           |  |                 |  +-- Dromus                 
           +--+                 +--+                          
              |                    +-- Cyprogenia             
              |                                               
              |                 +----- Lampsilis_teres        
              |  +--------------+                             
              |  |              |  +-- Truncilla              
              |  |              +--+                          
              |  |                 +-- Ellipsaria             
              |  |                                            
              +--+  +----------------- Leaunio                
                 |  |                                         
                 |  |     +----------- Hamiota                
                 |  |     |                                   
                 |  |  +--+        +-- Lampsilis_fasciola     
                 +--+  |  |  +-----+                          
                    |  |  |  |     +-- Ortmanniana_pectorosa  
                    |  |  +--+                                
                    |  |     |  +----- Lampsilis_ornata       
                    |  |     +--+                             
                    |  |        |  +-- Lampsilis_ovata        
                    +--+        +--+                          
                       |           +-- Lampsilis_cardium      
                       |                                      
                       |        +----- Venustaconcha          
                       |  +-----+                             
                       |  |     |  +-- Obovaria               
                       |  |     +--+                          
                       +--+        +-- Epioblasma             
                          |                                   
                          |  +-------- Lampsilis_siliquoidea  
                          +--+                                
                             |  +----- Ortmanniana_ligamentina
                             +--+                             
                                |  +-- Cambarunio             
                                +--+                          
                                   +-- Ligumia

Huang et al., 2019 [Publ 3843], fig. 2

iTtTbiriSoTroTroSiD
1 1 0 1 200 13 11 -- 
-- Obliquaria_reflexa **

Huang et al., 2002 [Publ 2657], fig. 2

iTtTbiriSoTroTroSiD
1 1 0 1 33 7 6 -- 
-- Obliquaria_reflexa **

Lydeard et al., 1996 [Publ 2656], fig. 3

iTtTbiriSoTroTroSiD
1 1 0 1 26 8 6 -- 
-- Obliquaria_reflexa **

Graf & Cummings, 2006 [Publ 1968], fig. 2

iTtTbiriSoTroTroSiD
1 1 0 1 46 7 7 -- 
  +-------------- Obliquaria_reflexa **
  |                                 
  +-------------- Truncilla         
--+                                 
  +-------------- Ptychobranchus    
  |                                 
  |  +----------- Ligumia           
  +--+                              
     |  +-------- Cambarunio        
     +--+                           
        |  +----- Epioblasma        
        +--+                        
           |  +-- Lampsilis         
           +--+                     
              +-- Ortmanniana

Wu et al., 2023 [Publ 4339], fig. 5

iTtTbiriSoTroTroSiD
1 1 0 1 18 3 3 -- 
  +-------- Obliquaria_reflexa **
--+                           
  |  +----- Truncilla         
  +--+                        
     |  +-- Lampsilis         
     +--+                     
        +-- Potamilus

Serb, 2006 [Publ 2678], fig. 4

iTtTbiriSoTroTroSiD
1 1 0 1 6 6 4 -- 
  +-------------------- Obliquaria_reflexa **    
  |                                           
  +-------------------- Lampsilis             
--+                                           
  |  +----------------- Ptychobranchus        
  |  |                                        
  +--+              +-- Cyprogenia_aberti__5  
     |  +-----------+                         
     |  |           +-- Dromus                
     +--+                                     
        |  +----------- Cyprogenia_aberti__4  
        |  |                                  
        +--+  +-------- Cyprogenia_aberti__3  
           |  |                               
           +--+  +----- Cyprogenia_stegaria__2
              |  |                            
              +--+----- Cyprogenia_aberti__2  
                 |                            
                 |  +-- Cyprogenia_stegaria__1
                 +--+                         
                    +-- Cyprogenia_aberti__1

Lydeard et al., 1996 [Publ 2656], fig. 4

iTtTbiriSoTroTroSiD
1 1 0 1 27 8 6 -- 
  +-------------------- Obliquaria_reflexa **  
--+                                         
  |  +----------------- Medionidus          
  +--+                                      
     |  +-------------- Ptychobranchus      
     +--+                                   
        |  +----------- Potamilus_fragilis  
        +--+                                
           |  +-------- Potamilus_purpuratus
           +--+                             
              |  +----- Ellipsaria          
              +--+                          
                 |  +-- Villosa             
                 +--+                       
                    +-- Lampsilis

Krebs et al., 2003 [Publ 2691], fig. 3

iTtTbiriSoTroTroSiD
1 1 0 1 32 10 7 -- 
-- Obliquaria_reflexa **

Serb, 2006 [Publ 2678], fig. 3

iTtTbiriSoTroTroSiD
1 1 0 1 6 6 4 -- 
  +-------------------- Obliquaria_reflexa **    
  |                                           
  +-------------------- Lampsilis             
--+                                           
  |  +----------------- Ptychobranchus        
  |  |                                        
  +--+              +-- Cyprogenia_aberti__5  
     |  +-----------+                         
     |  |           +-- Dromus                
     +--+                                     
        |  +----------- Cyprogenia_aberti__4  
        |  |                                  
        +--+  +-------- Cyprogenia_aberti__3  
           |  |                               
           +--+  +----- Cyprogenia_stegaria__2
              |  |                            
              +--+----- Cyprogenia_aberti__2  
                 |                            
                 |  +-- Cyprogenia_stegaria__1
                 +--+                         
                    +-- Cyprogenia_aberti__1

Campbell et al., 2005 [Publ 2660], fig. 1

iTtTbiriSoTroTroSiD
1 1 0 1 101 42 22 -- 
                       +-------- Toxolasma                     
  +--------------------+                                       
  |                    |  +----- Obliquaria_reflexa **            
  |                    +--+                                    
  |                       |  +-- Cyrtonaias                    
  |                       +--+                                 
  |                          +-- Glebula                       
  |                                                            
  |              +-------------- Potamilus                     
  |              |                                             
  |              |     +-------- Medionidus_acutissimus        
--+              |  +--+                                       
  |  +-----------+  |  |  +----- Lemiox                        
  |  |           |  |  +--+                                    
  |  |           |  |     |  +-- Dromus                        
  |  |           |  |     +--+                                 
  |  |           +--+        +-- Cyprogenia                    
  |  |              |                                          
  |  |              |        +-- Sagittunio                    
  |  |              |     +--+                                 
  |  |              |     |  +-- Medionidus_conradicus         
  +--+              +-----+                                    
     |                    |  +-- Ptychobranchus                
     |                    +--+                                 
     |                       +-- Venustaconcha_ellipsiformis__2
     |                                                         
     |                       +-- Ellipsaria                    
     |  +--------------------+                                 
     |  |                    +-- Truncilla                     
     |  |                                                      
     |  |  +-------------------- Villosa                       
     +--+  |                                                   
        |  |                 +-- Obovaria_olivaria             
        |  |        +--------+                                 
        |  |        |        +-- Venustaconcha_ellipsiformis__1
        |  |  +-----+                                          
        +--+  |     |  +-------- Epioblasma                    
           |  |     +--+                                       
           |  |        |  +----- Obovaria_unicolor             
           |  |        +--+                                    
           |  |           |  +-- Obovaria_arkansasensis        
           |  |           +--+                                 
           |  |              +-- Obovaria_subrotunda           
           +--+                                                
              |        +-------- Hamiota                       
              |        |                                       
              |  +-----+     +-- Lampsilis_cardium             
              |  |     |  +--+                                 
              |  |     |  |  +-- Lampsilis_ovata               
              |  |     +--+                                    
              |  |        |  +-- Ortmanniana_pectorosa         
              +--+        +--+                                 
                 |           +-- Lampsilis_ornata              
                 |                                             
                 |           +-- Ligumia                       
                 |  +--------+                                 
                 |  |        +-- Cambarunio                    
                 +--+                                          
                    |  +-------- Lampsilis_teres               
                    +--+                                       
                       |  +----- Ortmanniana_ligamentina       
                       +--+                                    
                          |  +-- Lampsilis_siliquoidea         
                          +--+                                 
                             +-- Leaunio

Wu et al., 2021 [Publ 4366], fig. 2_I

iTtTbiriSoTroTroSiD
1 1 0 1 90 3 3 -- 
  +-------- Obliquaria_reflexa **
--+                           
  |  +----- Potamilus         
  +--+                        
     |  +-- Lampsilis         
     +--+                     
        +-- Truncilla

Burlakova et al., 2019 [Publ 3899], fig. 1

iTtTbiriSoTroTroSiD
1 1 0 1 32 25 17 -- 
-- Obliquaria_reflexa **

Smith et al., 2019 [Publ 3951], fig. 2

iTtTbiriSoTroTroSiD
1 1 0 1 40 35 19 -- 
  +----------------------- Obliquaria_reflexa **     
  |                                               
  |                    +-- Medionidus             
  |                 +--+                          
  |                 |  +-- Lemiox                 
--+  +--------------+                             
  |  |              |  +-- Cyprogenia             
  |  |              +--+                          
  |  |                 +-- Ptychobranchus         
  |  |                                            
  +--+           +-------- Potamilus              
     |  +--------+                                
     |  |        |  +----- Atlanticoncha          
     |  |        +--+                             
     |  |           |  +-- Ellipsaria             
     |  |           +--+                          
     +--+              +-- Truncilla              
        |                                         
        |              +-- Hamiota                
        |  +-----------+                          
        |  |           +-- Villosa                
        |  |                                      
        +--+  +----------- Ligumia                
           |  |                                   
           |  |     +----- Venustaconcha          
           +--+  +--+                             
              |  |  |  +-- Obovaria               
              |  |  +--+                          
              +--+     +-- Epioblasma             
                 |                                
                 |  +----- Ortmanniana_pectorosa  
                 +--+                             
                    |  +-- Ortmanniana_ligamentina
                    +--+                          
                       +-- Lampsilis

Freeman et al., 2025 [Publ 4443], fig. 3

iTtTbiriSoTroTroSiD
1 1 0 1 11 3 3 -- 
  +-------- Toxolasma         
--+                           
  |  +----- Obliquaria_reflexa **
  +--+                        
     |  +-- Glebula           
     +--+                     
        +-- Cyrtonaias

Freeman et al., 2025 [Publ 4443], fig. 4

iTtTbiriSoTroTroSiD
1 1 0 1 11 3 3 -- 
-- Obliquaria_reflexa **

Porto-Hannes et al., 2021 [Publ 4227], fig. 3

iTtTbiriSoTroTroSiD
1 1 0 1 14 8 3 -- 
           +-- Obovaria             
  +--------+                        
  |        +-- Ortmanniana          
  |                                 
  |        +-- Obliquaria_reflexa **   
  +--------+                        
--+        +-- Lampsilis_ornata     
  |                                 
  |     +----- Lampsilis_radiata__2 
  |  +--+                           
  |  |  |  +-- Lampsilis_siliquoidea
  |  |  +--+                        
  +--+     +-- Lampsilis_radiata__1 
     |                              
     |  +----- Lampsilis_virescens  
     +--+                           
        |  +-- Lampsilis_hydiana    
        +--+                        
           +-- Lampsilis_straminea

Serb et al., 2003 [Publ 2659], fig. 2

iTtTbiriSoTroTroSiD
1 1 0 1 28 6 5 -- 
-- Obliquaria_reflexa **

Inoue et al., 2018 [Publ 3858], fig. 1_3a-c

iTtTbiriSoTroTroSiD
1 1 0 1 103 10 7 -- 
-- Obliquaria_reflexa **

Rosenberg et al., 1997 [Publ 2720], fig. 2B

iTtTbiriSoTroTroSiD
1 1 0 1 21 2 1 -- 
-- Obliquaria_reflexa **

Roe & Lydeard, 1998 [Publ 2693], fig. 3

iTtTbiriSoTroTroSiD
1 1 0 1 9 8 2 -- 
-- Obliquaria_reflexa **

Szumowski et al., 2012 [Publ 3569], fig. 4

iTtTbiriSoTroTroSiD
1 1 0 1 15 14 9 -- 
  +----------------------- Ellipsaria           
  |                                             
--+  +-------------------- Truncilla            
  |  |                                          
  +--+  +----------------- Obliquaria_reflexa **   
     |  |                                       
     |  |  +-------------- Potamilus            
     +--+  |                                    
        |  |        +----- Lampsilis_ornata     
        |  |  +-----+                           
        |  |  |     |  +-- Lampsilis_cardium    
        +--+  |     +--+                        
           |  |        +-- Lampsilis_ovata      
           |  |                                 
           |  |  +-------- Lampsilis_teres      
           |  +--+                              
           +--+  |  +----- Lampsilis_siliquoidea
              |  +--+                           
              |     |  +-- Ortmanniana          
              |     +--+                        
              |        +-- Lampsilis_higginsii  
              |                                 
              |     +----- Hamiota              
              |     |                           
              +-----+  +-- Epioblasma           
                    |  |                        
                    +--+-- Cambarunio           
                       |                        
                       +-- Ligumia

Zanatta & Murphy, 2006 [Publ 2672], fig. 2

iTtTbiriSoTroTroSiD
1 1 0 1 56 47 22 -- 
                                      +-- Paetulunio             
  +-----------------------------------+                          
  |                                   +-- Toxolasma              
  |                                                              
  |                                +----- Obliquaria_reflexa **     
  |  +-----------------------------+                             
--+  |                             |  +-- Glebula                
  |  |                             +--+                          
  |  |                                +-- Cyrtonaias             
  |  |                                                           
  |  |                             +----- Ptychobranchus         
  |  |                          +--+                             
  +--+                          |  |  +-- Dromus                 
     |                          |  +--+                          
     |  +-----------------------+     +-- Cyprogenia             
     |  |                       |                                
     |  |                       |  +----- Medionidus_conradicus  
     |  |                       +--+                             
     |  |                          |  +-- Medionidus_acutissimus 
     |  |                          +--+                          
     +--+                             +-- Lemiox                 
        |                                                        
        |  +----------------------------- Sagittunio             
        |  |                                                     
        |  +----------------------------- Potamilus              
        |  |                                                     
        |  |                          +-- Truncilla              
        +--+  +-----------------------+                          
           |  |                       +-- Ellipsaria             
           |  |                                                  
           |  |                       +-- Ortmanniana_pectorosa  
           |  |                 +-----+                          
           |  |                 |     +-- Lampsilis_fasciola     
           +--+  +--------------+                                
              |  |              |  +----- Lampsilis_ornata       
              |  |              +--+                             
              |  |                 |  +-- Lampsilis_ovata        
              |  |                 +--+                          
              |  |                    +-- Lampsilis_cardium      
              +--+                                               
                 |                    +-- Ligumia                
                 |                 +--+                          
                 |                 |  +-- Cambarunio             
                 |  +--------------+                             
                 |  |              |  +-- Lampsilis_teres        
                 |  |              +--+                          
                 +--+                 +-- Hamiota                
                    |                                            
                    |  +----------------- Leaunio                
                    |  |                                         
                    +--+  +-------------- Ortmanniana_ligamentina
                       |  |                                      
                       +--+  +----------- Lampsilis_siliquoidea  
                          |  |                                   
                          +--+  +-------- Obovaria_olivaria      
                             |  |                                
                             |  +-------- Venustaconcha          
                             +--+                                
                                +-------- Epioblasma             
                                |                                
                                |  +----- Obovaria_unicolor      
                                +--+                             
                                   |  +-- Obovaria_subrotunda    
                                   +--+                          
                                      +-- Obovaria_arkansasensis

Roe et al., 2002 [Publ 2689], fig. 3a

iTtTbiriSoTroTroSiD
1 1 0 1 9 9 4 -- 
  +----- Ligumia           
  |                        
  +----- Obliquaria_reflexa **
--+                        
  +----- Lampsilis         
  |                        
  |  +-- Villosa           
  +--+                     
     +-- Hamiota

Campbell & Lydeard, 2012 [Publ 3309], fig. 3

iTtTbiriSoTroTroSiD
1 1 0 1 72 14 10 -- 
  +----------------- Obliquaria_reflexa **    
  |                                        
  |           +----- Potamilus             
--+  +--------+                            
  |  |        |  +-- Dromus                
  |  |        +--+                         
  +--+           +-- Lemiox                
     |                                     
     |  +----------- Lampsilis_ovata       
     |  |                                  
     +--+  +-------- Lampsilis_virescens   
        |  |                               
        +--+     +-- Epioblasma            
           |  +--+                         
           |  |  +-- Obovaria_arkansasensis
           +--+                            
              |  +-- Obovaria_olivaria     
              +--+                         
                 +-- Venustaconcha

Hoeh et al., 2009 [Publ 2716], fig. 5

iTtTbiriSoTroTroSiD
1 1 0 1 45 6 6 -- 
-- Obliquaria_reflexa **

Huang et al., 2002 [Publ 2657], fig. 1

iTtTbiriSoTroTroSiD
1 1 0 1 33 7 6 -- 
-- Obliquaria_reflexa **

Roe, 2013 [Publ 3571], fig. 4

iTtTbiriSoTroTroSiD
1 1 0 1 10 10 5 -- 
  +----------- Obliquaria_reflexa **
  |                              
--+----------- Lampsilis         
  |                              
  |  +-------- Medionidus        
  +--+                           
     |  +----- Ptychobranchus    
     +--+                        
        |  +-- Cyprogenia        
        +--+                     
           +-- Dromus

Porto-Hannes et al., 2019 [Publ 3969], fig. 3

iTtTbiriSoTroTroSiD
1 1 0 1 17 16 5 -- 
-- Obliquaria_reflexa **

Rosenberg et al., 1994 [Publ 2719], fig. 3

iTtTbiriSoTroTroSiD
1 1 0 1 18 2 1 -- 
-- Obliquaria_reflexa **

Huang et al., 2019 [Publ 3843], fig. S4

iTtTbiriSoTroTroSiD
1 1 0 1 200 13 11 -- 
-- Obliquaria_reflexa **

Serb, 2006 [Publ 2678], fig. 2

iTtTbiriSoTroTroSiD
1 1 0 1 6 6 4 -- 
  +-------------- Obliquaria_reflexa **    
  |                                     
  |           +-- Ptychobranchus        
  +-----------+                         
--+           +-- Lampsilis             
  |                                     
  |           +-- Cyprogenia_aberti__6  
  |  +--------+                         
  |  |        +-- Dromus                
  +--+                                  
     |  +-------- Cyprogenia_aberti__5  
     |  |                               
     +--+  +----- Cyprogenia_aberti__4  
        |  |                            
        |  |  +-- Cyprogenia_stegaria__1
        +--+  |                         
           |  +-- Cyprogenia_stegaria__2
           |  |                         
           +--+-- Cyprogenia_aberti__1  
              |                         
              +-- Cyprogenia_aberti__2  
              |                         
              +-- Cyprogenia_aberti__3

Chapman et al., 2008 [Publ 2744], fig. 2

iTtTbiriSoTroTroSiD
1 1 0 1 20 12 10 -- 
  +-------------------------- Toxolasma          
  |                                              
--+  +----------------------- Obliquaria_reflexa ** 
  |  |                                           
  |  |                    +-- Cyrtonaias         
  +--+  +-----------------+                      
     |  |                 +-- Glebula            
     |  |                                        
     +--+                 +-- Ptychobranchus     
        |  +--------------+                      
        |  |              +-- Lemiox             
        |  |                                     
        +--+              +-- Venustaconcha      
           |  +-----------+                      
           |  |           +-- Obovaria           
           +--+                                  
              |  +----------- Hamiota            
              +--+                               
                 |  +-------- Lampsilis_ovata    
                 +--+                            
                    |  +----- Ortmanniana        
                    +--+                         
                       |  +-- Lampsilis_straminea
                       +--+                      
                          +-- Lampsilis_hydiana

Smith et al., 2020 [Publ 4129], fig. 1

iTtTbiriSoTroTroSiD
1 1 0 1 27 19 7 -- 
  +-------------- Obliquaria_reflexa **
  |                                 
--+  +----------- Cyrtonaias        
  |  |                              
  |  |        +-- Pachynaias        
  +--+  +-----+                     
     |  |     +-- Lampsilis         
     |  |                           
     +--+     +-- Ellipsaria        
        |  +--+                     
        |  |  +-- Truncilla         
        +--+                        
           |  +-- Atlanticoncha     
           +--+                     
              +-- Potamilus

Pfeiffer et al., 2019 [Publ 3937], fig. 6

iTtTbiriSoTroTroSiD
1 1 0 1 56 4 4 -- 
  +----------- Obliquaria_reflexa **
--+                              
  |  +-------- Cyrtonaias        
  +--+                           
     |  +----- Leaunio           
     +--+                        
        |  +-- Lampsilis         
        +--+                     
           +-- Pachynaias

Smith et al., 2020 [Publ 4129], fig. 2-3

iTtTbiriSoTroTroSiD
1 1 0 1 27 19 7 -- 
  +-------------- Obliquaria_reflexa **
  |                                 
--+  +----------- Cyrtonaias        
  |  |                              
  |  |        +-- Pachynaias        
  +--+  +-----+                     
     |  |     +-- Lampsilis         
     |  |                           
     +--+     +-- Ellipsaria        
        |  +--+                     
        |  |  +-- Truncilla         
        +--+                        
           |  +-- Atlanticoncha     
           +--+                     
              +-- Potamilus

Campbell & Lydeard, 2012 [Publ 3309], fig. 1-2

iTtTbiriSoTroTroSiD
1 1 0 1 72 14 10 -- 
  +-------------- Potamilus_alatus      
  |                                     
  +-------------- Potamilus_capax       
  |                                     
  +-------------- Glebula               
  |                                     
  |           +-- Toxolasma             
  +-----------+                         
--+           +-- Paetulunio            
  |                                     
  |           +-- Dromus                
  +-----------+                         
  |           +-- Lemiox                
  |                                     
  |           +-- Lampsilis_ovata       
  |  +--------+                         
  |  |        +-- Obliquaria_reflexa **    
  +--+                                  
     |  +-------- Lampsilis_virescens   
     |  |                               
     +--+     +-- Epioblasma            
        |  +--+                         
        |  |  +-- Obovaria_arkansasensis
        +--+                            
           |  +-- Obovaria_olivaria     
           +--+                         
              +-- Venustaconcha

Wu et al., 2021 [Publ 4366], fig. 6

iTtTbiriSoTroTroSiD
1 1 0 1 90 3 3 -- 
  +-------- Obliquaria_reflexa **
--+                           
  |  +----- Potamilus         
  +--+                        
     |  +-- Lampsilis         
     +--+                     
        +-- Truncilla

Serb et al., 2003 [Publ 2659], fig. 3

iTtTbiriSoTroTroSiD
1 1 0 1 28 6 5 -- 
-- Obliquaria_reflexa **

Campbell et al., 2005 [Publ 2660], fig. 2

iTtTbiriSoTroTroSiD
1 1 0 1 101 42 22 -- 
           +----- Obliquaria_reflexa **            
  +--------+                                    
  |        |  +-- Cyrtonaias                    
  |        +--+                                 
  |           +-- Glebula                       
  |                                             
  |  +----------- Sagittunio                    
  |  |                                          
  |  +----------- Leaunio                       
  |  |                                          
  |  +----------- Potamilus                     
  |  |                                          
  |  +----------- Hamiota                       
  |  |                                          
  |  |        +-- Ellipsaria                    
--+  +--------+                                 
  |  |        +-- Truncilla                     
  |  |                                          
  |  |     +----- Lampsilis_teres               
  |  +-----+                                    
  |  |     |  +-- Ortmanniana_ligamentina       
  |  |     +--+                                 
  |  |        +-- Lampsilis_siliquoidea         
  |  |                                          
  |  |     +----- Villosa                       
  |  +-----+                                    
  |  |     |  +-- Ligumia                       
  |  |     +--+                                 
  |  |        +-- Cambarunio                    
  |  |                                          
  +--+  +-------- Ortmanniana_pectorosa         
     +--+                                       
     |  |  +----- Lampsilis_ornata              
     |  +--+                                    
     |     |  +-- Lampsilis_cardium             
     |     +--+                                 
     |        +-- Lampsilis_ovata               
     |                                          
     |  +-------- Obovaria_olivaria             
     |  |                                       
     |  +-------- Venustaconcha_ellipsiformis__2
     +--+                                       
     |  +-------- Epioblasma                    
     |  |                                       
     |  |  +----- Obovaria_unicolor             
     |  +--+                                    
     |     |  +-- Obovaria_arkansasensis        
     |     +--+                                 
     |        +-- Obovaria_subrotunda           
     |                                          
     |        +-- Ptychobranchus                
     |  +-----+                                 
     |  |     +-- Venustaconcha_ellipsiformis__1
     |  |                                       
     +--+  +----- Medionidus_conradicus         
        |  |                                    
        |  |  +-- Lemiox                        
        +--+--+                                 
           |  +-- Medionidus_acutissimus        
           |                                    
           |  +-- Dromus                        
           +--+                                 
              +-- Cyprogenia

Jadhav & Jamkhedkar, 2009 [Publ 3697], fig. 11

iTtTbiriSoTroTroSiD
1 1 0 1 24 7 7 -- 
  +----------- Truncilla         
  |                              
--+        +-- Lampsilis         
  |  +-----+                     
  |  |     +-- Epioblasma        
  +--+                           
     |  +----- Ligumia           
     +--+                        
        |  +-- Obliquaria_reflexa **
        +--+                     
           +-- Ortmanniana

Freeman et al., 2025 [Publ 4443], fig. 5

iTtTbiriSoTroTroSiD
1 1 0 1 10 2 2 -- 
  +----- Obliquaria_reflexa **
--+                        
  |  +-- Glebula           
  +--+                     
     +-- Cyrtonaias

Graf, 2002 [Publ 2651], fig. 2

iTtTbiriSoTroTroSiD
1 1 0 1 17 1 1 -- 
  +-- Lampsilis         
--+                     
  +-- Obliquaria_reflexa **

Hoeh et al., 2009 [Publ 2716], fig. 3

iTtTbiriSoTroTroSiD
1 1 0 1 46 7 7 -- 
-- Obliquaria_reflexa **

Huang et al., 2019 [Publ 3843], fig. S3

iTtTbiriSoTroTroSiD
1 1 0 1 198 13 11 -- 
-- Obliquaria_reflexa **

Pfeiffer et al., 2019 [Publ 3937], fig. 4-5

iTtTbiriSoTroTroSiD
1 1 0 1 56 4 4 -- 
  +----------- Obliquaria_reflexa **
--+                              
  |  +-------- Cyrtonaias        
  +--+                           
     |  +----- Leaunio           
     +--+                        
        |  +-- Lampsilis         
        +--+                     
           +-- Pachynaias

Hoeh et al., 2009 [Publ 2716], fig. 4

iTtTbiriSoTroTroSiD
1 1 0 1 45 7 7 -- 
-- Obliquaria_reflexa **

Serb & Barnhart, 2008 [Publ 2674], fig. 3

iTtTbiriSoTroTroSiD
1 1 0 1 6 6 4 -- 
  +-------------------------- Lampsilis             
  |                                                 
--+  +----------------------- Obliquaria_reflexa **    
  |  |                                              
  +--+  +-------------------- Ptychobranchus        
     |  |                                           
     +--+                 +-- Cyprogenia_aberti__6  
        |  +--------------+                         
        |  |              +-- Dromus                
        +--+                                        
           |  +-------------- Cyprogenia_aberti__4  
           |  |                                     
           +--+  +----------- Cyprogenia_aberti__3  
              |  |                                  
              +--+  +-------- Cyprogenia_aberti__5  
                 |  |                               
                 +--+  +----- Cyprogenia_stegaria__2
                    |  |                            
                    +--+----- Cyprogenia_aberti__2  
                       |                            
                       |  +-- Cyprogenia_stegaria__1
                       +--+                         
                          +-- Cyprogenia_aberti__1

Serb & Barnhart, 2008 [Publ 2674], fig. 4

iTtTbiriSoTroTroSiD
1 1 0 1 6 6 4 -- 
  +----------------------- Obliquaria_reflexa **    
  |                                              
  +----------------------- Lampsilis             
--+                                              
  |  +-------------------- Ptychobranchus        
  |  |                                           
  +--+                 +-- Cyprogenia_aberti__6  
     |  +--------------+                         
     |  |              +-- Dromus                
     +--+                                        
        |  +-------------- Cyprogenia_aberti__5  
        |  |                                     
        +--+  +----------- Cyprogenia_aberti__4  
           |  |                                  
           +--+  +-------- Cyprogenia_aberti__3  
              |  |                               
              +--+  +----- Cyprogenia_stegaria__2
                 |  |                            
                 +--+----- Cyprogenia_aberti__2  
                    |                            
                    |  +-- Cyprogenia_stegaria__1
                    +--+                         
                       +-- Cyprogenia_aberti__1

Chapman et al., 2008 [Publ 2667], fig. 1

iTtTbiriSoTroTroSiD
1 1 0 1 20 12 10 -- 
  +-------------------------- Toxolasma          
  |                                              
--+  +----------------------- Obliquaria_reflexa ** 
  |  |                                           
  |  |                    +-- Cyrtonaias         
  +--+  +-----------------+                      
     |  |                 +-- Glebula            
     |  |                                        
     +--+                 +-- Ptychobranchus     
        |  +--------------+                      
        |  |              +-- Lemiox             
        |  |                                     
        +--+              +-- Venustaconcha      
           |  +-----------+                      
           |  |           +-- Obovaria           
           +--+                                  
              |  +----------- Hamiota            
              +--+                               
                 |  +-------- Lampsilis_ovata    
                 +--+                            
                    |  +----- Ortmanniana        
                    +--+                         
                       |  +-- Lampsilis_straminea
                       +--+                      
                          +-- Lampsilis_hydiana

Porto-Hannes et al., 2019 [Publ 3969], fig. 2

iTtTbiriSoTroTroSiD
1 1 0 1 17 16 5 -- 
  +----------------------- Obliquaria_reflexa **   
  |                                             
  |                    +-- Cambarunio           
  |  +-----------------+                        
  |  |                 +-- Leaunio              
--+  |                                          
  |  |        +----------- Lampsilis_teres      
  |  |        |                                 
  |  +--------+  +-------- Ortmanniana          
  |  |        |  |                              
  |  |        +--+     +-- Lampsilis_hydiana    
  +--+           |  +--+                        
     |           |  |  +-- Lampsilis_virescens  
     |           +--+                           
     |              |  +-- Lampsilis_siliquoidea
     |              +--+                        
     |                 +-- Lampsilis_radiata    
     |                                          
     |  +----------------- Obovaria             
     |  |                                       
     +--+  +-------------- Lampsilis_bracteata  
        |  |                                    
        +--+  +----------- Lampsilis_ornata     
           |  |                                 
           +--+  +-------- Lampsilis_ovata      
              |  |                              
              +--+  +----- Lampsilis_cardium__3 
                 |  |                           
                 +--+  +-- Lampsilis_satura     
                    |  |                        
                    +--+-- Lampsilis_cardium__1 
                       |                        
                       +-- Lampsilis_cardium__2

Boyer et al., 2011 [Publ 2718], fig. 3

iTtTbiriSoTroTroSiD
1 1 0 1 34 15 9 -- 
  +----------- Toxolasma            
  |                                 
  |  +-------- Obliquaria_reflexa **   
--+  |                              
  |  |  +----- Obovaria             
  |  |  |                           
  |  |  +----- Lampsilis_cardium    
  +--+  |                           
     |  +----- Potamilus            
     |  |                           
     |  |  +-- Epioblasma           
     |  +--+                        
     |  |  +-- Lampsilis_siliquoidea
     +--+                           
        |  +-- Ortmanniana          
        +--+                        
        |  +-- Lampsilis_higginsii  
        |                           
        |  +-- Ligumia              
        +--+                        
        |  +-- Lampsilis_teres      
        |                           
        |  +-- Ellipsaria           
        +--+                        
           +-- Truncilla

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

iTtTbiriSoTroTroSiD
1 1 0 1 37 15 9 -- 
-- Obliquaria_reflexa **

Rosenberg et al., 1997 [Publ 2720], fig. 2A

iTtTbiriSoTroTroSiD
1 1 0 1 21 2 1 -- 
-- Obliquaria_reflexa **