Bivalvia | Unionida | Unionoidea | Unionidae | Parreysiinae | Coelaturini

genus Nitia Pallary, 1924: cladomics

5 Recent valid species (5 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 = 5 (5 total)
analyzed in 26 cladograms in 16 publications
maximum number of terminals in an analysis = 3 (mean = 1.23, median = 1)

Basic Monophyly

number of cladograms that test basic monophyly (i.e., more than 1 included species) = 3
maximum number of included terminals = 3, (mean = 3 median = 3)
proportion of cladograms that support basic monophyly = 0.67


Pairwise Cladogram Clustering

The graphs below depict in two dimensions all pair-wise ingroup distances within the cladome. See the Cladmoics FARQ for more information.

PCoA Ordination of Nitia cladogram distances
PCoA Ordination

NJ Tree of Nitia cladogram distances
NJ Tree


Cladograms

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

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

iTtTbiriSoTroTroSiD
3 27 31 4 629 24 6 0
                                         +----- Nitia_monceti__2 **                
  +--------------------------------------+                                      
  |                                      |  +-- Nitia_teretiuscula **              
  |                                      +--+                                   
  |                                         +-- Nitia_monceti__1 **                
--+                                                                             
  |  +----------------------------------------- Grandidieria                    
  |  |                                                                          
  |  |                                   +----- Pseudospatha_tanganyicensis__2  
  |  |  +--------------------------------+                                      
  +--+  |                                |  +-- Moncetia                        
     |  |                                +--+                                   
     |  |                                   +-- Pseudospatha_tanganyicensis__1  
     |  |                                                                       
     |  |                                +----- Coelatura_leopoldvillensis__2   
     +--+  +-----------------------------+                                      
        |  |                             |  +-- Coelatura_leopoldvillensis__1   
        |  |                             +--+                                   
        |  |                                +-- Coelatura_mesafricana           
        |  |                                                                    
        |  |  +-------------------------------- Coelatura_aegyptiaca__3         
        |  |  |                                                                 
        +--+  |                       +-------- Coelatura_hauttecoeuri__2       
           |  |                       |                                         
           |  |                       +-------- Nitia_acuminata **                 
           |  |                       |                                         
           |  |                       |  +----- Coelatura_aegyptiaca__2         
           |  |  +--------------------+  |                                      
           |  |  |                    |  +----- Coelatura_alluaudi__2           
           +--+  |                    |  |                                      
              |  |                    |  +----- Coelatura_hauttecoeuri__1       
              |  |                    |  |                                      
              |  |                    +--+----- Coelatura_stuhlmanni__2         
              |  |                       |                                      
              |  |                       |  +-- Coelatura_aegyptiaca__1         
              |  |                       |  |                                   
              |  |                       |  +-- Coelatura_stuhlmanni__1         
              |  |                       |  |                                   
              |  |                       +--+-- Coelatura_alluaudi__1           
              +--+                          |                                   
                 |                          +-- Coelatura_bakeri__1             
                 |                          |                                   
                 |                          +-- Coelatura_bakeri__2             
                 |                                                              
                 |                 +----------- Coelatura_horei__3              
                 |                 |                                            
                 |  +--------------+  +-------- Coelatura_ratidota              
                 |  |              |  |                                         
                 |  |              +--+  +----- Coelatura__2                    
                 |  |                 |  |                                      
                 |  |                 +--+  +-- Coelatura_horei__1              
                 |  |                    |  |                                   
                 +--+                    +--+-- Coelatura__1                    
                    |                       |                                   
                    |                       +-- Coelatura_horei__2              
                    |                                                           
                    |  +----------------------- Coelatura_gabonensis            
                    |  |                                                        
                    +--+  +-------------------- Coelatura_stanleyvillensis      
                       |  |                                                     
                       |  |  +----------------- Coelatura_kunenensis            
                       +--+  |                                                  
                          |  |  +-------------- Nyassunio                       
                          |  |  |                                               
                          +--+  |  +----------- Coelatura_hypsiprymna__2        
                             |  |  |                                            
                             |  |  +----------- Coelatura_mossambicensis__1     
                             |  |  |                                            
                             +--+  |        +-- Coelatura_hypsiprymna__3        
                                |  +--------+                                   
                                |  |        +-- Coelatura_mossambicensis__2     
                                |  |                                            
                                |  |     +----- Coelatura_luapulaensis__2       
                                |  |     |                                      
                                |  |     +----- Coelatura_choziensis__2         
                                +--+-----+                                      
                                   |     +----- Coelatura_hypsiprymna__1        
                                   |     |                                      
                                   |     |  +-- Coelatura_choziensis__1         
                                   |     +--+                                   
                                   |        +-- Coelatura_luapulaensis__1       
                                   |                                            
                                   |     +----- Coelatura_briarti               
                                   |  +--+                                      
                                   |  |  |  +-- Prisodontopsis_aviculaeformis__1
                                   |  |  +--+                                   
                                   +--+     +-- Prisodontopsis_mweruensis__1    
                                      |                                         
                                      |     +-- Prisodontopsis_aviculaeformis__2
                                      |     |                                   
                                      +-----+-- Prisodontopsis_aviculaeformis__3
                                            |                                   
                                            +-- Prisodontopsis_mweruensis__2    

Ortiz-Sepulveda et al., 2020 [Publ 4101], fig. 1

iTtTbiriSoTroTroSiD
3 3 0 3 33 24 6 45
  +-------------------------------- Grandidieria                 
  |                                                              
  |                             +-- Pseudospatha                 
  |  +--------------------------+                                
--+  |                          +-- Moncetia                     
  |  |                                                           
  |  |                          +-- Nitia_acuminata **              
  |  |                          |                                
  +--+  +-----------------------+-- Nitia_monceti **                
     |  |                       |                                
     |  |                       +-- Nitia_teretiuscula **           
     |  |                                                        
     |  |                       +-- Coelatura_aegyptiaca         
     |  |                       |                                
     +--+                       +-- Coelatura_alluaudi           
        |                       |                                
        |  +--------------------+-- Coelatura_bakeri             
        |  |                    |                                
        |  |                    +-- Coelatura_hauttecoeuri       
        |  |                    |                                
        |  |                    +-- Coelatura_stuhlmanni         
        +--+                                                     
           |                    +-- Coelatura_leopoldvillensis   
           |  +-----------------+                                
           |  |                 +-- Coelatura_mesafricana        
           |  |                                                  
           |  |                 +-- Coelatura_horei              
           +--+                 |                                
              |  +--------------+-- Coelatura_ratidota           
              |  |              |                                
              |  |              +-- Coelatura                    
              +--+                                               
                 |  +-------------- Coelatura_gabonensis         
                 |  |                                            
                 |  +-------------- Coelatura_stanleyvillensis   
                 +--+                                            
                    |  +----------- Coelatura_kunenensis         
                    |  |                                         
                    |  |     +----- Prisodontopsis_aviculaeformis
                    +--+  +--+                                   
                       |  |  |  +-- Coelatura_briarti            
                       |  |  +--+                                
                       |  |     +-- Prisodontopsis_mweruensis    
                       +--+                                      
                          |     +-- Coelatura_choziensis         
                          |     |                                
                          |     +-- Coelatura_hypsiprymna        
                          |     |                                
                          +-----+-- Coelatura_luapulaensis       
                                |                                
                                +-- Coelatura_mossambicensis     
                                |                                
                                +-- Nyassunio                    

Ortiz-Sepulveda et al., 2020 [Publ 4101], fig. 2

iTtTbiriSoTroTroSiD
3 3 0 3 33 24 6 45
                       +----- Grandidieria                 
  +--------------------+                                   
  |                    |  +-- Pseudospatha                 
  |                    +--+                                
  |                       +-- Moncetia                     
  |                                                        
  |                       +-- Nitia_acuminata **              
--+                       |                                
  |  +--------------------+-- Nitia_monceti **                
  |  |                    |                                
  |  |                    +-- Nitia_teretiuscula **           
  |  |                                                     
  |  |                    +-- Coelatura_aegyptiaca         
  |  |                    |                                
  +--+                    +-- Coelatura_alluaudi           
     |                    |                                
     |  +-----------------+-- Coelatura_bakeri             
     |  |                 |                                
     |  |                 +-- Coelatura_hauttecoeuri       
     |  |                 |                                
     |  |                 +-- Coelatura_stuhlmanni         
     +--+                                                  
        |                 +-- Coelatura_leopoldvillensis   
        |  +--------------+                                
        |  |              +-- Coelatura_mesafricana        
        |  |                                               
        |  |              +-- Coelatura_horei              
        +--+              |                                
           |  +-----------+-- Coelatura_ratidota           
           |  |           |                                
           |  |           +-- Coelatura                    
           |  |                                            
           +--+           +-- Coelatura_gabonensis         
              |  +--------+                                
              |  |        +-- Coelatura_stanleyvillensis   
              |  |                                         
              +--+  +-------- Coelatura_kunenensis         
                 |  |                                      
                 |  |     +-- Coelatura_briarti            
                 |  |     |                                
                 +--+  +--+-- Prisodontopsis_mweruensis    
                    |  |  |                                
                    |  |  +-- Prisodontopsis_aviculaeformis
                    |  |                                   
                    +--+  +-- Coelatura_choziensis         
                       |  |                                
                       |  +-- Coelatura_hypsiprymna        
                       |  |                                
                       +--+-- Coelatura_luapulaensis       
                          |                                
                          +-- Coelatura_mossambicensis     
                          |                                
                          +-- Nyassunio                    

Bolotov et al., 2024 [Publ 4369], fig. S1

iTtTbiriSoTroTroSiD
1 1 0 1 62 3 2 --
  +-------- Nitia_teretiuscula **  
--+                             
  |  +----- Coelatura_aegyptiaca
  +--+                          
     |  +-- Nyassunio           
     +--+                       
        +-- Coelatura_kunenensis

Bolotov et al., 2022 [Publ 4252], fig. S1

iTtTbiriSoTroTroSiD
1 1 0 1 60 3 2 --
  +-- Coelatura_aegyptiaca
  |                       
  +-- Coelatura_kunenensis
--+                       
  +-- Nitia_teretiuscula **  
  |                       
  +-- Nyassunio           

Bolotov et al., 2022 [Publ 4239], fig. S2

iTtTbiriSoTroTroSiD
1 1 0 1 57 3 2 --
  +-------- Nitia_teretiuscula **  
--+                             
  |  +----- Coelatura_aegyptiaca
  +--+                          
     |  +-- Coelatura_kunenensis
     +--+                       
        +-- Nyassunio           

Bolotov et al., 2018 [Publ 3826], fig. 2

iTtTbiriSoTroTroSiD
1 1 0 1 81 1 1 --
  +-- Coelatura         
--+                     
  +-- Nitia_teretiuscula **

Bolotov et al., 2022 [Publ 4239], fig. S1

iTtTbiriSoTroTroSiD
1 1 0 1 57 3 2 --
  +-------- Nitia_teretiuscula **  
--+                             
  |  +----- Coelatura_aegyptiaca
  +--+                          
     |  +-- Coelatura_kunenensis
     +--+                       
        +-- Nyassunio           

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

iTtTbiriSoTroTroSiD
1 1 0 1 44 1 1 --
  +-- Coelatura         
--+                     
  +-- Nitia_teretiuscula **

Bolotov et al., 2020 [Publ 4100], fig. S1

iTtTbiriSoTroTroSiD
1 1 0 1 110 1 1 --
  +-- Coelatura         
--+                     
  +-- Nitia_teretiuscula **

Bolotov et al., 2017 [Publ 3761], fig. S2

iTtTbiriSoTroTroSiD
1 1 0 1 137 4 2 --
  +-------------- Nitia_teretiuscula **     
--+                                      
  |  +----------- Coelatura_aegyptiaca__1
  +--+                                   
     |  +-------- Coelatura_aegyptiaca__2
     +--+                                
        |  +----- Coelatura_gabonensis   
        +--+                             
           |  +-- Coelatura_kunenensis   
           +--+                          
              +-- Prisodontopsis         

Graf et al., 2014 [Publ 3591], fig. 3

iTtTbiriSoTroTroSiD
1 1 0 1 10 7 2 --
  +-------------------- Nitia_teretiuscula **       
  |                                              
--+  +----------------- Coelatura_aegyptiaca__2  
  |  |                                           
  +--+  +-------------- Coelatura_aegyptiaca__1  
     |  |                                        
     +--+  +----------- Coelatura_gabonensis     
        |  |                                     
        +--+  +-------- Coelatura_kunenensis     
           |  |                                  
           |  |  +----- Prisodontopsis           
           +--+  |                               
              |  |  +-- Coelatura_choziensis__1  
              |  |  |                            
              +--+  +-- Coelatura_choziensis__2  
                 |  |                            
                 |  +-- Coelatura_luapulaensis__1
                 |  |                            
                 +--+-- Coelatura_luapulaensis__2
                    |                            
                    +-- Coelatura_luapulaensis__3
                    |                            
                    +-- Coelatura_luapulaensis__4
                    |                            
                    +-- Coelatura_luapulaensis__5

Bolotov et al., 2017 [Publ 3761], fig. S1

iTtTbiriSoTroTroSiD
1 1 0 1 137 4 2 --
  +-------------- Nitia_teretiuscula **     
--+                                      
  |  +----------- Coelatura_aegyptiaca__2
  +--+                                   
     |  +-------- Coelatura_aegyptiaca__1
     +--+                                
        |  +----- Prisodontopsis         
        +--+                             
           |  +-- Coelatura_gabonensis   
           +--+                          
              +-- Coelatura_kunenensis   

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

iTtTbiriSoTroTroSiD
1 1 0 1 199 4 2 --
  +-------- Coelatura_aegyptiaca__2
  |                                
--+  +----- Coelatura_aegyptiaca__1
  |  |                             
  |  +----- Nitia_teretiuscula **     
  +--+                             
     |  +-- Coelatura_gabonensis   
     |  |                          
     +--+-- Coelatura_kunenensis   
        |                          
        +-- Prisodontopsis         

Bolotov et al., 2024 [Publ 4369], fig. 2

iTtTbiriSoTroTroSiD
1 1 0 1 61 3 2 --
  +-------- Nitia_teretiuscula **  
--+                             
  |  +----- Coelatura_aegyptiaca
  +--+                          
     |  +-- Coelatura_kunenensis
     +--+                       
        +-- Nyassunio           

Bolotov et al., 2022 [Publ 4252], fig. 2

iTtTbiriSoTroTroSiD
1 1 0 1 60 3 2 --
  +-------- Nitia_teretiuscula **  
--+                             
  |  +----- Coelatura_aegyptiaca
  +--+                          
     |  +-- Nyassunio           
     +--+                       
        +-- Coelatura_kunenensis

Galal-Khallaf et al., 2024 [Publ 4459], fig. 6

iTtTbiriSoTroTroSiD
1 1 0 1 27 10 1 --
  +----------------- Coelatura_horei          
  |                                           
  |              +-- Coelatura_gabonensis     
  |     +--------+                            
  |     |        +-- Coelatura_aegyptiaca__4  
  |     |                                     
  |  +--+  +-------- Coelatura_kunenensis     
--+  |  |  |                                  
  |  |  |  |  +----- Coelatura_luapulaensis__1
  |  |  +--+  |                               
  |  |     |  +----- Coelatura_luapulaensis__3
  |  |     |  |                               
  |  |     +--+----- Coelatura_luapulaensis__4
  |  |        |                               
  |  |        +----- Coelatura_choziensis__2  
  +--+        |                               
     |        |  +-- Coelatura_luapulaensis__2
     |        +--+                            
     |           +-- Coelatura_choziensis__1  
     |                                        
     |  +----------- Coelatura_alluaudi__2    
     |  |                                     
     |  +----------- Nitia_acuminata **          
     |  |                                     
     |  |  +-------- Coelatura_aegyptiaca__1  
     +--+  |                                  
        |  +-------- Coelatura_bakeri__2      
        |  |                                  
        |  |     +-- Coelatura_aegyptiaca__2  
        |  +-----+                            
        +--+     +-- Coelatura_stuhlmanni__1  
           |                                  
           |     +-- Coelatura_stuhlmanni__2  
           +-----+                            
           |     +-- Coelatura_bakeri__1      
           |                                  
           |  +----- Coelatura_aegyptiaca__3  
           +--+                               
              |  +-- Coelatura_alluaudi__1    
              +--+                            
                 +-- Coelatura_hauttecoeuri   

Bolotov et al., 2020 [Publ 4100], fig. 1

iTtTbiriSoTroTroSiD
1 1 0 1 116 1 1 --
  +-- Coelatura         
--+                     
  +-- Nitia_teretiuscula **

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

iTtTbiriSoTroTroSiD
1 1 0 1 197 4 2 --
  +----------- Coelatura_aegyptiaca__2
  |                                   
--+        +-- Coelatura_aegyptiaca__1
  |  +-----+                          
  |  |     +-- Nitia_teretiuscula **     
  +--+                                
     |  +----- Coelatura_kunenensis   
     +--+                             
        |  +-- Coelatura_gabonensis   
        +--+                          
           +-- Prisodontopsis         

Bolotov et al., 2022 [Publ 4239], fig. 2

iTtTbiriSoTroTroSiD
1 1 0 1 57 3 2 --
  +-------- Nitia_teretiuscula **  
--+                             
  |  +----- Coelatura_aegyptiaca
  +--+                          
     |  +-- Coelatura_kunenensis
     +--+                       
        +-- Nyassunio           

Pfeiffer et al., 2018 [Publ 3827], fig. 2

iTtTbiriSoTroTroSiD
1 1 0 1 27 2 2 --
  +----- Nitia_teretiuscula **
--+                        
  |  +-- Coelatura         
  +--+                     
     +-- Prisodontopsis    

Bolotov et al., 2017 [Publ 3764], fig. S1

iTtTbiriSoTroTroSiD
1 1 0 1 123 7 2 --
  +-- Nitia_teretiuscula **           
  |                                
  +-- Coelatura_gabonensis         
  |                                
  +-- Prisodontopsis_mweruensis    
  |                                
  +-- Coelatura_kunenensis         
  |                                
--+-- Coelatura_aegyptiaca__1      
  |                                
  +-- Coelatura_aegyptiaca__2      
  |                                
  +-- Prisodontopsis_aviculaeformis
  |                                
  +-- Coelatura_luapulaensis       
  |                                
  +-- Coelatura_choziensis         

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

iTtTbiriSoTroTroSiD
1 1 0 1 199 4 2 --
  +-------- Coelatura_aegyptiaca__2
  |                                
  +-------- Nitia_teretiuscula **     
--+                                
  |  +----- Coelatura_aegyptiaca__1
  |  |                             
  +--+  +-- Coelatura_gabonensis   
     |  |                          
     +--+-- Coelatura_kunenensis   
        |                          
        +-- Prisodontopsis         

Whelan et al., 2011 [Publ 3380], fig. 1-ML

iTtTbiriSoTroTroSiD
1 1 0 1 35 3 2 --
  +----------- Nitia_teretiuscula **     
--+                                   
  |  +-------- Coelatura_aegyptiaca__2
  +--+                                
     |  +----- Coelatura_aegyptiaca__1
     +--+                             
        |  +-- Coelatura_gabonensis   
        +--+                          
           +-- Prisodontopsis         

Whelan et al., 2011 [Publ 3380], fig. 1-MP

iTtTbiriSoTroTroSiD
1 1 0 1 35 3 2 --
  +-------- Nitia_teretiuscula **     
  |                                
--+  +----- Coelatura_aegyptiaca__1
  |  |                             
  +--+----- Coelatura_aegyptiaca__2
     |                             
     |  +-- Coelatura_gabonensis   
     +--+                          
        +-- Prisodontopsis         

Bolotov et al., 2019 [Publ 3974], fig. 1

iTtTbiriSoTroTroSiD
1 1 0 1 17 1 1 --
  +-- Nitia_teretiuscula **
--+                     
  +-- Coelatura