Bivalvia | Unionida | Unionoidea | Unionidae | Unioninae | Unionini | Oxynaiina

genus Tchangsinaia Starobogatov, 1970: 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 94 cladograms in 59 publications
maximum number of terminals in an analysis = 1 (mean = 1, median = 1)

Cladograms

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

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

iTtTbiriSoTroTroSiD
1 1 0 1 631 31 6 -- 
           +-- Schistodesmus         
  +--------+                         
  |        +-- Nodularia             
  |                                  
--+        +-- Tchangsinaia_piscicula **
  |  +-----+                         
  |  |     +-- Inversiunio           
  +--+                               
     |  +----- Pseudocuneopsis       
     +--+                            
        |  +-- Diaurora              
        +--+                         
           +-- Cuneopsis

Lopes-Lima et al., 2024 [Publ 4376], fig. 4-5_MtG

iTtTbiriSoTroTroSiD
1 1 0 1 21 1 1 -- 
  +-- Tchangsinaia_piscicula **
--+                         
  +-- Nodularia

Wu et al., 2024 [Publ 4379], fig. 5

iTtTbiriSoTroTroSiD
1 1 0 1 53 18 4 -- 
  +----------- Pseudocuneopsis       
--+                                  
  |  +-------- Nodularia             
  +--+                               
     |  +----- Schistodesmus         
     +--+                            
        |  +-- Tchangsinaia_piscicula **
        +--+                         
           +-- Cuneopsis

Hou et al., 2025 [Publ 4445], fig. 5

iTtTbiriSoTroTroSiD
1 1 0 1 52 21 4 -- 
  +----------- Pseudocuneopsis       
--+                                  
  |  +-------- Nodularia             
  +--+                               
     |  +----- Schistodesmus         
     +--+                            
        |  +-- Tchangsinaia_piscicula **
        +--+                         
           +-- Cuneopsis

Wu et al., 2021 [Publ 4366], fig. 4

iTtTbiriSoTroTroSiD
1 1 0 1 68 6 4 -- 
  +----------- Pseudocuneopsis       
--+                                  
  |  +-------- Nodularia             
  +--+                               
     |  +----- Schistodesmus         
     +--+                            
        |  +-- Tchangsinaia_piscicula **
        +--+                         
           +-- Cuneopsis

Hou et al., 2025 [Publ 4432], fig. 4

iTtTbiriSoTroTroSiD
1 1 0 1 27 24 4 -- 
  +----------- Pseudocuneopsis       
--+                                  
  |  +-------- Nodularia             
  +--+                               
     |  +----- Schistodesmus         
     +--+                            
        |  +-- Tchangsinaia_piscicula **
        +--+                         
           +-- Cuneopsis

Froufe et al., 2019 [Publ 3936], fig. 3

iTtTbiriSoTroTroSiD
1 1 0 1 43 2 2 -- 
  +----- Nodularia             
--+                            
  |  +-- Tchangsinaia_piscicula **
  +--+                         
     +-- Schistodesmus

Wu et al., 2024 [Publ 4379], fig. 2

iTtTbiriSoTroTroSiD
1 1 0 1 12 12 3 -- 
  +----- Nodularia             
  |                            
--+  +-- Cuneopsis             
  |  |                         
  +--+-- Tchangsinaia_piscicula **
     |                         
     +-- Pseudocuneopsis

Feng et al., 2016 [Publ 3800], fig. 2

iTtTbiriSoTroTroSiD
1 1 0 1 13 0 0 -- 
-- Tchangsinaia_piscicula **

Huang et al., 2019 [Publ 3843], fig. 1

iTtTbiriSoTroTroSiD
1 1 0 1 44 11 3 -- 
  +----------------- Schistodesmus         
--+                                        
  |  +-------------- Nodularia             
  +--+                                     
     |  +----------- Cuneopsis_rufescens   
     +--+                                  
        |  +-------- Tchangsinaia_piscicula **
        +--+                               
           |  +----- Cuneopsis_celtiformis 
           +--+                            
              |  +-- Cuneopsis_szechenyii  
              +--+                         
                 +-- Cuneopsis_heudei

Konopleva et al., 2023 [Publ 4269], fig. S1_4

iTtTbiriSoTroTroSiD
1 1 0 1 55 3 2 -- 
  +----- Nodularia             
--+                            
  |  +-- Tchangsinaia_piscicula **
  +--+                         
     +-- Cuneopsis

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

iTtTbiriSoTroTroSiD
1 1 0 1 137 5 3 -- 
  +-------- Nodularia             
--+                               
  |  +----- Cuneopsis             
  +--+                            
     |  +-- Tchangsinaia_piscicula **
     +--+                         
        +-- Schistodesmus

Fonseca et al., 2016 [Publ 3775], fig. 1

iTtTbiriSoTroTroSiD
1 1 0 1 30 2 2 -- 
  +----- Schistodesmus         
--+                            
  |  +-- Nodularia             
  +--+                         
     +-- Tchangsinaia_piscicula **

Sano et al., 2020 [Publ 4138], fig. 3

iTtTbiriSoTroTroSiD
1 1 0 1 67 6 3 -- 
  +-------- Inversiunio           
--+                               
  |  +----- Nodularia             
  +--+                            
     |  +-- Schistodesmus         
     +--+                         
        +-- Tchangsinaia_piscicula **

Froufe et al., 2019 [Publ 3936], fig. 6

iTtTbiriSoTroTroSiD
1 1 0 1 43 2 2 -- 
  +----- Nodularia             
--+                            
  |  +-- Tchangsinaia_piscicula **
  +--+                         
     +-- Schistodesmus

Wu et al., 2023 [Publ 4339], fig. 4_S5-nt

iTtTbiriSoTroTroSiD
1 1 0 1 95 11 4 -- 
  +-------------- Pseudocuneopsis          
  |                                        
--+  +----------- Nodularia                
  |  |                                     
  +--+        +-- Schistodesmus_lampreyanus
     |  +-----+                            
     |  |     +-- Cuneopsis                
     +--+                                  
        |  +----- Tchangsinaia_piscicula **   
        +--+                               
           |  +-- Schistodesmus_xinyuensis 
           +--+                            
              +-- Schistodesmus_spinosus

Wu et al., 2021 [Publ 4366], fig. 3-ML

iTtTbiriSoTroTroSiD
1 1 0 1 73 6 4 -- 
  +----------- Pseudocuneopsis       
--+                                  
  |  +-------- Nodularia             
  +--+                               
     |  +----- Tchangsinaia_piscicula **
     +--+                            
        |  +-- Cuneopsis             
        +--+                         
           +-- Schistodesmus

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

iTtTbiriSoTroTroSiD
1 1 0 1 197 10 3 -- 
  +-------- Nodularia             
--+                               
  |  +----- Schistodesmus         
  +--+                            
     |  +-- Tchangsinaia_piscicula **
     +--+                         
        +-- Cuneopsis

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

iTtTbiriSoTroTroSiD
1 1 0 1 56 1 1 -- 
  +-- Nodularia             
--+                         
  +-- Tchangsinaia_piscicula **

Lopes-Lima et al., 2020 [Publ 4080], fig. 2-4

iTtTbiriSoTroTroSiD
1 1 0 1 121 17 4 -- 
  +-------- Nodularia             
  |                               
--+  +----- Schistodesmus         
  |  |                            
  +--+----- Cuneopsis             
     |                            
     |  +-- Tchangsinaia_piscicula **
     +--+                         
        +-- Inversiunio

Wang et al., 2018 [Publ 3865], fig. 2

iTtTbiriSoTroTroSiD
1 1 0 1 30 1 1 -- 
  +-- Tchangsinaia_piscicula **
--+                         
  +-- Nodularia

Hou et al., 2025 [Publ 4432], fig. 3

iTtTbiriSoTroTroSiD
1 1 0 1 10 8 2 -- 
-- Tchangsinaia_piscicula **

Chen et al., 2025 [Publ 4487], fig. 3

iTtTbiriSoTroTroSiD
1 1 0 1 40 12 6 -- 
              +-- Tchangsinaia_piscicula **
  +-----------+                         
  |           +-- Inversiunio           
--+                                     
  |  +----------- Pseudocuneopsis       
  +--+                                  
     |  +-------- Cuneopsis             
     +--+                               
        |  +----- Nodularia             
        +--+                            
           |  +-- Diaurora              
           +--+                         
              +-- Schistodesmus

Wu et al., 2019 [Publ 3864], fig. 3

iTtTbiriSoTroTroSiD
1 1 0 1 45 4 4 -- 
  +----------- Pseudocuneopsis       
--+                                  
  |  +-------- Nodularia             
  +--+                               
     |  +----- Tchangsinaia_piscicula **
     +--+                            
        |  +-- Cuneopsis             
        +--+                         
           +-- Schistodesmus

Dai et al., 2023 [Publ 4285], fig. 5

iTtTbiriSoTroTroSiD
1 1 0 1 52 4 4 -- 
        +-- Pseudocuneopsis       
  +-----+                         
  |     +-- Nodularia             
--+                               
  |  +----- Schistodesmus         
  +--+                            
     |  +-- Cuneopsis             
     +--+                         
        +-- Tchangsinaia_piscicula **

Hou et al., 2024 [Publ 4400], fig. 4

iTtTbiriSoTroTroSiD
1 1 0 1 75 23 4 -- 
  +----------- Pseudocuneopsis       
--+                                  
  |  +-------- Nodularia             
  +--+                               
     |  +----- Schistodesmus         
     +--+                            
        |  +-- Tchangsinaia_piscicula **
        +--+                         
           +-- Cuneopsis

Zhang et al., 2004 [Publ 2735], fig. 1

iTtTbiriSoTroTroSiD
1 1 0 1 13 6 4 -- 
  +-------------- Tchangsinaia_piscicula **
--+                                     
  |  +----------- Cuneopsis_heudei      
  +--+                                  
     |  +-------- Nodularia             
     +--+                               
        |  +----- Pseudocuneopsis       
        +--+                            
           |  +-- Cuneopsis_rufescens   
           +--+                         
              +-- Schistodesmus

Wu et al., 2022 [Publ 4238], fig. 3

iTtTbiriSoTroTroSiD
1 1 0 1 73 11 4 -- 
  +----------- Pseudocuneopsis       
--+                                  
  |  +-------- Nodularia             
  +--+                               
     |  +----- Schistodesmus         
     +--+                            
        |  +-- Tchangsinaia_piscicula **
        +--+                         
           +-- Cuneopsis

Lopes-Lima et al., 2017 [Publ 3792], fig. 2

iTtTbiriSoTroTroSiD
1 1 0 1 31 2 2 -- 
  +----- Schistodesmus         
--+                            
  |  +-- Tchangsinaia_piscicula **
  +--+                         
     +-- Nodularia

Wu et al., 2023 [Publ 4296], fig. 4

iTtTbiriSoTroTroSiD
1 1 0 1 22 9 5 -- 
  +----------- Cuneopsis             
  |                                  
--+        +-- Nodularia             
  |  +-----+                         
  |  |     +-- Schistodesmus         
  +--+                               
     |  +----- Tchangsinaia_piscicula **
     +--+                            
        |  +-- Inversiunio           
        +--+                         
           +-- Pseudocuneopsis

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

iTtTbiriSoTroTroSiD
1 1 0 1 137 5 3 -- 
  +----- Cuneopsis_szechenyii  
--+                            
  |  +-- Tchangsinaia_piscicula **
  +--+                         
     +-- Cuneopsis_rufescens

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

iTtTbiriSoTroTroSiD
1 1 0 1 199 11 3 -- 
  +----- Cuneopsis_celtiformis 
  |                            
  +----- Tchangsinaia_piscicula **
  |                            
--+----- Cuneopsis_rufescens   
  |                            
  +----- Nodularia             
  |                            
  |  +-- Cuneopsis_szechenyii  
  +--+                         
     +-- Cuneopsis_heudei

Lopes-Lima et al., 2017 [Publ 3745], fig. 1-2

iTtTbiriSoTroTroSiD
1 1 0 1 79 5 3 -- 
  +-------- Nodularia             
--+                               
  |  +----- Schistodesmus         
  +--+                            
     |  +-- Tchangsinaia_piscicula **
     +--+                         
        +-- Cuneopsis

Soroka & Burzynski, 2017 [Publ 3837], fig. 1

iTtTbiriSoTroTroSiD
1 1 0 1 22 2 2 -- 
  +----- Schistodesmus         
--+                            
  |  +-- Tchangsinaia_piscicula **
  +--+                         
     +-- Nodularia

Wu et al., 2020 [Publ 4121], fig. 3

iTtTbiriSoTroTroSiD
1 1 0 1 48 4 4 -- 
  +----------- Pseudocuneopsis       
--+                                  
  |  +-------- Nodularia             
  +--+                               
     |  +----- Tchangsinaia_piscicula **
     +--+                            
        |  +-- Cuneopsis             
        +--+                         
           +-- Schistodesmus

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

iTtTbiriSoTroTroSiD
1 1 0 1 33 2 2 -- 
  +-- Nodularia             
--+                         
  +-- Tchangsinaia_piscicula **

Huang et al., 2019 [Publ 3843], fig. 3

iTtTbiriSoTroTroSiD
1 1 0 1 55 2 2 -- 
  +----- Nodularia             
--+                            
  |  +-- Tchangsinaia_piscicula **
  +--+                         
     +-- Schistodesmus

Dai et al., 2025 [Publ 4440], fig. 2

iTtTbiriSoTroTroSiD
1 1 0 1 44 12 6 -- 
-- Tchangsinaia_piscicula **

Klymus et al., 2025 [Publ 4814], fig. 3B

iTtTbiriSoTroTroSiD
1 1 0 1 35 4 4 -- 
        +-- Nodularia             
  +-----+                         
  |     +-- Pseudocuneopsis       
--+                               
  |  +----- Schistodesmus         
  +--+                            
     |  +-- Tchangsinaia_piscicula **
     +--+                         
        +-- Cuneopsis

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

iTtTbiriSoTroTroSiD
1 1 0 1 33 2 2 -- 
  +-- Nodularia             
--+                         
  +-- Tchangsinaia_piscicula **

Pavan-Kumar et al., 2022 [Publ 4263], fig. S5

iTtTbiriSoTroTroSiD
1 1 0 1 38 3 2 -- 
  +----- Schistodesmus         
--+                            
  |  +-- Nodularia             
  +--+                         
     +-- Tchangsinaia_piscicula **

Zhou et al., 2017 [Publ 3788], fig. 2

iTtTbiriSoTroTroSiD
1 1 0 1 15 1 1 -- 
  +-- Nodularia             
--+                         
  +-- Tchangsinaia_piscicula **

Sano et al., 2017 [Publ 3799], fig. 2

iTtTbiriSoTroTroSiD
1 1 0 1 32 7 3 -- 
  +-- Tchangsinaia_piscicula **
--+                         
  +-- Nodularia

Wu et al., 2022 [Publ 4238], fig. 2e

iTtTbiriSoTroTroSiD
1 1 0 1 17 8 4 -- 
  +----------- Pseudocuneopsis       
--+                                  
  |  +-------- Nodularia             
  +--+                               
     |  +----- Tchangsinaia_piscicula **
     +--+                            
        |  +-- Cuneopsis             
        +--+                         
           +-- Schistodesmus

Dai et al., 2024 [Publ 4358], fig. 4

iTtTbiriSoTroTroSiD
1 1 0 1 52 13 4 -- 
  +----------- Pseudocuneopsis       
--+                                  
  |  +-------- Nodularia             
  +--+                               
     |  +----- Schistodesmus         
     +--+                            
        |  +-- Tchangsinaia_piscicula **
        +--+                         
           +-- Cuneopsis

Fukata & Iigo, 2020 [Publ 4106], fig. 1

iTtTbiriSoTroTroSiD
1 1 0 1 53 5 4 -- 
        +-- Cuneopsis             
  +-----+                         
  |     +-- Schistodesmus         
--+                               
  |  +----- Pseudocuneopsis       
  +--+                            
     |  +-- Nodularia             
     +--+                         
        +-- Tchangsinaia_piscicula **

Huang et al., 2019 [Publ 3843], fig. S1

iTtTbiriSoTroTroSiD
1 1 0 1 46 11 3 -- 
  +-------- Nodularia             
--+                               
  |  +----- Tchangsinaia_piscicula **
  +--+                            
     |  +-- Cuneopsis             
     +--+                         
        +-- Schistodesmus

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

iTtTbiriSoTroTroSiD
1 1 0 1 123 5 3 -- 
-- Tchangsinaia_piscicula **

Wu et al., 2023 [Publ 4339], fig. 4_S5-aa

iTtTbiriSoTroTroSiD
1 1 0 1 95 11 4 -- 
        +-- Nodularia             
  +-----+                         
  |     +-- Pseudocuneopsis       
--+                               
  |  +----- Tchangsinaia_piscicula **
  +--+                            
     |  +-- Schistodesmus         
     +--+                         
        +-- Cuneopsis

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

iTtTbiriSoTroTroSiD
1 1 0 1 90 5 3 -- 
  +-------- Nodularia             
--+                               
  |  +----- Cuneopsis             
  +--+                            
     |  +-- Tchangsinaia_piscicula **
     +--+                         
        +-- Schistodesmus

Wu et al., 2026 [Publ 4811], fig. 4

iTtTbiriSoTroTroSiD
1 1 0 1 95 19 4 -- 
  +----------- Pseudocuneopsis       
--+                                  
  |  +-------- Nodularia             
  +--+                               
     |  +----- Schistodesmus         
     +--+                            
        |  +-- Tchangsinaia_piscicula **
        +--+                         
           +-- Cuneopsis

Dai et al., 2025 [Publ 4440], fig. 1

iTtTbiriSoTroTroSiD
1 1 0 1 44 12 6 -- 
  +-- Tchangsinaia_piscicula **
--+                         
  +-- Inversiunio

Mabuchi et al., 2021 [Publ 4233], fig. 1

iTtTbiriSoTroTroSiD
1 1 0 1 4 4 1 -- 
  +-- Tchangsinaia_piscicula **
--+                         
  +-- Nodularia

Cha et al., 2018 [Publ 3916], fig. 1

iTtTbiriSoTroTroSiD
1 1 0 1 37 2 2 -- 
  +----- Schistodesmus         
--+                            
  |  +-- Nodularia             
  +--+                         
     +-- Tchangsinaia_piscicula **

Jeratthitikul et al., 2022 [Publ 4260], fig. S1_1

iTtTbiriSoTroTroSiD
1 1 0 1 75 5 3 -- 
  +----------- Nodularia             
--+                                  
  |  +-------- Schistodesmus         
  +--+                               
     |  +----- Cuneopsis_szechenyii  
     +--+                            
        |  +-- Tchangsinaia_piscicula **
        +--+                         
           +-- Cuneopsis_rufescens

Hou et al., 2025 [Publ 4401], fig. 4

iTtTbiriSoTroTroSiD
1 1 0 1 27 24 4 -- 
  +----------- Pseudocuneopsis       
--+                                  
  |  +-------- Nodularia             
  +--+                               
     |  +----- Schistodesmus         
     +--+                            
        |  +-- Tchangsinaia_piscicula **
        +--+                         
           +-- Cuneopsis

Zieritz et al., 2021 [Publ 4231], fig. 3-F_5

iTtTbiriSoTroTroSiD
1 1 0 1 47 2 2 -- 
  +----- Nodularia             
--+                            
  |  +-- Schistodesmus         
  +--+                         
     +-- Tchangsinaia_piscicula **

Aunins et al., 2018 [Publ 3863], fig. 1

iTtTbiriSoTroTroSiD
1 1 0 1 39 3 3 -- 
  +-------- Nodularia             
--+                               
  |  +----- Tchangsinaia_piscicula **
  +--+                            
     |  +-- Cuneopsis             
     +--+                         
        +-- Schistodesmus

Wu et al., 2020 [Publ 4147], fig. 3

iTtTbiriSoTroTroSiD
1 1 0 1 29 5 4 -- 
  +----------- Pseudocuneopsis       
--+                                  
  |  +-------- Nodularia             
  +--+                               
     |  +----- Schistodesmus         
     +--+                            
        |  +-- Cuneopsis             
        +--+                         
           +-- Tchangsinaia_piscicula **

Ouyang et al., 2015 [Publ 4493], fig. 2

iTtTbiriSoTroTroSiD
1 1 0 1 30 6 3 -- 
  +----------------- Nodularia               
  |                                          
  |           +----- Cuneopsis_rufescens__2  
--+  +--------+                              
  |  |        |  +-- Schistodesmus           
  |  |        +--+                           
  +--+           +-- Cuneopsis_celtiformis__2
     |                                       
     |  +----------- Tchangsinaia_piscicula **  
     +--+                                    
        |  +-------- Cuneopsis_celtiformis__1
        +--+                                 
           |  +----- Cuneopsis_szechenyii__2 
           +--+                              
              |  +-- Cuneopsis_szechenyii__1 
              +--+                           
                 +-- Cuneopsis_rufescens__1

Wang et al., 2018 [Publ 3846], fig. 2

iTtTbiriSoTroTroSiD
1 1 0 1 30 2 2 -- 
  +----- Nodularia             
--+                            
  |  +-- Tchangsinaia_piscicula **
  +--+                         
     +-- Cuneopsis

Choi et al., 2020 [Publ 4169], fig. 2a

iTtTbiriSoTroTroSiD
1 1 0 1 11 10 3 -- 
-- Tchangsinaia_piscicula **

Wu et al., 2024 [Publ 4350], fig. 8a_S1

iTtTbiriSoTroTroSiD
1 1 0 1 91 11 4 -- 
  +-------- Nodularia             
  |                               
--+-------- Pseudocuneopsis       
  |                               
  |  +----- Schistodesmus         
  +--+                            
     |  +-- Tchangsinaia_piscicula **
     +--+                         
        +-- Cuneopsis

Huang et al., 2018 [Publ 3828], fig. 6

iTtTbiriSoTroTroSiD
1 1 0 1 41 1 1 -- 
  +-- Tchangsinaia_piscicula **
--+                         
  +-- Nodularia

Wu et al., 2021 [Publ 4366], fig. 3-BI

iTtTbiriSoTroTroSiD
1 1 0 1 73 6 4 -- 
  +----------- Pseudocuneopsis       
--+                                  
  |  +-------- Nodularia             
  +--+                               
     |  +----- Schistodesmus         
     +--+                            
        |  +-- Cuneopsis             
        +--+                         
           +-- Tchangsinaia_piscicula **

Wu et al., 2022 [Publ 4238], fig. 2a_S1

iTtTbiriSoTroTroSiD
1 1 0 1 11 10 5 -- 
  +-------------- Nodularia             
--+                                     
  |  +----------- Pseudocuneopsis       
  +--+                                  
     |  +-------- Schistodesmus         
     +--+                               
        |  +----- Cuneopsis             
        +--+                            
           |  +-- Tchangsinaia_piscicula **
           +--+                         
              +-- Inversiunio

Sano et al., 2020 [Publ 4138], fig. 2

iTtTbiriSoTroTroSiD
1 1 0 1 67 6 3 -- 
  +-------- Inversiunio           
--+                               
  |  +----- Nodularia             
  +--+                            
     |  +-- Tchangsinaia_piscicula **
     +--+                         
        +-- Schistodesmus

Wu et al., 2022 [Publ 4238], fig. 2d

iTtTbiriSoTroTroSiD
1 1 0 1 38 14 5 -- 
  +-------------- Pseudocuneopsis       
--+                                     
  |  +----------- Nodularia             
  +--+                                  
     |  +-------- Schistodesmus         
     +--+                               
        |  +----- Cuneopsis             
        +--+                            
           |  +-- Tchangsinaia_piscicula **
           +--+                         
              +-- Inversiunio

Chen et al., 2023 [Publ 4302], fig. 1

iTtTbiriSoTroTroSiD
1 1 0 1 40 13 6 -- 
-- Tchangsinaia_piscicula **

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

iTtTbiriSoTroTroSiD
1 1 0 1 56 1 1 -- 
  +-- Tchangsinaia_piscicula **
--+                         
  +-- Nodularia

Wu et al., 2024 [Publ 4350], fig. 8b_S2

iTtTbiriSoTroTroSiD
1 1 0 1 91 11 4 -- 
  +-------- Nodularia             
  |                               
--+-------- Pseudocuneopsis       
  |                               
  |  +----- Schistodesmus         
  +--+                            
     |  +-- Tchangsinaia_piscicula **
     +--+                         
        +-- Cuneopsis

Wu et al., 2018 [Publ 3836], fig. 2

iTtTbiriSoTroTroSiD
1 1 0 1 52 6 3 -- 
     +-- Nodularia             
  +--+                         
  |  +-- Schistodesmus         
--+                            
  |  +-- Tchangsinaia_piscicula **
  +--+                         
     +-- Cuneopsis

Fukata & Iigo, 2019 [Publ 4108], fig. 1

iTtTbiriSoTroTroSiD
1 1 0 1 16 7 4 -- 
  +-------- Pseudocuneopsis       
  |                               
--+     +-- Cuneopsis             
  |  +--+                         
  |  |  +-- Schistodesmus         
  +--+                            
     |  +-- Tchangsinaia_piscicula **
     +--+                         
        +-- Nodularia

Dai et al., 2024 [Publ 4386], fig. 6

iTtTbiriSoTroTroSiD
1 1 0 1 41 10 4 -- 
  +----------- Pseudocuneopsis       
--+                                  
  |  +-------- Nodularia             
  +--+                               
     |  +----- Schistodesmus         
     +--+                            
        |  +-- Tchangsinaia_piscicula **
        +--+                         
           +-- Cuneopsis

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

iTtTbiriSoTroTroSiD
1 1 0 1 90 5 3 -- 
  +-------- Nodularia             
--+                               
  |  +----- Cuneopsis             
  +--+                            
     |  +-- Tchangsinaia_piscicula **
     +--+                         
        +-- Schistodesmus

Chen et al., 2025 [Publ 4487], fig. 2

iTtTbiriSoTroTroSiD
1 1 0 1 40 12 6 -- 
           +-- Tchangsinaia_piscicula **
  +--------+                         
  |        +-- Inversiunio           
  |                                  
--+        +-- Cuneopsis             
  |  +-----+                         
  |  |     +-- Pseudocuneopsis       
  +--+                               
     |  +----- Nodularia             
     +--+                            
        |  +-- Diaurora              
        +--+                         
           +-- Schistodesmus

Pavan-Kumar et al., 2022 [Publ 4263], fig. 4

iTtTbiriSoTroTroSiD
1 1 0 1 36 3 2 -- 
  +----- Schistodesmus         
--+                            
  |  +-- Nodularia             
  +--+                         
     +-- Tchangsinaia_piscicula **

Chen et al., 2023 [Publ 4302], fig. 2

iTtTbiriSoTroTroSiD
1 1 0 1 40 13 6 -- 
-- Tchangsinaia_piscicula **

Wu et al., 2024 [Publ 4388], fig. 6

iTtTbiriSoTroTroSiD
1 1 0 1 52 6 4 -- 
  +----------- Pseudocuneopsis       
--+                                  
  |  +-------- Nodularia             
  +--+                               
     |  +----- Tchangsinaia_piscicula **
     +--+                            
        |  +-- Cuneopsis             
        +--+                         
           +-- Schistodesmus

Ouyang et al., 2015 [Publ 4493], fig. 1

iTtTbiriSoTroTroSiD
1 1 0 1 30 6 3 -- 
        +-- Tchangsinaia_piscicula **
  +-----+                         
  |     +-- Cuneopsis_rufescens   
--+                               
  |  +----- Nodularia             
  +--+                            
     |  +-- Cuneopsis_szechenyii  
     +--+                         
        +-- Cuneopsis_celtiformis

Dai et al., 2025 [Publ 4440], fig. 3

iTtTbiriSoTroTroSiD
1 1 0 1 87 15 4 -- 
        +-- Nodularia             
  +-----+                         
  |     +-- Pseudocuneopsis       
--+                               
  |  +----- Schistodesmus         
  +--+                            
     |  +-- Tchangsinaia_piscicula **
     +--+                         
        +-- Cuneopsis

Lopes-Lima et al., 2024 [Publ 4376], fig. 4-5_AHE

iTtTbiriSoTroTroSiD
1 1 0 1 21 1 1 -- 
  +-- Tchangsinaia_piscicula **
--+                         
  +-- Nodularia

Hou et al., 2024 [Publ 4400], fig. 1

iTtTbiriSoTroTroSiD
1 1 0 1 14 11 2 -- 
  +-- Tchangsinaia_piscicula **
--+                         
  +-- Cuneopsis

Campbell & Lydeard, 2026 [Publ 4810], fig. 4

iTtTbiriSoTroTroSiD
1 1 0 1 46 8 4 -- 
  +----------- Pseudocuneopsis       
--+                                  
  |  +-------- Nodularia             
  +--+                               
     |  +----- Tchangsinaia_piscicula **
     +--+                            
        |  +-- Cuneopsis             
        +--+                         
           +-- Schistodesmus

Liu et al., 2023 [Publ 4310], fig. 5

iTtTbiriSoTroTroSiD
1 1 0 1 23 10 5 -- 
  +----- Cuneopsis             
  |                            
  |  +-- Nodularia             
  +--+                         
--+  +-- Schistodesmus         
  |                            
  |  +-- Tchangsinaia_piscicula **
  |  |                         
  +--+-- Inversiunio           
     |                         
     +-- Pseudocuneopsis

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

iTtTbiriSoTroTroSiD
1 1 0 1 199 11 3 -- 
  +-------- Schistodesmus         
--+                               
  |  +----- Nodularia             
  +--+                            
     |  +-- Tchangsinaia_piscicula **
     +--+                         
        +-- Cuneopsis

Chen et al., 2025 [Publ 4448], fig. 3

iTtTbiriSoTroTroSiD
1 1 0 1 85 18 5 -- 
  +----------- Pseudocuneopsis       
  |                                  
--+  +-------- Nodularia             
  |  |                               
  +--+     +-- Tongchuania           
     |  +--+                         
     |  |  +-- Schistodesmus         
     +--+                            
        |  +-- Tchangsinaia_piscicula **
        +--+                         
           +-- Cuneopsis

Wang et al., 2025 [Publ 4488], fig. 3B

iTtTbiriSoTroTroSiD
1 1 0 1 64 22 4 -- 
  +----------- Pseudocuneopsis       
--+                                  
  |  +-------- Nodularia             
  +--+                               
     |  +----- Schistodesmus         
     +--+                            
        |  +-- Tchangsinaia_piscicula **
        +--+                         
           +-- Cuneopsis

Campbell & Lydeard, 2026 [Publ 4810], fig. 3_5

iTtTbiriSoTroTroSiD
1 1 0 1 140 20 4 -- 
        +-- Tchangsinaia_piscicula **
  +-----+                         
  |     +-- Cuneopsis             
--+                               
  |  +----- Pseudocuneopsis       
  +--+                            
     |  +-- Schistodesmus         
     +--+                         
        +-- Nodularia

Jeratthitikul et al., 2022 [Publ 4260], fig. S2_2

iTtTbiriSoTroTroSiD
1 1 0 1 75 5 3 -- 
  +----------- Nodularia             
--+                                  
  |  +-------- Schistodesmus         
  +--+                               
     |  +----- Cuneopsis_szechenyii  
     +--+                            
        |  +-- Tchangsinaia_piscicula **
        +--+                         
           +-- Cuneopsis_rufescens

Liu et al., 2023 [Publ 4310], fig. 4

iTtTbiriSoTroTroSiD
1 1 0 1 23 10 5 -- 
  +----------- Cuneopsis             
  |                                  
--+        +-- Nodularia             
  |  +-----+                         
  |  |     +-- Schistodesmus         
  +--+                               
     |  +----- Tchangsinaia_piscicula **
     +--+                            
        |  +-- Inversiunio           
        +--+                         
           +-- Pseudocuneopsis

Klymus et al., 2025 [Publ 4814], fig. 3A

iTtTbiriSoTroTroSiD
1 1 0 1 35 4 4 -- 
        +-- Pseudocuneopsis       
  +-----+                         
  |     +-- Schistodesmus         
--+                               
  |  +----- Nodularia             
  +--+                            
     |  +-- Tchangsinaia_piscicula **
     +--+                         
        +-- Cuneopsis

Zhou et al., 2007 [Publ 2658], fig. 1

iTtTbiriSoTroTroSiD
1 1 0 1 20 3 2 -- 
  +-- Tchangsinaia_piscicula **
--+                         
  +-- Nodularia

Sano et al., 2020 [Publ 4138], fig. 4

iTtTbiriSoTroTroSiD
1 1 0 1 67 6 3 -- 
  +-------- Nodularia             
--+                               
  |  +----- Inversiunio           
  +--+                            
     |  +-- Schistodesmus         
     +--+                         
        +-- Tchangsinaia_piscicula **