Bivalvia | Unionida | Hyrioidea | Hyriidae | Hyriinae | Rhipidodontini

genus Guyanhyrida Prié & Lopes-Lima in Prié et al., 2026: cladomics

2 Recent valid species (2 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 = 2 (2 total)
analyzed in 15 cladograms in 9 publications
maximum number of terminals in an analysis = 2 (mean = 1.07, median = 1)

Basic Monophyly

number of cladograms that test basic monophyly (i.e., more than 1 included species) = 1
maximum number of included terminals = 2, (mean = 2 median = 2)
proportion of cladograms that support basic monophyly = 1


Cladograms

Prié et al., 2026 [Publ 4844], fig. 2

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

cst iT tT bi riS oT roT roS iD
0.750 2 2 0 2 21 4 2 **
Cladomics cladogram Guyanhyrida voltzi Guyanhyrida demeraraensis Iridea Prisodon Triplodon Castalia cordata Callonaia Castalia ambigua Castaliella

Santos-Neto et al., 2016 [Publ 3739], fig. 2a_b

cst iT tT bi riS oT roT roS iD
0.667 1 1 0 1 20 2 1 0.0
Cladomics cladogram Guyanhyrida demeraraensis Triplodon Prisodon Castalia stevensi Callonaia Castalia ambigua 1 Castalia ambigua 4 Castalia ambigua 2 Castaliella Castalia ambigua 3

Santos-Neto et al., 2016 [Publ 3739], fig. 4

cst iT tT bi riS oT roT roS iD
0.667 1 1 0 1 20 2 1 0.0
Cladomics cladogram Guyanhyrida demeraraensis Triplodon Prisodon Castalia ambigua 4 Callonaia Castalia ambigua 3 Castalia stevensi Castalia ambigua 2 Castaliella Castalia ambigua 1

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

cst iT tT bi riS oT roT roS iD
0.667 1 1 0 1 632 3 1 0.0
Cladomics cladogram Guyanhyrida demeraraensis Triplodon Prisodon Castalia ambigua 4 Callonaia Castalia stevensi Castalia ambigua 3 Castalia ambigua 1 Castaliella Castalia ambigua 2 Castalia

Graf et al., 2015 [Publ 3619], fig. 1

cst iT tT bi riS oT roT roS iD
1.000 1 1 0 1 19 0 0 0.0
Cladomics cladogram Guyanhyrida demeraraensis Triplodon Castalia

Bolotov et al., 2016 [Publ 3743], fig. 2

cst iT tT bi riS oT roT roS iD
1.000 1 1 0 1 29 0 0 0.0
Cladomics cladogram Guyanhyrida demeraraensis Triplodon Castalia

Bolotov et al., 2016 [Publ 3743], fig. 4

cst iT tT bi riS oT roT roS iD
1.000 1 1 0 1 29 0 0 0.0
Cladomics cladogram Guyanhyrida demeraraensis Triplodon Castalia

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

cst iT tT bi riS oT roT roS iD
1.000 1 1 0 1 138 0 0 0.0
Cladomics cladogram Guyanhyrida demeraraensis Castalia Triplodon

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

cst iT tT bi riS oT roT roS iD
1.000 1 1 0 1 138 0 0 0.0
Cladomics cladogram Guyanhyrida demeraraensis Castalia Triplodon

Konopleva et al., 2017 [Publ 3807], fig. 6

cst iT tT bi riS oT roT roS iD
1.000 1 1 0 1 30 0 0 0.0
Cladomics cladogram Guyanhyrida demeraraensis Triplodon Castalia

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

cst iT tT bi riS oT roT roS iD
1.000 1 1 0 1 200 0 0 0.0
Cladomics cladogram Guyanhyrida demeraraensis Castalia Triplodon

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

cst iT tT bi riS oT roT roS iD
1.000 1 1 0 1 198 0 0 0.0
Cladomics cladogram Guyanhyrida demeraraensis Castalia Triplodon

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

cst iT tT bi riS oT roT roS iD
1.000 1 1 0 1 200 0 0 0.0
Cladomics cladogram Guyanhyrida demeraraensis Castalia Triplodon

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

cst iT tT bi riS oT roT roS iD
1.000 1 1 0 1 90 0 0 0.0
Cladomics cladogram Castalia Guyanhyrida demeraraensis

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

cst iT tT bi riS oT roT roS iD
1.000 1 1 0 1 90 0 0 0.0
Cladomics cladogram Guyanhyrida demeraraensis Castalia