Bivalvia | Unionida | Unionoidea | Unionidae | Ambleminae | Lampsilini

genus Cyrtonaias Crosse & Fischer, 1894: 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 41 cladograms in 23 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 **

cst iT tT bi riS oT roT roS iD
0.607 1 1 0 1 632 92 26 **
Cladomics cladogram Cyrtonaias berlandierii Glebula

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

cst iT tT bi riS oT roT roS iD
0.792 1 1 0 1 101 42 22 0.0
Cladomics cladogram Toxolasma Obliquaria Cyrtonaias berlandierii 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

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

cst iT tT bi riS oT roT roS iD
0.750 1 1 0 1 101 42 22 0.0
Cladomics cladogram Obliquaria Cyrtonaias berlandierii 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

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

cst iT tT bi riS oT roT roS iD
0.875 1 1 0 1 55 47 22 0.0
Cladomics cladogram Cyrtonaias berlandierii Glebula Paetulunio Obliquaria 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

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

cst iT tT bi riS oT roT roS iD
0.833 1 1 0 1 56 47 22 0.0
Cladomics cladogram Paetulunio Toxolasma Obliquaria Glebula Cyrtonaias berlandierii 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

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

cst iT tT bi riS oT roT roS iD
0.905 1 1 0 1 40 35 19 0.0
Cladomics cladogram Glebula Cyrtonaias berlandierii

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

cst iT tT bi riS oT roT roS iD
0.895 1 1 0 1 32 25 17 0.0
Cladomics cladogram Cyrtonaias berlandierii Glebula

Pfeiffer et al., 2019 [Publ 3866], fig. 1

cst iT tT bi riS oT roT roS iD
1.000 1 1 0 1 30 11 11 0.0
Cladomics cladogram Cyrtonaias berlandierii Glebula Potamilus Truncilla Ptychobranchus Pachynaias Mesonaias Lampsilis Ortmanniana Cambarunio Epioblasma Ligumia

Inoue et al., 2020 [Publ 4128], fig. 2

cst iT tT bi riS oT roT roS iD
1.000 1 1 0 1 22 11 11 0.0
Cladomics cladogram Glebula Cyrtonaias berlandierii Potamilus Ptychobranchus Truncilla Ortmanniana Epioblasma Lampsilis Ligumia Cambarunio Pachynaias Mesonaias

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

cst iT tT bi riS oT roT roS iD
0.917 1 1 0 1 20 12 10 0.0
Cladomics cladogram Toxolasma Obliquaria Cyrtonaias berlandierii Glebula Ptychobranchus Lemiox Venustaconcha Obovaria Hamiota Lampsilis ovata Ortmanniana Lampsilis straminea Lampsilis hydiana

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

cst iT tT bi riS oT roT roS iD
0.917 1 1 0 1 20 12 10 0.0
Cladomics cladogram Toxolasma Obliquaria Cyrtonaias berlandierii Glebula Ptychobranchus Lemiox Venustaconcha Obovaria Hamiota Lampsilis ovata Ortmanniana Lampsilis straminea Lampsilis hydiana

Inoue et al., 2020 [Publ 4128], fig. 3

cst iT tT bi riS oT roT roS iD
1.000 1 1 0 1 21 10 10 0.0
Cladomics cladogram Cyrtonaias berlandierii Ptychobranchus Ligumia Potamilus Pachynaias Epioblasma Truncilla Mesonaias Cambarunio Ortmanniana Lampsilis

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

cst iT tT bi riS oT roT roS iD
1.000 1 1 0 1 27 19 7 0.0
Cladomics cladogram Obliquaria Cyrtonaias berlandierii Pachynaias Lampsilis Ellipsaria Truncilla Atlanticoncha Potamilus

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

cst iT tT bi riS oT roT roS iD
1.000 1 1 0 1 27 19 7 0.0
Cladomics cladogram Obliquaria Cyrtonaias berlandierii Pachynaias Lampsilis Ellipsaria Truncilla Atlanticoncha Potamilus

Bogan & Hoeh, 2000 [Publ 2650], fig. 1

cst iT tT bi riS oT roT roS iD
0.857 1 1 0 1 33 5 5 0.0
Cladomics cladogram Glebula Cyrtonaias berlandierii

Hoeh et al., 2001 [Publ 2652], fig. 14f2

cst iT tT bi riS oT roT roS iD
0.857 1 1 0 1 30 5 5 0.0
Cladomics cladogram Cyrtonaias berlandierii Unio Pyganodon Anodonta Strophitus Mutela Anodontites guanarensis Anodontites trigona Monocondylaea Diplodon Echyridella Lortiella Castalia Velesunio

Hoeh et al., 2001 [Publ 2652], fig. 14f4

cst iT tT bi riS oT roT roS iD
1.000 1 1 0 1 30 5 5 0.0
Cladomics cladogram Cyrtonaias berlandierii Glebula Toxolasma Potamilus Ligumia Ortmanniana

Hoeh et al., 2002 [Publ 2653], fig. 2

cst iT tT bi riS oT roT roS iD
0.857 1 1 0 1 30 5 5 0.0
Cladomics cladogram Glebula Cyrtonaias berlandierii

Roe & Hoeh, 2003 [Publ 2655], fig. 4f2

cst iT tT bi riS oT roT roS iD
0.857 1 1 0 1 30 5 5 0.0
Cladomics cladogram Cyrtonaias berlandierii Unio Pyganodon Anodonta Strophitus

Roe & Hoeh, 2003 [Publ 2655], fig. 4f3

cst iT tT bi riS oT roT roS iD
1.000 1 1 0 1 30 5 5 0.0
Cladomics cladogram Cyrtonaias berlandierii Glebula Toxolasma Ortmanniana Ligumia Potamilus

Pfeiffer et al., 2016 [Publ 3660], fig. 2

cst iT tT bi riS oT roT roS iD
1.000 1 1 0 1 37 5 5 0.0
Cladomics cladogram Cyrtonaias berlandierii Glebula Lampsilis Leaunio Truncilla Potamilus

Hoeh et al., 2002 [Publ 2673], fig. 1-F

cst iT tT bi riS oT roT roS iD
1.000 1 1 0 1 8 4 4 0.0
Cladomics cladogram Cyrtonaias berlandierii Ortmanniana Lampsilis Potamilus Ligumia

Hoeh et al., 2002 [Publ 2673], fig. 1-M

cst iT tT bi riS oT roT roS iD
1.000 1 1 0 1 8 4 4 0.0
Cladomics cladogram Potamilus Cyrtonaias berlandierii Ligumia Lampsilis Ortmanniana

Walker et al., 2006 [Publ 2666], fig. 6

cst iT tT bi riS oT roT roS iD
0.833 1 1 0 1 35 4 4 0.0
Cladomics cladogram Cyrtonaias berlandierii Fusconaia Potamilus Lampsilis Ligumia Ortmanniana

Walker et al., 2006 [Publ 2666], fig. 6-M

cst iT tT bi riS oT roT roS iD
1.000 1 1 0 1 13 4 4 0.0
Cladomics cladogram Potamilus Cyrtonaias berlandierii Ligumia Lampsilis Ortmanniana

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

cst iT tT bi riS oT roT roS iD
1.000 1 1 0 1 56 4 4 0.0
Cladomics cladogram Obliquaria Cyrtonaias berlandierii Leaunio Lampsilis Pachynaias

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

cst iT tT bi riS oT roT roS iD
1.000 1 1 0 1 56 4 4 0.0
Cladomics cladogram Obliquaria Cyrtonaias berlandierii Leaunio Lampsilis Pachynaias

Campbell & Lydeard, 2012 [Publ 3308], fig. 1

cst iT tT bi riS oT roT roS iD
0.800 1 1 0 1 41 4 3 0.0
Cladomics cladogram Cyrtonaias berlandierii Reginaia

Campbell & Lydeard, 2012 [Publ 3308], fig. 2

cst iT tT bi riS oT roT roS iD
0.800 1 1 0 1 41 4 3 0.0
Cladomics cladogram Cyrtonaias berlandierii Plectomerus Lemiox Lampsilis Obovaria

Campbell & Lydeard, 2012 [Publ 3308], fig. 3

cst iT tT bi riS oT roT roS iD
0.600 1 1 0 1 42 4 3 0.0
Cladomics cladogram Cyrtonaias berlandierii Reginaia Popenaias Amblema

Campbell & Lydeard, 2012 [Publ 3308], fig. 4

cst iT tT bi riS oT roT roS iD
0.800 1 1 0 1 41 4 3 0.0
Cladomics cladogram Cyrtonaias berlandierii Reginaia

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

cst iT tT bi riS oT roT roS iD
1.000 1 1 0 1 11 3 3 0.0
Cladomics cladogram Toxolasma Obliquaria Glebula Cyrtonaias berlandierii

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

cst iT tT bi riS oT roT roS iD
0.800 1 1 0 1 11 3 3 0.0
Cladomics cladogram Glebula Cyrtonaias berlandierii

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

cst iT tT bi riS oT roT roS iD
0.750 1 1 0 1 30 2 2 0.0
Cladomics cladogram Cyrtonaias berlandierii Elliptio Eurynia Fusconaia Pleurobema

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

cst iT tT bi riS oT roT roS iD
1.000 1 1 0 1 30 2 2 0.0
Cladomics cladogram Cyrtonaias berlandierii Lampsilis Epioblasma

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

cst iT tT bi riS oT roT roS iD
1.000 1 1 0 1 10 2 2 0.0
Cladomics cladogram Obliquaria Glebula Cyrtonaias berlandierii

Burlakova et al., 2012 [Publ 3486], fig. 1

cst iT tT bi riS oT roT roS iD
0.667 1 1 0 1 40 1 1 0.0
Cladomics cladogram Cyrtonaias berlandierii Parvaspina Plethobasus Elliptio Fusconaia Eurynia Hemistena Pleuronaia Pleurobema riddellii Pleurobema sintoxia 2 Pleurobema sintoxia 1 Pleurobema cordatum Pleurobema stabile Pleurobema pyriforme Pleurobema georgianum Pleurobema hanleyianum Pleurobema decisum Pleurobema clava Pleurobema oviforme Pleurobema beadleianum Pleurobema rubellum Pleurobema strodeanum Pleurobema perovatum Pleurobema taitianum

Campbell et al., 2008 [Publ 2675], fig. 2

cst iT tT bi riS oT roT roS iD
1.000 1 1 0 1 25 0 0 0.0
Cladomics cladogram Cyrtonaias berlandierii Plectomerus Pleurobema cordatum Pleurobema sintoxia 1 Pleurobema sintoxia 2 Fusconaia Pleuronaia Eurynia Hemistena Plethobasus Parvaspina Elliptio Pleurobema stabile Pleurobema pyriforme Pleurobema georgianum 2 Pleurobema athearni Pleurobema decisum Pleurobema hanleyianum Pleurobema georgianum 1 Pleurobema clava Pleurobema oviforme Pleurobema rubellum Pleurobema strodeanum Pleurobema beadleianum Pleurobema taitianum Pleurobema perovatum

Campbell et al., 2008 [Publ 2675], fig. 4

cst iT tT bi riS oT roT roS iD
1.000 1 1 0 1 24 0 0 0.0
Cladomics cladogram Cyrtonaias berlandierii Eurynia Fusconaia cerina Fusconaia flava Hemistena Plethobasus Parvaspina Pleurobema cordatum Pleuronaia Pleurobema oviforme 2 Pleurobema stabile Elliptio Pleurobema decisum Pleurobema sintoxia Pleurobema clava Pleurobema oviforme 1 Pleurobema beadleianum Pleurobema pyriforme Pleurobema rubellum Pleurobema hanleyianum 2 Pleurobema georgianum 2 Pleurobema hanleyianum 1 Pleurobema georgianum 1 Pleurobema athearni

Campbell et al., 2008 [Publ 2675], fig. 5

cst iT tT bi riS oT roT roS iD
1.000 1 1 0 1 24 0 0 0.0
Cladomics cladogram Pleurobema decisum Pleurobema rubellum Pleurobema georgianum 2 Pleurobema stabile Pleurobema pyriforme Pleurobema oviforme 2 Pleurobema hanleyianum 2 Pleuronaia Pleurobema georgianum 3 Pleurobema cordatum Pleurobema beadleianum Hemistena Fusconaia flava Fusconaia cerina Eurynia Elliptio Cyrtonaias berlandierii Plethobasus Parvaspina Pleurobema sintoxia Pleurobema oviforme 1 Pleurobema clava Pleurobema athearni Pleurobema georgianum 1 Pleurobema hanleyianum 1

Campbell et al., 2008 [Publ 2675], fig. 6

cst iT tT bi riS oT roT roS iD
1.000 1 1 0 1 25 0 0 0.0
Cladomics cladogram Cyrtonaias berlandierii Plectomerus Parvaspina Hemistena Plethobasus Elliptio Fusconaia Pleurobema Eurynia Pleuronaia