Bivalvia | Unionida | Unionoidea | Unionidae | Ambleminae | Amblemini

genus Reginaia Campbell & Lydeard, 2012: cladomics

3 Recent valid species (3 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 = 3 (3 total)
analyzed in 36 cladograms in 22 publications
maximum number of terminals in an analysis = 2 (mean = 1.58, median = 2)

Basic Monophyly

number of cladograms that test basic monophyly (i.e., more than 1 included species) = 21
maximum number of included terminals = 2, (mean = 2 median = 2)
proportion of cladograms that support basic monophyly = 1


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 Reginaia cladogram distances
PCoA Ordination

NJ Tree of Reginaia cladogram distances
NJ Tree


Cladograms

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

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

cst iT tT bi riS oT roT roS iD
0.750 2 2 0 2 100 3 2 **
Cladomics cladogram Plectomerus Reginaia ebenus Reginaia rotulata

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

cst iT tT bi riS oT roT roS iD
0.750 2 2 0 2 100 3 2 0.0
Cladomics cladogram Amblema Reginaia ebenus Reginaia rotulata 1 Reginaia rotulata 2

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

cst iT tT bi riS oT roT roS iD
0.750 2 2 0 2 40 3 2 0.0
Cladomics cladogram Cyrtonaias Reginaia ebenus Reginaia rotulata

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

cst iT tT bi riS oT roT roS iD
0.750 2 2 0 2 40 3 2 0.0
Cladomics cladogram Amblema Reginaia ebenus Reginaia rotulata

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

cst iT tT bi riS oT roT roS iD
0.750 2 2 0 2 41 3 2 0.0
Cladomics cladogram Popenaias Amblema Reginaia ebenus 1 Reginaia ebenus 2 Reginaia rotulata

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

cst iT tT bi riS oT roT roS iD
0.750 2 2 0 2 40 3 2 0.0
Cladomics cladogram Cyrtonaias Reginaia ebenus Reginaia rotulata

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

cst iT tT bi riS oT roT roS iD
0.750 2 2 0 2 71 3 2 0.0
Cladomics cladogram Plectomerus Reginaia ebenus Reginaia rotulata

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

cst iT tT bi riS oT roT roS iD
0.750 2 2 0 2 71 3 2 0.0
Cladomics cladogram Amblema Reginaia ebenus Reginaia rotulata

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

cst iT tT bi riS oT roT roS iD
0.750 2 2 0 2 103 3 2 0.0
Cladomics cladogram Amblema Reginaia ebenus Reginaia rotulata Popenaias Dromus Epioblasma Glebula Lampsilis ovata Lampsilis virescens Lemiox Obliquaria Obovaria olivaria Obovaria unicolor Plectomerus Potamilus alatus Potamilus capax Uniomerus Cyclonaias Pustulosa pustulosa 1 Theliderma Pustulosa pustulosa 2 Quadrula quadrula Quadrula verrucosa Elliptoideus Parvaspina Plethobasus Eurynia Hemistena Elliptio Pleuronaia Pleurobema cordatum Fusconaia Pleurobema plenum Pleurobema stabile Pleurobema pyriforme Pleurobema georgianum 2 Pleurobema athearni Pleurobema decisum Pleurobema georgianum 1 Pleurobema hanleyianum 1 Pleurobema hanleyianum 2 Pleurobema beadleianum 2 Pleurobema strodeanum 2 Pleurobema rubellum Pleurobema beadleianum 1 Pleurobema taitianum Pleurobema perovatum Pleurobema strodeanum 1 Pleurobema oviforme 6 Pleurobema clava 3 Pleurobema oviforme 5 Pleurobema clava 2 Pleurobema oviforme 2 Pleurobema oviforme 3 Pleurobema oviforme 4 Pleurobema clava 1 Pleurobema oviforme 1 Pleurobema riddellii Pleurobema sintoxia 34 Pleurobema sintoxia 31 Pleurobema sintoxia 32 Pleurobema sintoxia 33 Pleurobema 4 Pleurobema 5 Pleurobema sintoxia 2 Pleurobema sintoxia 3 Pleurobema 8 Pleurobema 9 Pleurobema 10 Pleurobema sintoxia 5 Pleurobema sintoxia 6 Pleurobema sintoxia 7 Pleurobema sintoxia 8 Pleurobema sintoxia 9 Pleurobema sintoxia 10 Pleurobema sintoxia 11 Pleurobema sintoxia 12 Pleurobema sintoxia 13 Pleurobema sintoxia 14 Pleurobema sintoxia 15 Pleurobema sintoxia 16 Pleurobema sintoxia 17 Pleurobema sintoxia 18 Pleurobema sintoxia 19 Pleurobema sintoxia 20 Pleurobema sintoxia 21 Pleurobema sintoxia 22 Pleurobema sintoxia 23 Pleurobema sintoxia 24 Pleurobema sintoxia 25 Pleurobema sintoxia 26 Pleurobema sintoxia 27 Pleurobema sintoxia 28 Pleurobema sintoxia 29 Pleurobema sintoxia 30 Pleurobema 6 Pleurobema sintoxia 1 Pleurobema 7 Pleurobema sintoxia 4 Pleurobema 3 Pleurobema 1 Pleurobema 2

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

cst iT tT bi riS oT roT roS iD
0.750 2 2 0 2 631 4 2 0.0
Cladomics cladogram Reginaia rotulata Reginaia ebenus Popenaias Cyrtonaias Glebula Paetulunio Toxolasma parvum Toxolasma lividum 2 Toxolasma cylindrellus Toxolasma lividum 1 Toxolasma texasiense 2 Toxolasma glans Toxolasma paulum Toxolasma texasiense 1 Toxolasma 4 Toxolasma granulatum Toxolasma 2 Toxolasma 3 Toxolasma pullus Toxolasma germanum Toxolasma 1 Obliquaria Plectomerus Potamilus inflatus Potamilus ohiensis Potamilus amphichaenus Potamilus streckersoni Potamilus fragilis 2 Potamilus leptodon Potamilus fragilis 1 Potamilus metnecktayi Potamilus alatus 3 Potamilus alatus 2 Potamilus purpuratus 2 Potamilus alatus 1 Potamilus purpuratus 1 Villosa villosa Atlanticoncha Cambarunio nebulosus Ligumia Leaunio umbrans Cambarunio taeniatus Cambarunio iris Cambarunio simus Hamiota Pachynaias Sagittunio Ellipsaria Potamilus capax Truncilla Medionidus acutissimus Lemiox Medionidus penicillatus Ptychobranchus Cyprogenia aberti 2 Dromus Cyprogenia stegaria 2 Cyprogenia aberti 1 Cyprogenia stegaria 1 Villosa delumbis Villosa vibex Obovaria olivaria Venustaconcha Epioblasma Obovaria retusa Obovaria choctawensis Obovaria unicolor Obovaria subrotunda Mesonaias Obovaria arkansasensis Lampsilis splendida Lampsilis bracteata Lampsilis fasciola Ortmanniana pectorosa Lampsilis ornata Lampsilis ovata 2 Lampsilis dolabraeformis Lampsilis cardium 2 Lampsilis cardium 1 Lampsilis satura Lampsilis cariosa 2 Lampsilis ovata 1 Lampsilis cariosa 1 Ortmanniana ligamentina 2 Lampsilis abrupta Lampsilis higginsii 2 Ortmanniana ligamentina 1 Lampsilis higginsii 1 Medionidus conradicus Leaunio lienosus Leaunio vanuxemensis Lampsilis floridensis Lampsilis teres Lampsilis siliquoidea 1 Lampsilis siliquoidea 2 Lampsilis powellii 1 Lampsilis powellii 2 Lampsilis sietmani Lampsilis straminea 2 Lampsilis virescens Lampsilis hydiana 2 Lampsilis hydiana 1 Lampsilis bergmanni Lampsilis straminea 1

Inoue et al., 2013 [Publ 3528], fig. 3

cst iT tT bi riS oT roT roS iD
1.000 2 2 0 2 15 1 1 0.0
Cladomics cladogram Amblema Reginaia ebenus Reginaia rotulata

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

cst iT tT bi riS oT roT roS iD
1.000 2 2 0 2 36 2 1 0.0
Cladomics cladogram Amblema Reginaia rotulata Reginaia ebenus

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

cst iT tT bi riS oT roT roS iD
1.000 2 2 0 2 29 2 1 0.0
Cladomics cladogram Amblema Reginaia ebenus Reginaia rotulata

Inoue et al., 2020 [Publ 3941], fig. 3

cst iT tT bi riS oT roT roS iD
1.000 2 2 0 2 40 2 1 0.0
Cladomics cladogram Amblema Reginaia ebenus Reginaia rotulata

Inoue et al., 2020 [Publ 3941], fig. 4

cst iT tT bi riS oT roT roS iD
0.667 2 2 0 2 39 2 1 0.0
Cladomics cladogram Reginaia ebenus Reginaia rotulata Parvaspina Eurynia Hemistena Pleurobema Pleuronaia Fusconaia Amblema Toxolasma Ellipsaria Truncilla Potamilus Leaunio Lampsilis bracteata Lampsilis ornata Lampsilis fasciola Lampsilis ovata Lampsilis cardium 3 Lampsilis cardium 2 Lampsilis satura Lampsilis cardium 1 Lampsilis teres Lampsilis higginsii Ortmanniana Lampsilis radiata Lampsilis siliquoidea Lampsilis hydiana Lampsilis bergmanni Lampsilis virescens Lampsilis straminea

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

cst iT tT bi riS oT roT roS iD
0.667 2 2 0 2 21 3 1 0.0
Cladomics cladogram Reginaia ebenus Reginaia rotulata Amblema Popenaias Psoronaias Glebula Cyrtonaias Potamilus Ptychobranchus Truncilla Ortmanniana Epioblasma Lampsilis Ligumia Cambarunio Pachynaias Mesonaias

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

cst iT tT bi riS oT roT roS iD
0.667 2 2 0 2 20 3 1 0.0
Cladomics cladogram Reginaia ebenus Reginaia rotulata Amblema Popenaias Psoronaias Cyrtonaias Ptychobranchus Ligumia Potamilus Pachynaias Epioblasma Truncilla Mesonaias Cambarunio Ortmanniana Lampsilis

Lydeard et al., 2000 [Publ 2654], fig. 2a

cst iT tT bi riS oT roT roS iD
1.000 2 2 0 2 12 0 0 0.0
Cladomics cladogram Anodonta Cumberlandia Lampsilis Obovaria Reginaia rotulata 1 Reginaia rotulata 2 Reginaia ebenus Quadrula Pustulosa Pleurobema Fusconaia

Lydeard et al., 2000 [Publ 2654], fig. 2b

cst iT tT bi riS oT roT roS iD
1.000 2 2 0 2 12 0 0 0.0
Cladomics cladogram Reginaia rotulata 1 Reginaia rotulata 2 Reginaia ebenus Pleurobema Fusconaia Quadrula Pustulosa infucata Pustulosa succissa

Lydeard et al., 2000 [Publ 2654], fig. 2c

cst iT tT bi riS oT roT roS iD
1.000 2 2 0 2 12 0 0 0.0
Cladomics cladogram Reginaia ebenus Reginaia rotulata Pleurobema Fusconaia

Lydeard et al., 2000 [Publ 2654], fig. 2d

cst iT tT bi riS oT roT roS iD
1.000 2 2 0 2 12 0 0 0.0
Cladomics cladogram Reginaia ebenus Reginaia rotulata Lampsilis Obovaria Pleurobema Fusconaia Quadrula Pustulosa infucata Pustulosa succissa

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

cst iT tT bi riS oT roT roS iD
0.750 1 1 0 1 28 2 2 0.0
Cladomics cladogram Obliquaria Amblema Reginaia rotulata Potamilus Elliptoideus Plectomerus Medionidus Dromus Cyprogenia Hemistena Elliptio Fusconaia Megalonaias Theliderma Quadrula Pustulosa

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

cst iT tT bi riS oT roT roS iD
0.750 1 1 0 1 28 2 2 0.0
Cladomics cladogram Reginaia rotulata Elliptoideus Plectomerus

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 2 2 0.0
Cladomics cladogram Reginaia ebenus Plectomerus Amblema

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

cst iT tT bi riS oT roT roS iD
1.000 1 1 0 1 56 2 2 0.0
Cladomics cladogram Reginaia ebenus Plectomerus Amblema

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

cst iT tT bi riS oT roT roS iD
0.750 1 1 0 1 40 2 2 0.0
Cladomics cladogram Amblema Reginaia ebenus

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

cst iT tT bi riS oT roT roS iD
1.000 1 1 0 1 27 2 2 0.0
Cladomics cladogram Reginaia ebenus Amblema Plectomerus

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 2 2 0.0
Cladomics cladogram Reginaia ebenus Amblema Plectomerus

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

cst iT tT bi riS oT roT roS iD
0.667 1 1 0 1 34 1 1 0.0
Cladomics cladogram Reginaia ebenus Fusconaia Pleurobema Eurynia Elliptio Megalonaias Quadrula quadrula Quadrula verrucosa Theliderma Pustulosa pustulosa Cyclonaias Pustulosa nodulata Amblema Toxolasma Obliquaria Obovaria Lampsilis cardium Potamilus Epioblasma Lampsilis siliquoidea Ortmanniana Lampsilis higginsii Ligumia Lampsilis teres Ellipsaria Truncilla

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

cst iT tT bi riS oT roT roS iD
0.667 1 1 0 1 37 1 1 0.0
Cladomics cladogram Reginaia ebenus Obliquaria

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

cst iT tT bi riS oT roT roS iD
0.667 1 1 0 1 32 1 1 0.0
Cladomics cladogram Reginaia ebenus Obliquaria

Barraza et al., 2026 [Publ 4851], fig. 3

cst iT tT bi riS oT roT roS iD
0.667 1 1 0 1 18 1 1 0.0
Cladomics cladogram Reginaia ebenus Quadrula Eurynia

Burdick & White, 2007 [Publ 2679], fig. 3

cst iT tT bi riS oT roT roS iD
1.000 1 1 0 1 29 0 0 0.0
Cladomics cladogram Reginaia ebenus Eurynia Plethobasus Elliptio Pleurobema plenum Pleuronaia Pleurobema cordatum 1 Fusconaia Pleurobema sintoxia 1 Pleurobema cordatum 2 Pleurobema sintoxia 2 Pleurobema sintoxia 3 Pleurobema stabile Pleurobema rubellum Pleurobema strodeanum Pleurobema beadleianum Pleurobema perovatum Pleurobema taitianum Pleurobema clava Pleurobema oviforme Pleurobema decisum Pleurobema hanleyianum Pleurobema pyriforme Pleurobema georgianum

Breton et al., 2011 [Publ 3376], fig. 3

cst iT tT bi riS oT roT roS iD
1.000 1 1 0 1 37 0 0 0.0
Cladomics cladogram Reginaia ebenus Toxolasma Ellipsaria Truncilla Lemiox Potamilus Lampsilis Cambarunio Venustaconcha

Chase et al., 2018 [Publ 3847], fig. 4

cst iT tT bi riS oT roT roS iD
1.000 1 1 0 1 38 0 0 0.0
Cladomics cladogram Echyridella Reginaia ebenus

Hauck et al., 2023 [Publ 4333], fig. 9

cst iT tT bi riS oT roT roS iD
1.000 1 1 0 1 12 0 0 0.0
Cladomics cladogram Reginaia ebenus Obovaria Lampsilis