Bivalvia | Unionida | Unionoidea | Unionidae | Ambleminae | Lampsilini

genus Obliquaria Rafinesque, 1820: 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 55 cladograms in 34 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 Obliquaria reflexa Plectomerus

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 reflexa Cyrtonaias 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 reflexa Cyrtonaias 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 Glebula Paetulunio Obliquaria reflexa 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 reflexa Glebula Cyrtonaias 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 Obliquaria reflexa Medionidus Lemiox Cyprogenia Ptychobranchus Potamilus Atlanticoncha Ellipsaria Truncilla Hamiota Villosa Ligumia Venustaconcha Obovaria Epioblasma Ortmanniana pectorosa Ortmanniana ligamentina Lampsilis

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 Reginaia Obliquaria reflexa

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

cst iT tT bi riS oT roT roS iD
0.846 1 1 0 1 200 13 11 0.0
Cladomics cladogram Obliquaria reflexa Plectomerus

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

cst iT tT bi riS oT roT roS iD
0.846 1 1 0 1 198 13 11 0.0
Cladomics cladogram Obliquaria reflexa Plectomerus

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

cst iT tT bi riS oT roT roS iD
0.846 1 1 0 1 200 13 11 0.0
Cladomics cladogram Obliquaria reflexa Plectomerus

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 reflexa Cyrtonaias 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 reflexa Cyrtonaias Glebula Ptychobranchus Lemiox Venustaconcha Obovaria Hamiota Lampsilis ovata Ortmanniana Lampsilis straminea Lampsilis hydiana

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

cst iT tT bi riS oT roT roS iD
0.750 1 1 0 1 72 14 10 0.0
Cladomics cladogram Potamilus alatus Potamilus capax Glebula Toxolasma Paetulunio Dromus Lemiox Lampsilis ovata Obliquaria reflexa Lampsilis virescens Epioblasma Obovaria arkansasensis Obovaria olivaria Venustaconcha

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

cst iT tT bi riS oT roT roS iD
0.750 1 1 0 1 72 14 10 0.0
Cladomics cladogram Obliquaria reflexa Potamilus Dromus Lemiox Lampsilis ovata Lampsilis virescens Epioblasma Obovaria arkansasensis Obovaria olivaria Venustaconcha

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

cst iT tT bi riS oT roT roS iD
0.909 1 1 0 1 34 15 9 0.0
Cladomics cladogram Toxolasma Obliquaria reflexa 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
0.818 1 1 0 1 37 15 9 0.0
Cladomics cladogram Reginaia Obliquaria reflexa

Szumowski et al., 2012 [Publ 3569], fig. 4

cst iT tT bi riS oT roT roS iD
0.909 1 1 0 1 15 14 9 0.0
Cladomics cladogram Ellipsaria Truncilla Obliquaria reflexa Potamilus Lampsilis ornata Lampsilis cardium Lampsilis ovata Lampsilis teres Lampsilis siliquoidea Ortmanniana Lampsilis higginsii Hamiota Epioblasma Cambarunio Ligumia

Krebs et al., 2003 [Publ 2691], fig. 3

cst iT tT bi riS oT roT roS iD
0.667 1 1 0 1 32 10 7 0.0
Cladomics cladogram Plectomerus Obliquaria reflexa

Graf & Cummings, 2006 [Publ 1968], fig. 2

cst iT tT bi riS oT roT roS iD
1.000 1 1 0 1 46 7 7 0.0
Cladomics cladogram Obliquaria reflexa Truncilla Ptychobranchus Ligumia Cambarunio Epioblasma Lampsilis Ortmanniana

Hoeh et al., 2009 [Publ 2716], fig. 3

cst iT tT bi riS oT roT roS iD
0.889 1 1 0 1 46 7 7 0.0
Cladomics cladogram Obliquaria reflexa Quadrula

Hoeh et al., 2009 [Publ 2716], fig. 4

cst iT tT bi riS oT roT roS iD
0.889 1 1 0 1 45 7 7 0.0
Cladomics cladogram Obliquaria reflexa Quadrula

Jadhav & Jamkhedkar, 2009 [Publ 3697], fig. 11

cst iT tT bi riS oT roT roS iD
0.889 1 1 0 1 24 7 7 0.0
Cladomics cladogram Truncilla Lampsilis Epioblasma Ligumia Obliquaria reflexa Ortmanniana

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

cst iT tT bi riS oT roT roS iD
0.556 1 1 0 1 104 10 7 0.0
Cladomics cladogram Dromus Epioblasma Glebula Lampsilis ovata Lampsilis virescens Lemiox Obliquaria reflexa Obovaria olivaria Obovaria unicolor Plectomerus Potamilus alatus Potamilus capax

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 reflexa Cyrtonaias 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 reflexa Cyrtonaias Pachynaias Lampsilis Ellipsaria Truncilla Atlanticoncha Potamilus

Lydeard et al., 1996 [Publ 2656], fig. 3

cst iT tT bi riS oT roT roS iD
0.750 1 1 0 1 26 8 6 0.0
Cladomics cladogram Plectomerus Obliquaria reflexa

Lydeard et al., 1996 [Publ 2656], fig. 4

cst iT tT bi riS oT roT roS iD
0.875 1 1 0 1 27 8 6 0.0
Cladomics cladogram Obliquaria reflexa Medionidus Ptychobranchus Potamilus fragilis Potamilus purpuratus Ellipsaria Villosa Lampsilis

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

cst iT tT bi riS oT roT roS iD
0.750 1 1 0 1 33 7 6 0.0
Cladomics cladogram Obliquaria reflexa Plectomerus

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

cst iT tT bi riS oT roT roS iD
0.750 1 1 0 1 33 7 6 0.0
Cladomics cladogram Obliquaria reflexa Plectomerus

Hoeh et al., 2009 [Publ 2716], fig. 5

cst iT tT bi riS oT roT roS iD
0.875 1 1 0 1 45 6 6 0.0
Cladomics cladogram Obliquaria reflexa Quadrula

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

cst iT tT bi riS oT roT roS iD
0.857 1 1 0 1 28 6 5 0.0
Cladomics cladogram Obliquaria reflexa Amblema Reginaia 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
0.857 1 1 0 1 28 6 5 0.0
Cladomics cladogram Obliquaria reflexa Amblema Reginaia Elliptoideus Plectomerus Hemistena Elliptio Fusconaia Megalonaias Quadrula verrucosa Quadrula nobilis Quadrula quadrula Theliderma Pustulosa

Roe, 2013 [Publ 3571], fig. 4

cst iT tT bi riS oT roT roS iD
1.000 1 1 0 1 10 10 5 0.0
Cladomics cladogram Obliquaria reflexa Lampsilis Medionidus Ptychobranchus Cyprogenia Dromus

Porto-Hannes et al., 2019 [Publ 3969], fig. 2

cst iT tT bi riS oT roT roS iD
0.857 1 1 0 1 17 16 5 0.0
Cladomics cladogram Obliquaria reflexa Cambarunio Leaunio Lampsilis teres Ortmanniana Lampsilis hydiana Lampsilis virescens Lampsilis siliquoidea Lampsilis radiata Obovaria Lampsilis bracteata Lampsilis ornata Lampsilis ovata Lampsilis cardium 3 Lampsilis satura Lampsilis cardium 1 Lampsilis cardium 2

Porto-Hannes et al., 2019 [Publ 3969], fig. 3

cst iT tT bi riS oT roT roS iD
0.714 1 1 0 1 17 16 5 0.0
Cladomics cladogram Obliquaria reflexa Amblema Lampsilis teres Obovaria Leaunio Cambarunio Ortmanniana Lampsilis hydiana Lampsilis virescens Lampsilis siliquoidea Lampsilis radiata Lampsilis bracteata Lampsilis ornata Lampsilis ovata Lampsilis cardium 3 Lampsilis satura Lampsilis cardium 1 Lampsilis cardium 2

Roe et al., 2002 [Publ 2689], fig. 3a

cst iT tT bi riS oT roT roS iD
1.000 1 1 0 1 9 9 4 0.0
Cladomics cladogram Ligumia Obliquaria reflexa Lampsilis Villosa Hamiota

Serb, 2006 [Publ 2678], fig. 2

cst iT tT bi riS oT roT roS iD
0.833 1 1 0 1 6 6 4 0.0
Cladomics cladogram Obliquaria reflexa Ptychobranchus Lampsilis Cyprogenia aberti 6 Dromus Cyprogenia aberti 5 Cyprogenia aberti 4 Cyprogenia stegaria 1 Cyprogenia stegaria 2 Cyprogenia aberti 1 Cyprogenia aberti 2 Cyprogenia aberti 3

Serb, 2006 [Publ 2678], fig. 3

cst iT tT bi riS oT roT roS iD
0.833 1 1 0 1 6 6 4 0.0
Cladomics cladogram Obliquaria reflexa Lampsilis Ptychobranchus Cyprogenia aberti 5 Dromus Cyprogenia aberti 4 Cyprogenia aberti 3 Cyprogenia stegaria 2 Cyprogenia aberti 2 Cyprogenia stegaria 1 Cyprogenia aberti 1

Serb, 2006 [Publ 2678], fig. 4

cst iT tT bi riS oT roT roS iD
0.833 1 1 0 1 6 6 4 0.0
Cladomics cladogram Obliquaria reflexa Lampsilis Ptychobranchus Cyprogenia aberti 5 Dromus Cyprogenia aberti 4 Cyprogenia aberti 3 Cyprogenia stegaria 2 Cyprogenia aberti 2 Cyprogenia stegaria 1 Cyprogenia aberti 1

Serb & Barnhart, 2008 [Publ 2674], fig. 3

cst iT tT bi riS oT roT roS iD
0.833 1 1 0 1 6 6 4 0.0
Cladomics cladogram Lampsilis Obliquaria reflexa Ptychobranchus Cyprogenia aberti 6 Dromus Cyprogenia aberti 4 Cyprogenia aberti 3 Cyprogenia aberti 5 Cyprogenia stegaria 2 Cyprogenia aberti 2 Cyprogenia stegaria 1 Cyprogenia aberti 1

Serb & Barnhart, 2008 [Publ 2674], fig. 4

cst iT tT bi riS oT roT roS iD
0.833 1 1 0 1 6 6 4 0.0
Cladomics cladogram Obliquaria reflexa Lampsilis Ptychobranchus Cyprogenia aberti 6 Dromus Cyprogenia aberti 5 Cyprogenia aberti 4 Cyprogenia aberti 3 Cyprogenia stegaria 2 Cyprogenia aberti 2 Cyprogenia stegaria 1 Cyprogenia aberti 1

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 reflexa Cyrtonaias 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 reflexa Cyrtonaias Leaunio Lampsilis Pachynaias

Porto-Hannes et al., 2021 [Publ 4227], fig. 3

cst iT tT bi riS oT roT roS iD
0.800 1 1 0 1 14 8 3 0.0
Cladomics cladogram Obovaria Ortmanniana Obliquaria reflexa Lampsilis ornata Lampsilis radiata 2 Lampsilis siliquoidea Lampsilis radiata 1 Lampsilis virescens Lampsilis hydiana Lampsilis straminea

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 3 3 0.0
Cladomics cladogram Obliquaria reflexa Potamilus Lampsilis Truncilla

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

cst iT tT bi riS oT roT roS iD
1.000 1 1 0 1 90 3 3 0.0
Cladomics cladogram Obliquaria reflexa Potamilus Lampsilis Truncilla

Wu et al., 2023 [Publ 4339], fig. 5

cst iT tT bi riS oT roT roS iD
1.000 1 1 0 1 18 3 3 0.0
Cladomics cladogram Obliquaria reflexa Truncilla Lampsilis Potamilus

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 reflexa Glebula Cyrtonaias

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 Obliquaria reflexa Toxolasma Glebula Cyrtonaias Nephronaias Popenaias

Roe & Lydeard, 1998 [Publ 2693], fig. 3

cst iT tT bi riS oT roT roS iD
0.500 1 1 0 1 9 8 2 0.0
Cladomics cladogram Fusconaia Obliquaria reflexa Potamilus capax Lampsilis Potamilus fragilis Potamilus inflatus Potamilus ohiensis Potamilus amphichaenus Potamilus purpuratus 1 Potamilus purpuratus 2 Potamilus alatus

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 reflexa Glebula Cyrtonaias

Rosenberg et al., 1994 [Publ 2719], fig. 3

cst iT tT bi riS oT roT roS iD
0.333 1 1 0 1 18 2 1 0.0
Cladomics cladogram Pyganodon cataracta Pyganodon grandis Utterbackia Lampsilis teres Lampsilis straminea Megalonaias Obliquaria reflexa Theliderma Quadrula Uniomerus

Rosenberg et al., 1997 [Publ 2720], fig. 2A

cst iT tT bi riS oT roT roS iD
0.333 1 1 0 1 21 2 1 0.0
Cladomics cladogram Gonidea Pyganodon grandis Utterbackia Pyganodon cataracta Lampsilis straminea Lampsilis teres Megalonaias Obliquaria reflexa Theliderma Quadrula Uniomerus Amblema Elliptio Fusconaia Plectomerus Pleurobema Unio

Rosenberg et al., 1997 [Publ 2720], fig. 2B

cst iT tT bi riS oT roT roS iD
0.333 1 1 0 1 21 2 1 0.0
Cladomics cladogram Gonidea Pyganodon grandis Utterbackia Pyganodon cataracta Lampsilis straminea Lampsilis teres Megalonaias Obliquaria reflexa Theliderma Quadrula Uniomerus Amblema Elliptio Fusconaia Plectomerus Scriptolamprotula Unio

Graf, 2002 [Publ 2651], fig. 2

cst iT tT bi riS oT roT roS iD
1.000 1 1 0 1 17 1 1 0.0
Cladomics cladogram Lampsilis Obliquaria reflexa