Bivalvia | Unionida | Unionoidea | Unionidae | Ambleminae | Lampsilini

genus Sagittunio Watters, 2018: cladomics

4 Recent valid species (4 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 = 4 (4 total)
analyzed in 10 cladograms in 7 publications
maximum number of terminals in an analysis = 2 (mean = 1.1, 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

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 2 2 0 2 631 91 26 **
Cladomics cladogram 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 nasutus Sagittunio subrostratus 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

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 Glebula Potamilus Medionidus acutissimus Lemiox Dromus Cyprogenia Sagittunio nasutus 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 Glebula Sagittunio nasutus 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 Toxolasma Sagittunio nasutus 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 Ptychobranchus Dromus Cyprogenia Medionidus conradicus Medionidus acutissimus Lemiox Sagittunio nasutus 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

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 Toxolasma Potamilus Ellipsaria Truncilla Medionidus Lemiox Dromus Cambarunio Leaunio Villosa Sagittunio nasutus Lampsilis ovata Venustaconcha Epioblasma Obovaria Lampsilis teres Lampsilis siliquoidea Lampsilis hydiana Lampsilis straminea

Graf & Ó Foighil, 2000 [Publ 2648], fig. 2A

cst iT tT bi riS oT roT roS iD
0.900 1 1 0 1 29 11 8 0.0
Cladomics cladogram Ligumia Truncilla Ptychobranchus Sagittunio nasutus Lampsilis siliquoidea Epioblasma Ortmanniana Cambarunio Leaunio Lampsilis cardium Lampsilis fasciola

Graf & Ó Foighil, 2000 [Publ 2648], fig. 2B

cst iT tT bi riS oT roT roS iD
0.900 1 1 0 1 29 11 8 0.0
Cladomics cladogram Truncilla Ligumia Ptychobranchus Sagittunio nasutus Lampsilis siliquoidea Ortmanniana Lampsilis cardium Lampsilis fasciola Epioblasma Cambarunio Leaunio

Gangloff et al., 2013 [Publ 3551], fig. 2

cst iT tT bi riS oT roT roS iD
1.000 1 1 0 1 3 3 2 0.0
Cladomics cladogram Venustaconcha Ligumia Sagittunio nasutus

Manendo et al., 2008 [Publ 2669], fig. 1

cst iT tT bi riS oT roT roS iD
1.000 1 1 0 1 12 1 1 0.0
Cladomics cladogram Lampsilis Sagittunio nasutus