The Freshwater Mussels (Unionoida) of the World (and other less consequential bivalves)
FM(U)otW(aolcb) is the web version of the MUSSEL Project Database. Follow the links to browse the data or use the custom Google search field. Either way, you win!
Search the database pages:
Bivalvia | Unionida | Unionoidea | Unionidae | Ambleminae | Lampsilini genus Venustaconcha Frierson, 1927: cladomics
5 Recent valid species (5 total species) Cladomics Summarynumber of species = 5 (5 total)
analyzed in 97 cladograms in 57 publications
maximum number of terminals in an analysis =
3 (mean = 1.07, median = 1) Basic Monophylynumber of cladograms that test basic monophyly
(i.e., more than 1 included species) = 6
maximum number of included terminals = 3, (mean =
2.17 median = 2)
proportion of cladograms that support basic monophyly
= 1
Pairwise Cladogram ClusteringThe graphs below depict in two dimensions all pair-wise ingroup distances within the cladome. See the Cladmoics FARQ for more information.
Lane et al., 2016 [Publ 3735], fig. 3 ** Top Monophyly Cladogram ** iT| tT | bi | riS | oT | roT | roS | iD | | 3 | 3 | 0 | 4 | 2 | 2 | 2 | 0 | +----- Paetulunio
|
+----- Epioblasma
--+
| +-- Venustaconcha_trabalis__1 **
| |
| +-- Venustaconcha_trabalis__2 **
+--+
+-- Venustaconcha_ellipsiformis **
|
+-- Venustaconcha_pleasii **
Campbell & Lydeard, 2026 [Publ 4810], fig. 6-14 ** Top Sister-Group Cladogram ** iT| tT | bi | riS | oT | roT | roS | iD | | 2 | 2 | 0 | 2 | 630 | 91 | 26 | -- | +-------- 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
| | |
| | | +----- Epioblasma
| | +-----------------+ +-----+
| | | | | | +-- Venustaconcha_ellipsiformis **
| | | | | +--+
| | | +--+ +-- Venustaconcha_pleasii **
| | | |
+--+ | | +-------- 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 & Lydeard, 2012 [Publ 3309], fig. 1-2 iT| tT | bi | riS | oT | roT | roS | iD | | 2 | 2 | 0 | 2 | 71 | 13 | 10 | -- | +----------------- Potamilus_alatus
|
+----------------- Potamilus_capax
|
+----------------- Glebula
|
| +-- Toxolasma
+--------------+
--+ +-- Paetulunio
|
| +-- Dromus
+--------------+
| +-- Lemiox
|
| +-- Lampsilis_ovata
| +-----------+
| | +-- Obliquaria
+--+
| +----------- Lampsilis_virescens
| |
+--+ +-- Epioblasma
| +-----+
| | +-- Obovaria_arkansasensis
+--+
| +----- Obovaria_olivaria
+--+
| +-- Venustaconcha_ellipsiformis **
+--+
+-- Venustaconcha_pleasii **
Campbell & Lydeard, 2012 [Publ 3309], fig. 3 iT| tT | bi | riS | oT | roT | roS | iD | | 2 | 2 | 0 | 2 | 71 | 13 | 10 | -- | +-------------------- Obliquaria
|
| +----- Potamilus
--+ +-----------+
| | | +-- Dromus
| | +--+
+--+ +-- Lemiox
|
| +-------------- Lampsilis_ovata
| |
+--+ +----------- Lampsilis_virescens
| |
+--+ +-- Epioblasma
| +-----+
| | +-- Obovaria_arkansasensis
+--+
| +----- Obovaria_olivaria
+--+
| +-- Venustaconcha_ellipsiformis **
+--+
+-- Venustaconcha_pleasii **
Gangloff et al., 2013 [Publ 3551], fig. 2 iT| tT | bi | riS | oT | roT | roS | iD | | 2 | 2 | 0 | 2 | 2 | 2 | 2 | -- | +-- Ligumia
+--+
| +-- Sagittunio
--+
| +-- Venustaconcha_ellipsiformis **
+--+
+-- Venustaconcha_pleasii **
Zanatta & Harris, 2013 [Publ 3530], fig. 2 iT| tT | bi | riS | oT | roT | roS | iD | | 2 | 2 | 0 | 2 | 3 | 2 | 2 | -- | +-------- Lampsilis
--+
| +----- Epioblasma
+--+
| +-- Venustaconcha_pleasii **
+--+
+-- Venustaconcha_ellipsiformis **
Huang et al., 2019 [Publ 3843], fig. 3-M iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 22 | 1 | 1 | -- | +-- Venustaconcha_ellipsiformis **
--+
+-- Potamilus
Wu et al., 2021 [Publ 4366], fig. 4 iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 68 | 7 | 3 | -- | +-------------- Toxolasma
|
--+ +----------- Potamilus
| |
+--+ +-- Lampsilis_ornata
| +-----+
| | +-- Lampsilis_cardium
+--+
| +----- Venustaconcha_ellipsiformis **
+--+
| +-- Lampsilis_siliquoidea
+--+
+-- Lampsilis_powellii
Froufe et al., 2019 [Publ 3936], fig. 3 iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 43 | 4 | 3 | -- | +-------- Toxolasma
--+
| +----- Potamilus
+--+
| +-- Lampsilis
+--+
+-- Venustaconcha_ellipsiformis **
Wen et al., 2017 [Publ 3795], fig. 3 iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 15 | 4 | 3 | -- | +-------- Toxolasma
--+
| +----- Potamilus
+--+
| +-- Lampsilis
+--+
+-- Venustaconcha_ellipsiformis **
Campbell et al., 2005 [Publ 2660], fig. 2 iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 38 | 0 | 2 | 101 | 42 | 22 | 45 | +----- Obliquaria
+--------+
| | +-- 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
Amaro et al., 2017 [Publ 3791], fig. 3B iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 11 | 1 | 1 | -- | +-- Toxolasma
--+
+-- Venustaconcha_ellipsiformis **
Fonseca et al., 2016 [Publ 3775], fig. 1 iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 30 | 2 | 2 | -- | +----- Toxolasma
--+
| +-- Lampsilis
+--+
+-- Venustaconcha_ellipsiformis **
Froufe et al., 2019 [Publ 3936], fig. 6 iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 43 | 4 | 3 | -- | +-------- Toxolasma
--+
| +----- Potamilus
+--+
| +-- Lampsilis
+--+
+-- Venustaconcha_ellipsiformis **
Wu et al., 2018 [Publ 4143], fig. 2 iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 21 | 1 | 1 | -- | +-- Venustaconcha_ellipsiformis **
--+
+-- Lampsilis
Teiga-Teixeira et al., 2020 [Publ 4173], fig. 1 iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 18 | 7 | 3 | -- | +-------------- Toxolasma
|
--+ +----------- Potamilus
| |
+--+ +-- Lampsilis_cardium
| +-----+
| | +-- Lampsilis_ornata
+--+
| +----- Venustaconcha_ellipsiformis **
+--+
| +-- Lampsilis_powellii
+--+
+-- Lampsilis_siliquoidea
Wu et al., 2023 [Publ 4339], fig. 4_S5-nt iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 95 | 10 | 4 | -- | +----------------- Toxolasma
|
--+ +-------------- Potamilus
| |
+--+ +----------- Leaunio
| |
| | +----- Lampsilis_ornata
+--+ +--+
| | | +-- Lampsilis_cardium
| | +--+
+--+ +-- Lampsilis_cariosa
|
| +----- Venustaconcha_ellipsiformis **
+--+
| +-- Lampsilis_powellii
+--+
+-- Lampsilis_siliquoidea
Wu et al., 2021 [Publ 4366], fig. 3-ML iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 73 | 8 | 4 | -- | +----------------- Toxolasma
|
--+ +-------------- Potamilus
| |
+--+ +----------- Leaunio
| |
+--+ +-- Lampsilis_ornata
| +-----+
| | +-- Lampsilis_cardium
+--+
| +----- Venustaconcha_ellipsiformis **
+--+
| +-- Lampsilis_siliquoidea
+--+
+-- Lampsilis_powellii
Huang et al., 2019 [Publ 3843], fig. S3 iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 197 | 13 | 11 | -- | +-------------------- Potamilus_leptodon
|
--+ +----------------- Potamilus_alatus
| |
| | +-- Medionidus
+--+ +-----------+
| | +-- Ptychobranchus
| |
+--+ +-- Ellipsaria
| +--------+
| | +-- Truncilla
+--+
| +-------- Leaunio
| |
+--+ +-- Venustaconcha_ellipsiformis **
| +--+
| | +-- Cambarunio
+--+
| +-- Ortmanniana
+--+
+-- Lampsilis
Burzynski et al., 2017 [Publ 3774], fig. 1-top iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 12 | 0 | 0 | -- | -- Venustaconcha_ellipsiformis **
Burzynski et al., 2017 [Publ 3774], fig. 1-bottom iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 12 | 0 | 0 | -- | -- Venustaconcha_ellipsiformis **
Amaro et al., 2017 [Publ 3791], fig. 2-M iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 9 | 1 | 1 | -- | +-- Lampsilis
--+
+-- Venustaconcha_ellipsiformis **
Amaro et al., 2017 [Publ 3791], fig. 3A-M iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 6 | 0 | 0 | -- | -- Venustaconcha_ellipsiformis **
Wang et al., 2018 [Publ 3865], fig. 2 iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 30 | 4 | 3 | -- | +-------- Toxolasma
--+
| +----- Potamilus
+--+
| +-- Venustaconcha_ellipsiformis **
+--+
+-- Lampsilis
Chapman et al., 2008 [Publ 2667], fig. 1 iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 20 | 12 | 10 | -- | +-------------------------- Toxolasma
|
--+ +----------------------- Obliquaria
| |
| | +-- Cyrtonaias
+--+ +-----------------+
| | +-- Glebula
| |
+--+ +-- Ptychobranchus
| +--------------+
| | +-- Lemiox
| |
+--+ +-- Venustaconcha_ellipsiformis **
| +-----------+
| | +-- Obovaria
+--+
| +----------- Hamiota
+--+
| +-------- Lampsilis_ovata
+--+
| +----- Ortmanniana
+--+
| +-- Lampsilis_straminea
+--+
+-- Lampsilis_hydiana
Froufe et al., 2015 [Publ 3664], fig. 1-M iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 7 | 0 | 0 | -- | -- Venustaconcha_ellipsiformis **
Wu et al., 2019 [Publ 3864], fig. 3 iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 45 | 4 | 3 | -- | +-------- Toxolasma
--+
| +----- Potamilus
+--+
| +-- Lampsilis
+--+
+-- Venustaconcha_ellipsiformis **
Dai et al., 2023 [Publ 4285], fig. 5 iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 52 | 8 | 4 | -- | +----------------- Toxolasma
|
--+ +-------------- Potamilus
| |
+--+ +----------- Leaunio
| |
+--+ +-- Lampsilis_cardium
| +-----+
| | +-- Lampsilis_ornata
+--+
| +----- Venustaconcha_ellipsiformis **
+--+
| +-- Lampsilis_powellii
+--+
+-- Lampsilis_siliquoidea
Wu et al., 2022 [Publ 4238], fig. 3 iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 73 | 8 | 4 | -- | +----------------- Toxolasma
|
--+ +-------------- Potamilus
| |
+--+ +----------- Leaunio
| |
+--+ +-- Lampsilis_cardium
| +-----+
| | +-- Lampsilis_ornata
+--+
| +----- Venustaconcha_ellipsiformis **
+--+
| +-- Lampsilis_siliquoidea
+--+
+-- Lampsilis_powellii
Xue et al., 2016 [Publ 3659], fig. 1 iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 14 | 1 | 1 | -- | +-- Lampsilis
--+
+-- Venustaconcha_ellipsiformis **
Lopes-Lima et al., 2017 [Publ 3792], fig. 2 iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 31 | 2 | 2 | -- | +----- Toxolasma
--+
| +-- Lampsilis
+--+
+-- Venustaconcha_ellipsiformis **
Mejia-Trujillo & Smith, 2022 [Publ 4274], fig. 2-M iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 5 | 4 | 2 | -- | +----- Potamilus
--+
| +-- Venustaconcha_ellipsiformis **
+--+
+-- Lampsilis
Huang et al., 2019 [Publ 3843], fig. S4 iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 199 | 13 | 11 | -- | +----- Ellipsaria
|
+----- Potamilus_leptodon
|
+----- Medionidus
|
+----- Potamilus_alatus
|
+----- Ptychobranchus
--+
+----- Truncilla
|
+----- Venustaconcha_ellipsiformis **
|
+----- Cambarunio
|
+----- Leaunio
|
| +-- Ortmanniana
+--+
+-- Lampsilis
Wu et al., 2020 [Publ 4121], fig. 3 iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 48 | 4 | 3 | -- | +-------- Toxolasma
--+
| +----- Potamilus
+--+
| +-- Venustaconcha_ellipsiformis **
+--+
+-- Lampsilis
Amaro et al., 2017 [Publ 3791], fig. 3B-M iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 6 | 0 | 0 | -- | -- Venustaconcha_ellipsiformis **
Huang et al., 2019 [Publ 3843], fig. 3 iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 55 | 6 | 4 | -- | +----------- Toxolasma
--+
| +-------- Potamilus
+--+
| +----- Leaunio
+--+
| +-- Venustaconcha_ellipsiformis **
+--+
+-- Lampsilis
Burzynski & Soroka, 2018 [Publ 3862], fig. 5a iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 19 | 1 | 1 | -- | +-- Potamilus
--+
+-- Venustaconcha_ellipsiformis **
Chen et al., 2012 [Publ 3624], fig. 4 iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 6 | 1 | 1 | -- | +-- Lampsilis
--+
+-- Venustaconcha_ellipsiformis **
Guerra et al., 2019 [Publ 4168], fig. 2-M iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 21 | 1 | 1 | -- | +-- Venustaconcha_ellipsiformis **
--+
+-- Potamilus
Klymus et al., 2025 [Publ 4814], fig. 3B iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 35 | 4 | 3 | -- | +-------- Potamilus
--+
| +----- Venustaconcha_ellipsiformis **
+--+
| +-- Ortmanniana
+--+
+-- Lampsilis
Guerra et al., 2017 [Publ 3772], fig. 2a-M iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 7 | 0 | 0 | -- | -- Venustaconcha_ellipsiformis **
Pavan-Kumar et al., 2022 [Publ 4263], fig. S5 iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 38 | 5 | 3 | -- | +----------- Toxolasma
|
--+ +-------- Potamilus
| |
+--+ +-- Lampsilis_cardium
| +--+
| | +-- Lampsilis_ornata
+--+
| +-- Lampsilis_siliquoidea
+--+
+-- Venustaconcha_ellipsiformis **
Zieritz et al., 2021 [Publ 4231], fig. 3-M_4 iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 22 | 1 | 1 | -- | +-- Venustaconcha_ellipsiformis **
--+
+-- Potamilus
Zhou et al., 2016 [Publ 3710], fig. 1 iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 19 | 2 | 2 | -- | +----- Toxolasma
--+
| +-- Venustaconcha_ellipsiformis **
+--+
+-- Lampsilis
Guerra et al., 2017 [Publ 3772], fig. 2b-M iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 7 | 0 | 0 | -- | -- Venustaconcha_ellipsiformis **
Smith, 2021 [Publ 4331], fig. 1 iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 19 | 3 | 2 | -- | +----- Potamilus
--+
| +-- Venustaconcha_ellipsiformis **
+--+
+-- Lampsilis
Dai et al., 2024 [Publ 4358], fig. 4 iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 52 | 5 | 4 | -- | +----------- Toxolasma
--+
| +-------- Potamilus
+--+
| +----- Leaunio
+--+
| +-- Lampsilis
+--+
+-- Venustaconcha_ellipsiformis **
Wen et al., 2017 [Publ 3795], fig. 3-M iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 5 | 1 | 1 | -- | +-- Potamilus
--+
+-- Venustaconcha_ellipsiformis **
Fukata & Iigo, 2020 [Publ 4106], fig. 1 iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 53 | 7 | 3 | -- | +-------------- Potamilus
|
--+ +----------- Leaunio
| |
+--+ +-- Lampsilis_cardium
| +-----+
| | +-- Lampsilis_ornata
+--+
| +----- Venustaconcha_ellipsiformis **
+--+
| +-- Lampsilis_powellii
+--+
+-- Lampsilis_siliquoidea
Guerra et al., 2019 [Publ 4168], fig. 1-M iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 21 | 1 | 1 | -- | +-- Venustaconcha_ellipsiformis **
--+
+-- Potamilus
Burlakova et al., 2019 [Publ 3899], fig. 1 iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 32 | 25 | 17 | -- | +----------------- Toxolasma
|
| +-------------- Potamilus
| |
| | +-- Ellipsaria
| +-----------+
--+ | +-- Truncilla
| |
| | +----- Medionidus
| +--------+
| | | +-- Lemiox
| | +--+
+--+ +-- Dromus
|
| +----------- Cambarunio
| |
| +----------- Leaunio
| |
| +----------- Villosa
| |
| | +-- Sagittunio
| +--------+
+--+ +-- Lampsilis_ovata
|
| +----- Venustaconcha_pleasii **
+-----+
| | +-- Epioblasma
| +--+
| +-- Obovaria
|
| +-------- Lampsilis_teres
+--+
| +----- Lampsilis_siliquoidea
+--+
| +-- Lampsilis_hydiana
+--+
+-- Lampsilis_straminea
Wu et al., 2023 [Publ 4339], fig. 4_S5-aa iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 95 | 10 | 4 | -- | +----------------- Toxolasma
|
--+ +-------------- Potamilus
| |
+--+ +----------- Leaunio
| |
| | +----- Lampsilis_ornata
+--+ +--+
| | | +-- Lampsilis_cardium
| | +--+
+--+ +-- Lampsilis_cariosa
|
| +----- Venustaconcha_ellipsiformis **
+--+
| +-- Lampsilis_powellii
+--+
+-- Lampsilis_siliquoidea
Chapman et al., 2008 [Publ 2744], fig. 2 iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 20 | 12 | 10 | -- | +-------------------------- Toxolasma
|
--+ +----------------------- Obliquaria
| |
| | +-- Cyrtonaias
+--+ +-----------------+
| | +-- Glebula
| |
+--+ +-- Ptychobranchus
| +--------------+
| | +-- Lemiox
| |
+--+ +-- Venustaconcha_ellipsiformis **
| +-----------+
| | +-- Obovaria
+--+
| +----------- Hamiota
+--+
| +-------- Lampsilis_ovata
+--+
| +----- Ortmanniana
+--+
| +-- Lampsilis_straminea
+--+
+-- Lampsilis_hydiana
Lopes-Lima et al., 2017 [Publ 3792], fig. 2-M iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 9 | 0 | 0 | -- | -- Venustaconcha_ellipsiformis **
Soroka & Burzynski, 2018 [Publ 3762], fig. 3 iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 6 | 0 | 0 | -- | -- Venustaconcha_ellipsiformis **
Zieritz et al., 2021 [Publ 4231], fig. 3-F_5 iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 47 | 4 | 3 | -- | +-------- Toxolasma
--+
| +----- Potamilus
+--+
| +-- Venustaconcha_ellipsiformis **
+--+
+-- Lampsilis
Huang et al., 2013 [Publ 3629], fig. 3-M iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 5 | 0 | 0 | -- | -- Venustaconcha_ellipsiformis **
Plazzi et al., 2011 [Publ 3676], fig. 5 iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 17 | 2 | 2 | -- | +----- Lampsilis
--+
| +-- Epioblasma
+--+
+-- Venustaconcha_ellipsiformis **
Aunins et al., 2018 [Publ 3863], fig. 1 iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 39 | 2 | 2 | -- | +----- Toxolasma
--+
| +-- Lampsilis
+--+
+-- Venustaconcha_ellipsiformis **
Wu et al., 2020 [Publ 4147], fig. 3 iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 29 | 1 | 1 | -- | +-- Toxolasma
--+
+-- Venustaconcha_ellipsiformis **
Amaro et al., 2017 [Publ 3791], fig. 2 iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 15 | 2 | 2 | -- | +----- Toxolasma
--+
| +-- Venustaconcha_ellipsiformis **
+--+
+-- Lampsilis
Wang et al., 2018 [Publ 3846], fig. 2 iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 30 | 4 | 3 | -- | +-------- Toxolasma
--+
| +----- Potamilus
+--+
| +-- Venustaconcha_ellipsiformis **
+--+
+-- Lampsilis
Fonseca et al., 2016 [Publ 3775], fig. 1-M iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 8 | 0 | 0 | -- | -- Venustaconcha_ellipsiformis **
Wu et al., 2024 [Publ 4350], fig. 8a_S1 iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 91 | 10 | 4 | -- | +----------------- Toxolasma
|
--+ +-------------- Potamilus
| |
+--+ +----------- Leaunio
| |
| | +----- Lampsilis_ornata
+--+ +--+
| | | +-- Lampsilis_cardium
| | +--+
+--+ +-- Lampsilis_cariosa
|
| +----- Venustaconcha_ellipsiformis **
+--+
| +-- Lampsilis_powellii
+--+
+-- Lampsilis_siliquoidea
Huang et al., 2018 [Publ 3828], fig. 6 iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 41 | 4 | 3 | -- | +-------- Toxolasma
--+
| +----- Potamilus
+--+
| +-- Lampsilis
+--+
+-- Venustaconcha_ellipsiformis **
Zanatta & Murphy, 2006 [Publ 2672], fig. 1 iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 55 | 47 | 22 | -- | +-- Cyrtonaias
+--------------------------------+
| +-- 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_ellipsiformis **
| +-----+
| | | +-- Obovaria
| | +--+
+--+ +-- Epioblasma
|
| +-------- Lampsilis_siliquoidea
+--+
| +----- Ortmanniana_ligamentina
+--+
| +-- Cambarunio
+--+
+-- Ligumia
Wu et al., 2021 [Publ 4366], fig. 3-BI iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 73 | 8 | 4 | -- | +----------------- Toxolasma
|
--+ +-------------- Potamilus
| |
+--+ +----------- Leaunio
| |
+--+ +-- Lampsilis_ornata
| +-----+
| | +-- Lampsilis_cardium
+--+
| +----- Venustaconcha_ellipsiformis **
+--+
| +-- Lampsilis_siliquoidea
+--+
+-- Lampsilis_powellii
Guerra et al., 2017 [Publ 3772], fig. 2b iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 24 | 2 | 2 | -- | +----- Toxolasma
--+
| +-- Venustaconcha_ellipsiformis **
+--+
+-- Lampsilis
Mejia-Trujillo & Smith, 2022 [Publ 4274], fig. 2-F iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 14 | 8 | 3 | -- | +----------- Potamilus
|
--+ +-- Lampsilis_cardium
| +-----+
| | +-- Lampsilis_ornata
+--+
| +----- Venustaconcha_ellipsiformis **
+--+
| +-- Lampsilis_siliquoidea
+--+
+-- Lampsilis_powellii
Zanatta & Murphy, 2006 [Publ 2672], fig. 2 iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 56 | 47 | 22 | -- | +-- Paetulunio
+-----------------------------------+
| +-- Toxolasma
|
| +----- Obliquaria
| +-----------------------------+
--+ | | +-- 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_ellipsiformis **
+--+
+-------- Epioblasma
|
| +----- Obovaria_unicolor
+--+
| +-- Obovaria_subrotunda
+--+
+-- Obovaria_arkansasensis
Froufe et al., 2019 [Publ 3936], fig. 3-M iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 18 | 1 | 1 | -- | +-- Potamilus
--+
+-- Venustaconcha_ellipsiformis **
Guerra et al., 2017 [Publ 3772], fig. 2a iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 24 | 2 | 2 | -- | +----- Toxolasma
--+
| +-- Venustaconcha_ellipsiformis **
+--+
+-- Lampsilis
Sheng et al., 2014 [Publ 3704], fig. 2 iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 7 | 1 | 1 | -- | -- Venustaconcha_ellipsiformis **
Wu et al., 2024 [Publ 4350], fig. 8b_S2 iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 91 | 10 | 4 | -- | +----------------- Toxolasma
|
--+ +-------------- Potamilus
| |
+--+ +----------- Leaunio
| |
+--+ +-------- Venustaconcha_ellipsiformis **
| |
| | +-- Lampsilis_powellii
+--+-----+
| +-- Lampsilis_siliquoidea
|
| +----- Lampsilis_ornata
+--+
| +-- Lampsilis_cardium
+--+
+-- Lampsilis_cariosa
Dai et al., 2024 [Publ 4386], fig. 6 iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 41 | 2 | 1 | -- | +-- Venustaconcha_ellipsiformis **
--+
+-- Lampsilis
Xue et al., 2016 [Publ 3659], fig. 1-M iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 1 | 0 | 0 | -- | -- Venustaconcha_ellipsiformis **
Pavan-Kumar et al., 2022 [Publ 4263], fig. 4 iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 36 | 5 | 3 | -- | +----------- Toxolasma
|
--+ +-------- Potamilus
| |
+--+ +-- Lampsilis_cardium
| +--+
| | +-- Lampsilis_ornata
+--+
| +-- Lampsilis_siliquoidea
+--+
+-- Venustaconcha_ellipsiformis **
Guerra et al., 2019 [Publ 4168], fig. 2 iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 40 | 2 | 2 | -- | +----- Toxolasma
--+
| +-- Venustaconcha_ellipsiformis **
+--+
+-- Potamilus
Wu et al., 2024 [Publ 4388], fig. 6 iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 52 | 4 | 4 | -- | +----------- Toxolasma
--+
| +-------- Potamilus
+--+
| +----- Leaunio
+--+
| +-- Lampsilis
+--+
+-- Venustaconcha_ellipsiformis **
Dai et al., 2025 [Publ 4440], fig. 3 iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 87 | 9 | 4 | -- | +----------------- Toxolasma
|
--+ +-------------- Potamilus
| |
+--+ +----------- Leaunio
| |
+--+ +-- Lampsilis_cardium
| +-----+
| | +-- Lampsilis_ornata
+--+
| +----- Venustaconcha_ellipsiformis **
+--+
| +-- Lampsilis_powellii
+--+
+-- Lampsilis_siliquoidea
Wu et al., 2016 [Publ 3711], fig. 1 iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 20 | 1 | 1 | -- | +-- Venustaconcha_ellipsiformis **
--+
+-- Lampsilis
Campbell & Lydeard, 2026 [Publ 4810], fig. 4 iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 46 | 5 | 3 | -- | +-------- Potamilus
--+
| +----- Venustaconcha_ellipsiformis **
+--+
| +-- Ortmanniana
+--+
+-- Lampsilis
Breton et al., 2011 [Publ 3376], fig. 3 iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 37 | 12 | 7 | -- | +----------------- Toxolasma
|
--+ +-------------- Ellipsaria
| |
+--+ +----------- Truncilla
| |
+--+ +-- Lemiox
| +-----+
| | +-- Potamilus
+--+
| +----- Lampsilis
+--+
| +-- Cambarunio
+--+
+-- Venustaconcha_ellipsiformis **
Huang et al., 2019 [Publ 3843], fig. 2 iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 199 | 13 | 11 | -- | +-------------- Potamilus_leptodon
|
| +----------- Potamilus_alatus
--+ |
| | +-------- Venustaconcha_ellipsiformis **
| | |
+--+ +-------- Leaunio
| |
| | +-- Ellipsaria
| +-----+
+--+ +-- Truncilla
|
| +-- Medionidus
+-----+
| +-- Ptychobranchus
|
| +----- Cambarunio
+--+
| +-- Ortmanniana
+--+
+-- Lampsilis
Froufe et al., 2019 [Publ 3936], fig. 4 iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 18 | 1 | 1 | -- | +-- Potamilus
--+
+-- Venustaconcha_ellipsiformis **
Chen et al., 2025 [Publ 4448], fig. 3 iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 85 | 8 | 4 | -- | +----------------- Toxolasma
|
--+ +-------------- Potamilus
| |
+--+ +----------- Leaunio
| |
+--+ +-- Lampsilis_cardium
| +-----+
| | +-- Lampsilis_ornata
+--+
| +----- Venustaconcha_ellipsiformis **
+--+
| +-- Lampsilis_powellii
+--+
+-- Lampsilis_siliquoidea
Huang et al., 2018 [Publ 3828], fig. 6-M iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 16 | 1 | 1 | -- | +-- Venustaconcha_ellipsiformis **
--+
+-- Potamilus
Huang et al., 2013 [Publ 3629], fig. 3 iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 15 | 2 | 2 | -- | +----- Toxolasma
--+
| +-- Lampsilis
+--+
+-- Venustaconcha_ellipsiformis **
Smith et al., 2019 [Publ 3951], fig. 2 iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 40 | 35 | 19 | -- | +----------------------- Obliquaria
|
| +-- Medionidus
| +--+
| | +-- Lemiox
--+ +--------------+
| | | +-- Cyprogenia
| | +--+
| | +-- Ptychobranchus
| |
+--+ +-------- Potamilus
| +--------+
| | | +----- Atlanticoncha
| | +--+
| | | +-- Ellipsaria
| | +--+
+--+ +-- Truncilla
|
| +-- Hamiota
| +-----------+
| | +-- Villosa
| |
+--+ +----------- Ligumia
| |
| | +----- Venustaconcha_ellipsiformis **
+--+ +--+
| | | +-- Obovaria
| | +--+
+--+ +-- Epioblasma
|
| +----- Ortmanniana_pectorosa
+--+
| +-- Ortmanniana_ligamentina
+--+
+-- Lampsilis
Campbell & Lydeard, 2026 [Publ 4810], fig. 3_5 iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 140 | 11 | 5 | -- | +-------------------- Toxolasma
|
--+ +----------------- Potamilus
| |
+--+ +-------------- Leaunio
| |
| | +----- Ortmanniana
+--+ +-----+
| | | +-- Lampsilis_hydiana
| | +--+
+--+ +-- Lampsilis_siliquoidea
|
| +-------- Venustaconcha_ellipsiformis **
+--+
| +----- Lampsilis_ornata
+--+
| +-- Lampsilis_cardium
+--+
+-- Lampsilis_cariosa
Amaro et al., 2017 [Publ 3791], fig. 3A iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 11 | 1 | 1 | -- | +-- Toxolasma
--+
+-- Venustaconcha_ellipsiformis **
Klymus et al., 2025 [Publ 4814], fig. 3A iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 35 | 4 | 3 | -- | +-------- Potamilus
--+
| +----- Venustaconcha_ellipsiformis **
+--+
| +-- Ortmanniana
+--+
+-- Lampsilis
Froufe et al., 2015 [Publ 3664], fig. 1 iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 11 | 0 | 0 | -- | -- Venustaconcha_ellipsiformis **
Guerra et al., 2019 [Publ 4168], fig. 1 iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 40 | 2 | 2 | -- | +----- Toxolasma
--+
| +-- Venustaconcha_ellipsiformis **
+--+
+-- Potamilus
Soroka & Burzynski, 2018 [Publ 3762], fig. 3-M iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 6 | 0 | 0 | -- | -- Venustaconcha_ellipsiformis **
Chase et al., 2018 [Publ 3847], fig. 4 iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 1 | 0 | 1 | 38 | 12 | 7 | -- | +----------------- Toxolasma
|
--+ +-------------- Venustaconcha_ellipsiformis **
| |
+--+ +-- Lemiox
| +--------+
| | +-- Lampsilis
+--+
| +-------- Potamilus
+--+
| +----- Cambarunio
+--+
| +-- Ellipsaria
+--+
+-- Truncilla
Campbell et al., 2005 [Publ 2660], fig. 1 iT| tT | bi | riS | oT | roT | roS | iD | | 1 | 38 | 0 | 2 | 101 | 42 | 22 | 45 | +-------- Toxolasma
+--------------------+
| | +----- Obliquaria
| +--+
| | +-- 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
|
