Whelan, N.V., N.A. Johnson, A.S. Williams, M.A. Perkins, C.E. Beaver & J.W. Mays. 2023. Hidden in the hills: phylogeny of the freshwater mussel genus Alasmidonta (Bivalvia: Unionidae) and description of a new species. Zoological Journal of the Linnean Society 198(2): 650-676. Available electronically.
(click the figure number to see the cladogram)
+-------- Anemina_arcaeformis
+-----------------------------+
| | +----- Sinanodonta_lucida
| +--+
| | +-- Sinanodonta_woodiana
| +--+
--+ +-- Sinanodonta_tumens
|
| +----------------------------------- Anodonta_cygnea
| |
| | +-- Anodonta_nuttalliana
| | +-----------------------------+
+--+ | +-- Pseudanodonta_complanata
| |
| | +----------------------------- Anodonta_anatina
| | |
| | | +----- Utterbackia_peninsularis__2
+--+ | +--+
| | | | +-- Utterbackia_peninsularis__1
| | | +--+
| | +-----------------+ +-- Utterbackia_imbecillis
| | | |
| | | | +----- Pyganodon_grandis__2
+--+ | +--+
| | | +-- Pyganodon_grandis__1
| | +--+
| | +-- Pyganodon_lacustris
| |
| | +-- Utterbackiana_couperiana
| | +--+
| | | +-- Utterbackiana_heardi
| | +-----+
| | | | +-- Utterbackiana_suborbiculata
+--+ | +--+
| | +-- Utterbackiana_hartfieldorum
| +-----------+
| | | +----- Lasmigona_costata
| | | +--+
| | | | | +-- Pseudodontoideus_subvexus
| | | | +--+
| | +--+ +-- Pseudodontoideus_connasaugaensis
| | |
| | | +----- Pterosyna_complanata
| | +--+
| | | +-- Arcidens_confragosus
| | +--+
| | +-- Arcidens_wheeleri
+--+
| +----------------- Sulcularia_viridis
| |
| +--+ +-- Anodontoides_denigratus
| | | +-----------+
| | | | +-- Anodontoides_ferussacianus
| | +--+
| | | +----------- Strophitus_undulatus
| | +--+
| | | +-------- Strophitus_pascagoulaensis__2
| | +--+
| | | +----- Strophitus_radiatus
+--+ +--+
| | +-- Strophitus_pascagoulaensis__1
| +--+
| +-- Strophitus_williamsi
|
| +----- Prolasmidonta_heterodon
| +-----------+
| | | +-- Platynaias_subviridis
| | +--+
| | +-- Platynaias_compressa
+--+
| +-- Alasminota_holstonia
| +-----------+
| | +-- Alasminota_etowaensis
| |
+--+ +-- Alasmidonta_raveneliana
| +--------+
| | +-- Alasmidonta_marginata
| |
+--+ +-- Alasmidonta_varicosa
| +-----+
| | +-- Alasmidonta_uwharriensis
+--+
| +----- Alasmidonta_undulata
+--+
| +-- Alasmidonta_triangulata
+--+
+-- Alasmidonta_arcula
+-------------------------------- Anodonta_anatina
|
| +-- Utterbackiana_heardi
| +--+
| | +-- Utterbackiana_couperiana
| +-----------------------+
--+ | | +-- Utterbackiana_hartfieldorum
| | +--+
| | +-- Utterbackiana_suborbiculata
| |
| | +-- Utterbackia_peninsularis
| | +-----------------------+
+--+ | +-- Pyganodon_grandis
| |
| | +-------------------- Alasminota_etowaensis
| | |
| | | +----- Sulcularia_viridis
| | +--+ +-----------+
| | | | | | +-- Platynaias_subviridis
| | | | | +--+
+--+ | | | +-- Prolasmidonta_heterodon
| | +--+
| | | +-- Anodontoides_ferussacianus
| | | +-----------+
| | | | +-- Anodontoides_denigratus
| | +--+
| | | +----------- Strophitus_undulatus
| | +--+
| | | +-------- Strophitus_pascagoulaensis__2
| | +--+
+--+ | +----- Strophitus_pascagoulaensis__1
| +--+
| | +-- Strophitus_radiatus
| +--+
| +-- Strophitus_williamsi
|
| +-- Arcidens_confragosus
| +--+
| | +-- Arcidens_wheeleri
| +--------+
| | | +-- Pseudodontoideus_connasaugaensis
| | +--+
| | +-- Pseudodontoideus_subvexus
+--------+
| +-- Alasmidonta_marginata
| +--------+
| | +-- Alasmidonta_raveneliana
| |
+--+ +-- Alasmidonta_varicosa
| +-----+
| | +-- Alasmidonta_uwharriensis
+--+
| +----- Alasmidonta_undulata
+--+
| +-- Alasmidonta_triangulata
+--+
+-- Alasmidonta_arcula
+-- Anodonta_anatina
+-----------------------+
| +-- Anodonta_cygnea
|
| +----------------------- Sulcularia_viridis
| |
| | +----- Utterbackiana_couperiana
--+ | |
| | +-----------+ +-- Utterbackiana_heardi
| | | | |
| | | +--+-- Utterbackiana_hartfieldorum
| | | |
| | +--+ +-- Utterbackiana_suborbiculata
| | | |
+--+ | | +-------------- Alasminota_etowaensis
| | | |
| | +--+ +-- Arcidens_confragosus
| | | +--------+
| | | | +-- Arcidens_wheeleri
| | +--+
| | | +-------- Pseudodontoideus_connasaugaensis__3
| | +--+
| | | +----- Pseudodontoideus_connasaugaensis__2
| | +--+
+--+ | +-- Pseudodontoideus_subvexus
| +--+
| +-- Pseudodontoideus_connasaugaensis__1
|
| +----- Alasmidonta_raveneliana
| |
| | +-- Alasmidonta_uwharriensis
| +-----------+--+
| | | +-- Alasmidonta_varicosa
| | |
| | | +-- Alasmidonta_arcula
| | +--+
+--+ +-- Alasmidonta_triangulata
|
| +-------------- Platynaias_subviridis
| |
| | +-------- Strophitus_pascagoulaensis
| | +--+
+--+ | | +----- Strophitus_undulatus
| | +--+
| | | +-- Strophitus_radiatus
| | +--+
+--+ +-- Strophitus_williamsi
|
| +-- Pyganodon_grandis
| +-----+
| | +-- Pyganodon_cataracta
+--+
| +----- Utterbackia_peninsularis
+--+
| +-- Anodontoides_ferussacianus
+--+
+-- Anodontoides_denigratus