Smith, C.H., N.A. Johnson, J.M. Pfeiffer & M.M. Gangloff. 2018. Molecular and morphological data reveal non-monophyly and speciation in imperiled freshwater mussels (Anodontoides and Strophitus). Molecular Phylogenetics and Evolution 119: 50-62. Available electronically.
(click the figure number to see the cladogram)
+-------------------- Cristaria_plicata
|
| +-- Utterbackia_peggyae
| +--------------+
| | +-- Pyganodon_grandis
--+ |
| | +-- Anodontoides_ferussacianus
| | +--------+
| | | +-- Anodontoides_denigratus
| | |
+--+ +--+ +----- Strophitus_pascagoulaensis
| | | +--+
| | | | | +-- Strophitus_radiatus
| | | | +--+
| | +--+ +-- Strophitus_williamsi
| | |
| | | +----- Strophitus_howellsi__2
| | +--+
+--+ | +-- Strophitus_undulatus
| +--+
| +-- Strophitus_howellsi__1
|
| +-- Alasmidonta_triangulata
| +--------+
| | +-- Alasminota_etowaensis
| |
+--+ +-- Pseudodontoideus_connasaugaensis
| +-----+
| | +-- Pseudodontoideus_subvexus
| |
+--+ +-- Utterbackiana_couperiana
| +--+
| | +-- Utterbackiana_heardi
+--+
| +-- Utterbackiana_hartfieldorum
+--+
+-- Utterbackiana_suborbiculata