Bivalvia | ... | Unionoidea | Unionidae | Ambleminae | Lampsilini | Ptychobranchus subtentus
‘de Gregorio’ Parmalee & Bogan, 1998. The Freshwater Mussels of Tennessee: 204.
‘de Gregorio’ Williams et al., 2008. Freshw. Mussels AL and Mobile Basin: 629.
(error for Unio subteritus [sic] var. purchreornatus de Gregorio, 1914)
None available.