Bivalvia | ... | Unionoidea | Unionidae | Ambleminae | Lampsilini | Ptychobranchus subtentus

nominal species Unio subteritus [sic] var. purchreornatus de Gregorio, 1914

Unio subteritus [sic] var. purchreornatus de Gregorio, 1914 = Ptychobranchus subtentus

de Gregorio, 1914. Il Nat. Siciliano 2: 61, pl. 9, figs. 2a-d.
(intro'd as intra-sp. of Unio subtentus Say, 1825)

Taxonomic Opinions

+ Ptychobranchus subtentum (Say, 1825) — Williams et al., 2008: 629.

+ Ptychobranchus subtentum (Say, 1825) — Parmalee & Bogan, 1998: 204.

= Unio subteritus [sic] var. purchreornatus de Greg. — de Gregorio, 1914: 61, pl. 9, figs. 2a-d.