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

nominal species Unio compressissimus f.a performosus de Gregorio, 1914

Unio compressissimus f.a performosus de Gregorio, 1914 = Ptychobranchus fasciolaris

de Gregorio, 1914. Il Nat. Siciliano 2: 53, pl. 5, figs. 2a-d.
(intro'd as intra-sp. of Unio compressissimus Lea, 1845)

Taxonomic Opinions

+ Ptychobranchus fasciolaris (Rafinesque, 1820) — Watters et al., 2009: 251.

+ Ptychobranchus fasciolaris (Rafinesque, 1820) — Williams et al., 2008: 612.

+ Ptychobranchus fasciolaris (Rafinesque, 1820) — Parmalee & Bogan, 1998: 201.

= Unio compressissimus f.a performosus de Greg. — de Gregorio, 1914: 53, pl. 5, figs. 2a-d.