Bivalvia | Unionida | Unionoidea | Unionidae | Unioninae | Unionini
0 Recent freshwater species (1 total species)
(intro'd as sub-gen. of Crassiana Servain, 1882)
Starobogatov, 1970. Fauna Moll. Continent.: 66, 285.
Type species: Unio pristinus Bielz, 1864 (orig. desig.) = Pristinunio pristinus
The Taxonomic History lists the ways authors have classified the species currently assigned to Pristinunio, since 1900.
Crassiana (Pristinunio) — Starobogatov (1970)