Bivalvia | ... | Unionidae | Unioninae | Unionini | Unionina | Unio crassus

nominal species Unio acutus Rossmässler, 1837

Unio acutus Rossmässler, 1837 = Unio crassus

Rossmässler, 1837. Icon. Land- und Süssw.-Moll. 1 (5-6): 56, pl 29, fig. 413 [as ‘Unio an n. sp.?’]. [nomen nudum]

Taxonomic Opinions

+ Unio (sec. Hyridella) crassus Retzius, 1788 — Paetel, 1890: 144.

= Unio crassus var. acutus Rossm. — Westerlund, 1890: 62.

+ Unio batavus var. crassus Retz. — Clessin, 1877: 467.