Unionoida | Unionoidea | Unionidae | Unioninae | Unionini | Unio crassus nominal species Unio retusa Held, 1836
Held, 1836, Isis (Oken) 1836: 281.
(homonym of Unio retusa Lamarck, 1819)
= Unio crassus Taxonomic Opinions
+ Unio crassus cytherea Küster, 1833 — Haas, 1969
+ Unio crassus cytherea Küster, 1833 — Haas, 1940
+ Unio pictorum Linné — Drouët, 1889
+ Margaron (Unio) pictorum (Retz.) — Lea, 1870
+ Margaron (Unio) pictorum (Lin.) — Lea, 1852
|