The Freshwater Mussels (Unionoida) of the World (and other less consequential bivalves)

FM(U)otW(aolcb) is the web version of the MUSSEL Project Database. Follow the links to browse the data or use the custom Google search field. Either way, you win!

Search the database pages:

Unionoida | Unionoidea | Unionidae | Unioninae | Unionini | Unio crassus

nominal species Unio minutulus Servain, 1888

‘Ray’ Locard, 1882, Prodr. Malac. Franç. 1: 290 [as ‘Unio minutus’]. [nomen nudum]
‘Ray’ Servain, 1888, Bull. Soc. Malac. France 5: 316.

= Unio crassus

Taxonomic Opinions

+ Unio crassus batavus (Maton & Rackett, 1807) — Haas, 1940
+ Unio mancus var. amnicus Ziegler — Germain, 1931
= Unio (Groupe de l’U. amnicus) minutulus Ray — Locard, 1893
= Unio minutulus (Ray) Servain, 1888 — Westerlund, 1890
= Unio (Amnicusiana) minutulus Ray — Locard, 1889
= Unio (Amniciana) minutulus Ray — Servain, 1888

Page updated: 08:29:34 Tue 01 Jul 2025