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!

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

nominal species Unio ater Bourguignat, 1864

Bourguignat, 1864, Malac. Aix-les-Baines: 73.
(reference to Unio ater Nilsson, 1822)

= Unio crassus

Taxonomic Opinions

+ Unio mancus var. macrorhynchus Bourguignat — Germain, 1931
+ Unio macrorhynchus (Bgt.) Locard, 1882 — Westerlund, 1890
+ Unio (Sandriana) macrorhynchus Bourguignat in Locard — Locard, 1889
+ Unio (Groupe de l’U. sandrii) macrorhynchus Bourguignat, 1879, Mss. — Locard, 1882

Page updated: 08:23:23 Tue 01 Jul 2025