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Thu 3 September 2025

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!

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

nominal species Unio colchicus Drouët, 1881

= Unio gontierii

Taxonomic Opinions

+ Unio gontierii Bourguignat, 1856 — Lopes-Lima et al., 2024

= Unio (Eolymnium) colchicus Drouët, 1881 — Vinarski & Kantor, 2016

= Eolymnium colchicum (Drouët, 1881) — Kantor et al., 2010

+ Unio crassus gontieri Bourguignat, 1856 — Graf, 2007

+ Crassiana crassa sieversi (Drouët, 1881) — Kantor & Sysoev, 2005

= Eolymnium (Shadininaia) colchicum (Drouet, 1881) — Zatravkin, 1987

= Eolymnium (Shadininaia) colchicum (Drouet, 1881) — Zatravkin, 1983

+ Crassiana crassa sieversi (Drouët, 1881) — Akromovski, 1976

+ Unio crassus gontieri Bourguignat, 1856 — Haas, 1969

= Unio sieversi var. colchicus Drouët, 1881 — Zhadin, 1965

+ Unio crassus gontieri Bourguignat, 1856 — Haas, 1940

= Unio (s.s.) sieversi var. colchicus Drouet, 1881 — Zhadin, 1938

= Unio colchicus Drouet, 1881 — Westerlund, 1890

= Unio colchicus Drouët — Kobelt, 1886

= Unio colchicus Drouët (sp. n.) — Drouët, 1881