MUSSELp

MUSSELpdb

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Unionidae

Margaritiferidae

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Species & Genus Richness by
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Species Richness & Endemism by
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Data last updated
Mon 1 Dec 2025

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

nominal species Unio stepanoffi Drouët, 1881

Unio stepanoffi Drouët, 1881 = Unio gontierii

Drouët, 1881. Unionidae Russie: 15.

= Unio gontierii

Taxonomic Opinions

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

= Unio stepanoffi Drouët, 1881 — Kantor et al., 2010

+ Unio crassus gontieri Bourguignat, 1856 — Haas, 1969

+ Unio stevenianus Krynicki, 1837 — Zhadin, 1965

+ Unio crassus gontieri Bourguignat, 1856 — Haas, 1940

= Unio (s.s.) crassus var. stepanovi [sic] Drouet, 1881 — Zhadin, 1938

+ Simpson, 1914

= Unio stepanoffi Drouët, 1881 — Westerlund, 1890

= Unio stepanoffi Drouët — Kobelt, 1886

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

 
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