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Data last updated
Mon 1 Dec 2025
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Bivalvia
| ... | Unionoidea
| Unionidae
| Unioninae
| Unionini
| Unio gontierii
nominal species Unio stepanoffi Drouët, 1881
= 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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