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Unionidae
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Species & Genus Richness offreshwater musselsby Taxonomy
Species & Genus Richness offreshwater bivalves by Family
Summary
North America
Central America
South America
Afrotropics
North Eurasia
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Australasia
Species Richness & Endemism offreshwater mussels by Geography
Data last updated Wed 04 February 2026
Deshayes, 1854. Proc. Zool. Soc. London 22: 14, sp. 8.
= nomen dubium
= Batissa atrata Deshayes — Clessin, 1879
= Batissa atrata Deshayes — Prime, 1870
= Batissa atrata Desh. — Prime, 1862
= Batissa atrata Desh. — Deshayes, 1853