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Summary
Unionidae
Margaritiferidae
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Species & Genus Richness offreshwater musselsby Taxonomy
Species & Genus Richness offreshwater bivalves by Family
North America
Central America
South America
Afrotropics
North Eurasia
East Asia
Australasia
Species Richness & Endemism offreshwater mussels by Geography
Data last updated Thu 19 March 2026
Bivalvia
Gmelin, 1791. Syst. Nat. 1(6): 3254.
= Laevicardium crassum (Gmelin, 1791) — WoRMS, 2011: [web].
= Cardium crassum Gmelin — Krynicki, 1837: 61, footnote.