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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
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Species Richness & Endemism offreshwater mussels by Geography
Data last updated Wed 04 February 2026
Rafinesque, 1819. Jour. Phys. Chim. Hist. Nat. 88: 427. [nomen nudum]Rafinesque, 1864. [in] Binney & Tryon, reprint: 29.
= nomen dubium
+ — Lea, 1870
+ — Lea, 1852
+ — Lea, 1836
= Unio (Obovaria) crassa Rafinesque, 1819 — Rafinesque, 1819