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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 Mon 2 March 2026
Bivalvia | ... | Hyrioidea | Hyriidae | Hyriinae | Hyriini | Prisodon obliquus
‘Wagner’ Simone, 2006. Land. Freshw. Moll. Brazil.: 251.(error for Unio caudatus Wagner, 1827)
+ Prisodon obliquus (Schumacher, 1817) — Simone, 2006: 251.