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Unionidae
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Species & Genus Richness offreshwater musselsby Taxonomy
Species & Genus Richness offreshwater bivalves by Family
North America
Central America
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Species Richness & Endemism offreshwater mussels by Geography
Data last updated Mon 2 March 2026
Bivalvia | Venerida | Cyrenoidea | Cyrenoididae | Polymesoda inflata
Sowerby, 1878. Conch. Icon. 20: pl. 8, figs. 27a-b.
+ Polymesoda (Egeta) inflata (Philippi, 1851) — Keen, 1971: 112.
+ Polymesoda (Egeta) anomala (Deshayes) — Olsson, 1961: 195.