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Taxonomy

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Summary

Unionidae

Margaritiferidae

Hyriidae

Etheriidae

Mycetopodidae

Iridinidae


Species & Genus Richness of
freshwater mussels
by Taxonomy


Species & Genus Richness of
freshwater bivalves
by Family

Geography

Summary

North America

Central America

South America

Afrotropics

North Eurasia

East Asia

Australasia


Species Richness & Endemism of
freshwater mussels
by Geography


Data last updated
Fri 13 February 2026

Bivalvia | ... | Unionidae | Unioninae | Anodontini | Cristariina | Simpsonella gracilis

nominal species Anodon crepera Sowerby, 1867

Anodon crepera Sowerby, 1867 = Simpsonella gracilis

Sowerby, 1867. Conch. Icon. 17: pl. 8, sp. 17, fig. 16.
(reference to Anodonta crepera Lea, 1851)

Taxonomic Opinions

+ Dalliella crepera (Lea, 1850) — Simpson, 1900: 833.

+ — Lea, 1870: 84.

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