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Taxonomy

all genera

Unionidae

Margaritiferidae

Hyriidae

Etheriidae

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Species & Genus Richness of
freshwater mussels
by Taxonomy


Species & Genus Richness of
freshwater bivalves
by Family

Geography

Summary

North America

Central America

South America

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Species Richness & Endemism of
freshwater mussels
by Geography


Data last updated
Thu 22 January 2026

Bivalvia | Myida | Myoidea | Myidae | Sphenia

species Sphenia fragilis (H. Adams & A. Adams, 1854): synonymy

0 specimens

Synonymy

Tyleria fragilis Adams & Adams, 1854

Adams & Adams, 1854. Ann. Mag. Nat. Hist. 14: 218.

Sphenia fragilis — Combosch et al. (2017)

Taxonomic History (since 1900)

Sphenia fragilis — Combosch et al. (2017)

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