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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
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Geography

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North America

Central America

South America

Afrotropics

North Eurasia

East Asia

Australasia


Species Richness & Endemism of
freshwater mussels
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Data last updated
Thu 19 March 2026

Publication Frierson (1911): summary

Full Citation

Frierson, L.S. 1911. Notes on Oriental Unionidæ. Nautilus 24(9): 97-98. Available electronically.

Attributed Nominal Genera

Ensidens Frierson, 1911

Frierson, 1911. Nautilus 24(9): 98.
Type species: Unio ingallsianus Lea, 1852 (sub. desig. by Haas, 1913: 139) = Ensidens ingallsianus

Attributed Nominal Species

Nodularia brandtii Frierson, 1911 = Inversidens brandtii

Frierson, 1911. Nautilus 24(9): 97.
(reference to Unio brandtii Kobelt, 1879)

Taxonomic Opinions

Ensidens ingallsiana (Lea) = Ensidens ingallsianus

Ensidens pazii (Lea) = Ensidens ingallsianus

Rectidens orientalis (Lea)

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