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Taxonomy

all genera

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
Thu 22 January 2026

Bivalvia | Myida | Dreissenoidea | Dreissenidae | Dreissena caspia

nominal species Dreissena eichwaldi Issel, 1866

Dreissena eichwaldi Issel, 1866 = Dreissena caspia

Issel, 1866. unknown publication: ??.

= Dreissena caspia

Taxonomic Opinions

+ Dreissena caspia Eichwald, 1855 — WoRMS, 2011

+ Dreissena (Pontodreissena) rostriformis — Huber, 2010

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