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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 | Ostreida | Pterioidea | Isognomonidae | Isognomon alatus

nominal species Ostrea alatus Gmelin, 1791

Ostrea alatus Gmelin, 1791 = Isognomon alatus

Gmelin, 1791. Syst. Nat. 1(6): ??.

= Isognomon alatus

Taxonomic Opinions

= Isognomon alatus (Gmelin, 1791) — Combosch et al., 2017

= Isognomon alatus (Gmelin, 1791) — Bieler et al., 2014

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