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Taxonomy

all genera

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 | Sphaeriida | Sphaerioidea | Sphaeriidae | Sphaeriinae | Pisidium dilatatum

nominal species Pisidium dubium Lindholm, 1909

Pisidium dubium Lindholm, 1909 = Pisidium dilatatum

Lindholm, 1909. Zool. Issl. Oz. Baik. 4: ??.
(misidentified reference to Cyclas dubia Say, 1817)

Taxonomic Opinions

+ Pisidium (s.s.) baicalense W. Dybowski, 1902 — Vinarski & Kantor, 2016: 100.

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