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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
Wed 04 February 2026

Bivalvia | ... | Unionoidea | Unionidae | Parreysiinae | Coelaturini | Coelatura ratidota

nominal species Unio billattianus Paetel, 1890

Unio billattianus Paetel, 1890 = Coelatura ratidota

‘Charm.’ Paetel, 1890. Cat. Conch.-Samml. 3: 146.
(error for Unio billottianus Charmes, 1885)

= Coelatura ratidota

Taxonomic Opinions
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