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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 | Nuculanida | Nuculanoidea | Malletiidae | Malletia johnsoni

nominal species Malletia johnsoni Clark, 1961

Malletia johnsoni Clark, 1961 = Malletia johnsoni

Clark, 1961. Bull. MCZ 125(12): ??.

= Malletia johnsoni

Taxonomic Opinions

= Malletia johnsoni Clark, 1961 — Combosch et al., 2017

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