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MUSSELpdb

Introduction

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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

order SPHAERIIDA

Included Taxa

superfamily SPHAERIOIDEA Deshayes, (1820): 277 Recent freshwater species.

synonymy (10 nomina) | 2 families

Recent Distribution: South America, North America, North Eurasia, East Asia, Australasia, Afrotropics, Central America

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