MUSSELpdb

Introduction

Browse

d'basing

Taxonomy

all genera

Unionidae

Margaritiferidae

Hyriidae

Etheriidae

Mycetopodidae

Iridinidae

Species & Genus Richness by
Taxonomy

Geography

Summary

North America

Central America

South America

Afrotropics

North Eurasia

East Asia

Australasia

Species Richness & Endemism by
Geography

Data last updated
Mon 1 Dec 2025

Bivalvia | ... | Unionoidea | Unionidae | Unioninae | Unionini | Unio crassus

nominal species Unio retzii C.B. Adams, 1847

= Unio crassus

Taxonomic Opinions

+ Margaron (Unio) batavus (Mat. & Ract.) — Lea, 1870

+ Margaron (Unio) batavus (Lam.) — Lea, 1852

= Unio retzii Küst. — C.B. Adams, 1847