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 minutulus Servain, 1888

= Unio crassus

Taxonomic Opinions

+ Unio crassus batavus (Maton & Rackett, 1807) — Haas, 1940

+ Unio mancus var. amnicus Ziegler — Germain, 1931

= Unio (Groupe de l’U. amnicus) minutulus Ray — Locard, 1893

= Unio minutulus (Ray) Servain, 1888 — Westerlund, 1890

= Unio (Amnicusiana) minutulus Ray — Locard, 1889

= Unio (Amniciana) minutulus Ray — Servain, 1888