MUSSELp

MUSSELpdb

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Taxonomy

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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
Thu 18 Dec 2025

Bivalvia | Sphaerioida | Sphaerioidea | Sphaeriidae | Sphaeriinae | Euglesa variabilis

nominal species Pisidium variabile var. brevius Sterki, 1906

Pisidium variabile var. brevius Sterki, 1906 = Euglesa variabilis

Sterki, 1906. Nautilus 19(10): ??.
(intro'd as intra-sp. of Pisidium variabile Prime, 1852)

= Euglesa variabilis

Taxonomic Opinions

+ Pisidium (Cyclocalyx) variabile Prime, 1852 — Mackie, 2007

+ Pisidium (Cyclocalyx) variabile Prime, 1852 — Burch, 1975

 
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