MUSSELp

MUSSELpdb

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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

nominal species Cyclas egregia Gould, 1850

Cyclas egregia Gould, 1850 = sphaeriid species

Gould, 1850. Proc. Boston Soc. Nat. Hist. 3: 292.

= nomen dubium

Taxonomic Opinions

+ Korniushin, 2000

+ B.J. Smith, 1992

= Sphaerium egregium (Gould) — Kuiper, 1983

= Sphærium egregium Gould — E.A. Smith, 1882

= Sphærium egregium Gould — Prime, 1870

= Sphærium egregium Gould — Deshayes, 1854

= Cyclas egregiaGould, 1850

 
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