MUSSELpdb
Taxonomy
Species & Genus Richness of
freshwater mussels
by Taxonomy
Species & Genus Richness of
freshwater bivalves
by Family
Geography
Species Richness & Endemism of
freshwater mussels
by Geography
Data last updated
Mon 2 March 2026
nominal species Cyclas egregia Gould, 1850
Cyclas egregia Gould, 1850 = nomen dubium
Gould, 1850. Proc. Boston Soc. Nat. Hist. 3: 292.
Taxonomic Opinions
+ — Korniushin, 2000: 65.
+ — B.J. Smith, 1992: 26.
= Sphaerium egregium (Gould) — Kuiper, 1983: 24, fig. 96.
= Sphærium egregium Gould — E.A. Smith, 1882: 305.
= Sphærium egregium Gould — Prime, 1870: 153.
= Sphærium egregium Gould — Deshayes, 1855: 273.
= Cyclas egregia — Gould, 1850: 292.
