The Freshwater Mussels (Unionoida) of the World (and other less consequential bivalves)

FM(U)otW(aolcb) is the web version of the MUSSEL Project Database. Follow the links to browse the data or use the custom Google search field. Either way, you win!

Search the database pages:

Bivalvia | Sphaerioida | Sphaerioidea | Sphaeriidae | Sphaeriinae

nominal species Cyclas egregia Gould, 1850

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

= sphaeriid species

Taxonomic Opinions

- NO OPINION — Korniushin, 2000
- NO OPINION — 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 egregia — Gould, 1850

Page updated: 08:19:43 Tue 01 Jul 2025