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Data last updated
Mon 1 Dec 2025
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Bivalvia
| Sphaerioida
| Sphaerioidea
| Sphaeriidae
| Sphaeriinae
| Sphaerium occidentale
nominal species Cyclas ovalis Prime, 1853
Prime, 1853. Proc. Boston Soc. Nat. Hist. 4: 276. (homonym of Cyclas ovalis Férussac, 1807; renamed Cyclas occidentale Lewis, 1856)
= Sphaerium occidentale Taxonomic Opinions+ Sphaerium occidentale Prime, 1853 — Mackie, 2007 + Sphaerium (Herringtonium) occidentale (“Prime” Lewis, 1856) — Burch, 1975 + Sphaerium (Herringtonium) occidentale (Prime in Lewis, 1856) — Clarke, 1973 + Sphaerium occidentale Prime, 1860 — Herrington, 1962 + Sphærium occidentale Prime — Prime, 1870 + Sphærium occidentale Prime — Prime, 1865 = Cyclas ovalis Nobis — Prime, 1853
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