Bivalvia | Sphaeriida | Sphaerioidea | Sphaeriidae | Sphaeriinae | Sphaerium securis

nominal species Cyclas sphaerica Prime, 1853

Cyclas sphaerica Prime, 1853 = Sphaerium securis

‘Anthony’ Prime, 1853. Proc. Boston Soc. Nat. Hist. 4: 275 [as ‘sphærica’].
specimen image from publication‘Anthony’ Prime, 1865. Smithsonian Misc. Coll. (145): 50, fig. 49.

= Sphaerium securis

Taxonomic Opinions

+ Musculium securis (Prime, 1852) — Mackie, 2007

+ Musculium securis (Prime, 1852) — Burch, 1975

+ Sphaerium (Musculium) securis (Prime, 1851) — Clarke, 1973

+ Sphaerium securis (Prime, 1851) — Herrington, 1962

+ Sphærium securis Prime — Prime, 1895

= Sphærium sphæricum Anthony — Prime, 1870

= Sphærium sphæricum Anthony — Prime, 1865

= Cyclas sphærica Anthony, Mss. — Prime, 1853