nominal species Cyclas eburnea Prime, 1853
‘Anthony’ Prime, 1853, Proc. Boston Soc. Nat. Hist. 4: 279.
= Sphaerium partumeium Taxonomic Opinions
+ Musculium partumeium (Say, 1822) — (Burch, 1975)
+ Sphærium partumeium Say — (Prime, 1895)
+ Sphærium partumeium Say — (Prime, 1865)
= Cyclas eburnea Anthony — (Prime, 1853)
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