nominal species Cyclas castanea Prime, 1852
Prime, 1852, Proc. Boston Soc. Nat. Hist. 4: 159.
Prime, 1853, Proc. Boston Soc. Nat. Hist. 4: 273.
= Sphaerium fabale Taxonomic Opinions
+ Sphaerium (s.s.) fabale (Prime, 1852) — (Burch, 1975)
+ Sphærium fabalis Prime — (Prime, 1895)
+ Sphærium fabale Prime — (Prime, 1870)
+ Sphærium fabalis Prime — (Prime, 1865)
= Sphærium castaneum Prime — (Deshayes, 1854)
= Cyclas castanea Nobis — (Prime, 1853)
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