MUSSELpdb | nomainal sp. Cyclas ponderosa Prime, 1852

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

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nominal species Cyclas ponderosa Prime, 1852

Prime, 1852. Proc. Boston Soc. Nat. Hist. 4: 157.
Prime, 1853. Proc. Boston Soc. Nat. Hist. 4: 282.

= Sphaerium simile

Taxonomic Opinions

+ Sphaerium (s.s.) simile (Say, 1816) — Burch, 1975

+ Sphærium simile Say — Prime, 1895

+ Sphærium simile Say — Prime, 1870

+ Sphærium sulcatum Lamarck — Prime, 1865

= Sphærium ponderosum Prime — Deshayes, 1854

= Cyclas ponderosa Nobis — Prime, 1853

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