nominal species Sphaerium cooperianum Prime, 1870

Sphaerium cooperianum Prime, 1870

Prime, 1870. Amer. J. Conch. 5: 152. [nomen nudum]

= nomen dubium

Taxonomic Opinions

+ — Burch, 1975

= Sphærium cooperianum Prime, in litt. — Prime, 1870