Smithsonian Institution National Museum of Natural History
National Science Foundation
Cerion
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3 species cited in:

Pilsbry, H. A. 1929. [Urocoptis alleni, Cerion paucicostatum, C. alleni, C. victor] The Nautilus 42(3):pl. 4, figs. 8-11.

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alleni
paucicostatum
victor