Genus Helicina J. B. P. A. de Lamarck, 1799

(5-4-1-3-2-3-0-2-0-0-0-0-0)
Ref. Amer. Fish. Soc., 1988 p 58
[see under Family: HELICINIDAE; Subfamily: HELICININAE]

clappi (H. A. Pilsbry, 1909)
(5-4-1-3-2-3-0-2-0-1-0-0-0)
Rainbow Drop
Ref. Amer. Fish. Soc., 1988 p 58