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Southwest Florida Shells with Emphasis on Sanibel & Captiva

By José H. Leal

Family Calliostomatidae

Calliostoma pulchrum

(C.B. Adams, 1850)

Beautiful Top Snail

Shell size to 18 mm; shell turbinate, spire angle smaller than most Calliostoma. Whorls flat-sided, shoulder well-defined, giving stepped aspect to spire. Whorls covered with finely beaded spiral lines. Color tan, mottled with reddish brown spots and irregular grayish streaks.