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Southwest Florida Shells

José H. Leal

Calyptraea centralis

(Conrad, 1841)

Family Calyptraeidae

Circular Chinese Hat

Shell size to 12 mm; shell cap-shaped, conical, with circular base. Apex central. Shell “aperture” represented by a sinuous, flaring shelf inside shell. Edge of shelf near the center is thicker, round in cross-section, and corresponds to columella of regularly coiled gastropods. Color white.

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