Southwest Florida Shells

José H. Leal

Pteromeris perplana

(Conrad, 1841)

Family Carditidae

Flattened Carditid

Shell size to 7 mm; shell small, narrow, triangular. Sculpture of 12-15 ribs squarish in cross-section. Interspaces much narrower. Umbo not central, displaced to the side. Color whitish or pinkish with brown chevron-like markings. Interior of valves mostly brown.

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