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Southwest Florida Shells with Emphasis on Sanibel & Captiva

By José H. Leal

Family Pseudomelatomidae

Crassispira sanibelensis

Bartsch & Rehder, 1939

Sanibel Turrid

Shell size to 26 mm; shell turreted, with spire occupying about 2/3 of shell length. Sculpture of about nine ribs crossed by raised spiral cordlets. Anterior canal short. Color dark-brown. For many years this species was misidentified by modern authors as Zonulispira crocata (Reeve, 1845). The shell in the main image was collected on Sanibel by Susan J. Hewitt in December 2012.