Shell of the Week: The Fingerprint Cyphoma
Cyphoma signatumPilsbry and McGinty, 1939 reaches about 40 mm. The elongate shell has blunt ends, Color buff with faint pinkish-orange tinges above and below the whitish dorsal ridge (the transversal “swelling” on the back of the shell.) The mantle of the living snail has elongated black markings set on a yellowish background, the resulting pattern resembling fingerprints. The shell differs from Cyphoma intermedium by more elongate shape, heavier, well-defined dorsal ridge an