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Southwest Florida Shells

José H. Leal

Cylichnella bidentata

(d'Orbigny, 1841)

Family Tornatinidae

Two-tooth Barrel Bubble

Shell to 4 mm, ovate-cylindrical. This small snail reaches 4 mm (0.16 inch), has a characteristic sunken spire, and the columella (viewed on the left side of the aperture, or opening) with two folds that at a glance look like two “teeth.” The aperture is flared in anterior direction (on bottom of the pictures). Color white.

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