Eupleura caudata (Say, 1822) Thick-lip Drill In Situ

Eupleura caudata (Say, 1822) Thick-lip Drill In Situ

Eupleura caudata (Say, 1822) Thick-lip Drill

    Clinging to granite boulder of the south St. Johns River jetty, Mayport Naval Station Beach, Duval Co., Florida 10/24/2011 (18 mm.)