Stramonita haemastoma
(Linnaeus, 1767)
Florida Rocksnail
St. Johns River south jetty, Mayport Naval Station, Duval, County, FL, 4/17/2011 (about 65 mm.)
St. Johns River south jetty, Mayport Naval Station, Duval, County, FL, 6/10/2006 (about 30 mm.)
