Diodora cayenensis (Lamarck, 1822) Cayenne Keyhole Limpet

Diodora cayenensis (Lamarck, 1822) Cayenne Keyhole Limpet

Attached to underside of rocks exposed by minus tide along north side of south jetty, Port Canaveral Inlet, Brevard County, Florida (about 11 mm.). Digital image by Marlo Krisberg.