Planorbella duryi (Wetherby, 1879) Seminole Rams-horn

Planorbella duryi (Wetherby, 1879) Seminole Rams-horn

Planorbella duryi (Wetherby, 1879) Seminole Rams-horn

Planorbella duryi (Wetherby, 1879) Seminole Rams-horn

    Alive in shallow drainage ditch near pond (30063756N 081365033W), immediately adjacent to Davis Pond Blvd., Julington Creek Plantation, Fruit Cove, St. Johns Co., FL October, 2006. The largest specimen illustrated measures 19 mm.