Description: English: The nudibranch Cumanotus beaumonti, Rathlin Island. Date: 25 June 1985, 13:33:25. Source: Own work. Author: Bernard Picton. Camera location55° 17′ 22.92″ N, 6° 13′ 09.48″ WView all coordinates using: OpenStreetMap 55.289700; -6.219300.