Description: English: Southern biscuit star Tosia australis at the reef of the beach at Carrickalinga. South Australia. Date: 21 January 2014, 12:25:59. Source: Own work. Author: Peter Southwood. Camera location35° 25′ 26.4″ S, 138° 19′ 01.2″ EView all coordinates using: OpenStreetMap-35.424000; 138.317000.