Ceradocus sellickensis Sheard, 1936

Ceradocus rubromaculatus .— Hale, 1927: 314.— Hale, 1929: 213 (except fig. 210 = C. ramsayi and fig. 211 = C. serratus).— Sheard, 1936: 177, fig. 4.

Ceradocus sellickensis Sheard, 1939: 278, fig. 1.— Barnard & Barnard, 1983: 616.— Lowry & Stoddart, 2003:176 (catalogue).— Krapp-Schickel & Vader, 2009: 2061 –2065 (key).

Material examined. New South Wales: many specimens, AM P.77505, pipeline, Nelson Bay, Port Stephens (32°43′10″S 152°8′28″E), 8.9 m, yellow sponge, 15 March 2006, coll. C. Fraser (NSW 3055) .

Victoria: 2 specimens, NMV J56894, Western Port (38°27′32″S 145°08′35″E), 18 m, 25 November 1973 (WBES, 1747); 24 specimens, NMV J56893, off Crib Point, Western Port, (38°21′S 145°14′E), 14 m, 15 July 1964 (CPBS-A 2) ; 22 specimens, NMV J56892, off Crib Point, Western Port (38°20′36″S 145°13′28″E), 13 m, 18 March 1965 (CPBS-N 22) ; 17 specimens, NMV J56897, Port Phillip Bay (38°06′06″S 144°25′00″E), 5.5 m (PPS, 300).

South Australia: 8 specimens, NMV J57201, ″ The Hotspot ″ Reef, 5 nautical miles west of northern end of Flinders Island (33°40′30″S 134°22′00″E), 17 m, 19 April 1985 (SA 65) ; 3 specimens, SAMA C6443, Osmanli Reef, off Point Tinline, D'Estrees Bay, Kangaroo Island (35°55′12S 137°39′25″E), reef, rubble, algae, October 1989, W. Zeidler and K. Gowlett-Holmes; many specimens, SAMA C6436, North Coast, Emu Bay, Kangaroo Island (35°34′47″S 137°31′44″E), in algae under rocks at low tide, 24 March 1977, coll. S.J. Edmonds ; 5 specimens, SAMA C6441, Daly Heads, Yorke Peninsula (35°01′59″S 136°55′59″E), under rocks at low tide, 9 November 1976, coll. W. Zeidler; many specimens, SAMA C6442, headland near Chinaman's Hat Island, Yorke Peninsula (35°17′19″S 136°55′04″E), under rocks just below low water mark, 6 November 1976, coll. W. Zeidler and I.C. Kowanko ; 2 specimens, SAMA C6444, near cardinal marker, Marion Reef, 6 nautical miles south east of Edithburgh (35°08′59S 137°49′E), calcareous sponge, 11 February 1989, coll . AIMS, team; 7 specimens, SAMA C6447, Reef at northern point of Tumby Island, Eyre Peninsula (34°24′23″S 136°08′17″E), 1–3 m, low reef, seagrass, 16 February 1988, coll. W. Zeidler and K. Gowlett-Holmes ; 2 specimens, SAMA C6445, Victor Harbour, Fleurieu Peninsula (35°30′35″S 138°12′54″E), mixed fucoid macroalga, February 2002, coll. A. Hirst (SARDI Encounter 2002 Expedition) ; 2 specimens, SAMA C6446, Victor Harbour, Fleurieu Peninsula (35°30′35″S 138°12′54″E), mixed fucoid macroalga, February 2002, coll. A. Hirst (SARDI Encounter 2002 Expedition) ; 1 specimen, SAMA C6603, Victor Harbour, Fleurieu Peninsula (35°30′35″S 138°12′54″E), mixed fucoid, February 2002, coll. A. Hirst (SARDI Encounter 2002 Expedition); many specimens, SAMA C6448, 18.6 miles west northwest of Rapid Head, Gulf St Vincent (35°31`08″S 138°10`01″E), 36–37 m, sponges and bryozoans in prawn trawl, 5 June 1987, coll. K.L. Gowlett-Homes and S. Corigliano, FV Rivoli Queen ; many specimens, SAMA C6628, east of Petrel Bay, St Francis Island, Nuyts Archipelago (33°30′06″S 133°17′23″E), in rock pools, 29 January 1982, coll. W. Zeidler; many specimens, SAMA C6642, east of Petrel Bay, St Francis Island, Nuyts Archipelago (33°30′06″S 133°17′23″E), in rock pools under rocks, 27 January 1983, coll. W. Zeidler; 1 specimen, SAMA C6438, northwest of West Island, Franklin Island, Nuyts Archipelago (32°30′35″S 133°15′07″E), intertidal rock pools, 24 February 1983, coll. W. Zeidler, P. Aerfeldt and party ; 1 specimen, SAMA C6727, off southwest point, St Francis Island, Nuyts Archipelago (32°30′S 133°18′04″E), rocks and sand, 19 January 1982, coll. W. Zeidler; 5 specimens, SAMA C6439, Pearson Island (33°57′03″S 134°16′04″E), 25 November 1976, coll. W. Zeidler, (02/0160) ; 3 specimens, SAMA C6449, Encounter Bay, eastern side of Wright Island (35°34′58″S 138°36′31″E), 12 m, reef, in bryozoan, 10 May 1988, coll. N. Holmes ; many specimens, SAMA C6440, Orwell Rocks, Port MacDonnell (38°03′04″S 140°44′09″E), 7 February 1977, coll. W. Zeidler; 2 specimens, SAMA C6450, Port Willunga (35°17′59″S 138°25′33″E), 17 January 1937, coll. H.M. Hale and K. Sheard ; many specimens, SAMA C6437, Willunga reef (35°17′59″S 138°25′33″E), low tide, 25 November 1976, I.C. Kowanko; many specimens, SAMA C6754, western side of Whittlebee Point, east of Ceduna (32°19′59″S 133°11′59″E), depth unknown, 7 March 1993, coll. W. Zeidler, K.L. Gowlett-Holmes and B. McHenry .

Western Australia: 2 specimens, NMV J57013, northeastern end of Vancouver Peninsula (35°03′24″S 117°56′12″E), 3 m, 8 April 1984 (SWA 22) ; 2 specimens, NMV J46910, point at north end of Little Beach, Two Peoples Bay (34°58′12″S 118°10′48″E), 5 m, 18 April 1986 (SWA 78) .

Type Locality. Sellick’s Beach, South Australia.

Distribution. Australia. New South Wales. Port Stephens (current study). Victoria: Western Port (current study). South Australia: Sellick's Beach; Gulf St Vincent; Spencer Gulf, Flinders Island; Kangaroo Island; Nuyts Archipelago, Yorke Peninsula; Fleurieu Penninsula; Tiparra Bay; Port Willunga; Port McDonnell; Ceduna (Hale 1927; Sheard 1936; current study). Western Australia: Vancouver Peninsula (current study).