Ceradocus rubromaculatus ( Stimpson, 1856 )

Hughes, Lauren E., 2016, New genera, species and records of Maeridae from Australian Waters: Austromaera, Ceradocus, Glossomaera, Hamimaera, Huonella gen. nov., Linguimaera and Maeraceterus gen. nov. (Crustacea: Amphipoda), Zootaxa 4115 (1), pp. 1-81 : 19-23

Ceradocus rubromaculatus ( Stimpson, 1856)

( Figs 10 , 11 )

Gammarus rubromaculatus Stimpson, 1856: 394 .

Maera rubromaculata .— Haswell, 1879a: 267, pl. 10, fig. 4.— Haswell, 1882: 254.— Haswell, 1885: 11, pl. 15, figs 5–12 (in part).

Ceradocus rubromaculatus .— Della Valle, 1893: 720 (in part).— Stebbing, 1906: 430 (in part).—S tebbing, 1910a: 598.— Chilton, 1916b: 369.— Schellenberg, 1938: 63.— Ledoyer, 1968: 273, pl. 14.— J.L. Barnard, 1972a: 220, fig. 129.— Barnard & Barnard, 1983: 616.— Myers, 1985: 101, figs 79–80.— Lowry & Stoddart, 2003: 176 (catalogue).—Krapp- Schickel & Vader, 2009: 2061 –2065, (key).

Ceradocus (Denticeradocus) rubromaculatus .— Sheard 1939: 280, fig. 2.

? Ceradocus rubromaculatus .— K.H. Barnard, 1931: 124.—Krapp-Schickel, 2009: 607, figs 7–8.

not Moera rubromaculata .— Haswell, 1885: 105, pl. 15, figs 5–12 (in part, part = C. ramsayi ).

not Maera rubromaculatus .— Stebbing, 1888: 1008, pls 95–96 (in part = C. ramsayi ( Haswell, 1879a) , pl. 95a, 96b; part = C. capensis Sheard, 1939 , pl. 95e).

not Ceradocus rubromaculatus .— Chevreux, 1908: 479, fig. 6 (= C. chevreuxi Sheard, 1939 ).— Stebbing, 1908: 81 (= C. capensis Sheard, 1939 ).— Stebbing, 1910b: 456 (= C. capensis Sheard, 1939 ).— Chilton, 1921: 71, figs 9a–c (= Ceradocus circe Lowry & Springthorpe, 2005 ).— Tattersall, 1922: 6, pl. 1, figs 15–16.— Schellenberg, 1925: 154 (? = C. capensis Sheard, 1939 ).— Hale, 1929: 213, figs 210–211 (fig. 210 = C. ramsayi ( Haswell, 1879a; fig. 211 = Ceradocus sp. reported as C. rubromaculatus by Chilton, 1921).— K.H. Barnard, 1937; 160, fig. 9.— Monod, 1937: 10, figs 6b–g.— Schellenberg, 1938: 97 (table) (? = C. chevreuxi Sheard, 1939 ).— Lyons & Myers, 1993: 577, figs 2–3.— Ren, 1998: 195, figs 1–2.— Ren, 2012: 188, 190, fig 81.

Material examined. Norfolk Island: 1 male specimen, 6.0 mm, dissected 4 slides, AM P.92253, Fig Valley Reef (29°03′20″S 167°55′44″E), 18.5 m, coral rubble with algal tufts and sediment, 19 May 2008, coll. R.T. Springthorpe (MI NFK 67) ; 2 specimens, AM P.81526, Fig Valley Reef (29°03′20″S 167°55′44″E), 18.5 m, coral rubble with algal tufts and sediment, 19 May 2008, coll. R.T. Springthorpe (MI NFK 67).

New South Wales: 7 specimens, AM P.77119, Merimbula (36°53′S 149°52′E), 15 m, rock bottom, 7 June 1981, coll. L. Vail and V. Harriott (Me-1) ; 1 specimen, AM P.77105, sewage pipeline, Nelson Bay, Port Stephens (32°43′11″S 152°08′28″E), 8 m, sponges and rubble, 15 March 2006, coll. C. Arango ( NSW 3053 ) ; many specimens, AM P.77094, sewage pipeline, Nelson Bay, Port Stephens (32°43′11″S 152°08′28″E), 10.9 m, bottom growth, 15 March 2006, coll. K.B. Attwood ( NSW 3038 ) ; 2 specimens, AM P.77100, sewage pipeline, Nelson Bay, Port Stephens (32°43′11″S 152°08′28″E), 10 m, hydroids on rubble, 15 March 2006, coll. K.B. Attwood ( NSW 3052 ) ; 13 specimens, AM P.77096, sewage pipeline, Nelson Bay, Port Stephens (32°43′11″S 152°08′28″E), 10 m, mass of intertwined dead algae, 15 March 2006, coll. C. Fraser ( NSW 3042 ) ; 1 specimen, AM P.77099, sewage pipeline, Nelson Bay, Port Stephens (32°43′11″S 152°08′28″E), 8 m, mixed algae, sponges, ascidians, 15 March 2006, coll. C. Arango ( NSW 3049 ) ; 15 specimens, AM P.77064, south west side of Cabbage Tree Island, north east of Port Stephens (32°41′24″S 152°13′20″E), 13.9 m, rocks, 9 March 2006, coll. R.T. Springthorpe ( NSW 2889 ) ; 12 specimens, AM P.77068, south west side of Cabbage Tree Island, north east of Port Stephens , 32°41′24″S 152°13′20″E, 10.5 m, dead coral rubble, 9 March 2006, coll. K.B. Attwood ( NSW 2901 ) ; 1 specimen, AM P.18331, Bottle and Glass Rocks, Port Jackson (33°50′54″S 151°16′12″E), depth unknown, 28 July 1923, coll. A.A. Livingstone ; 1 male specimen, AM P.83430, ' The Humps', north east of Bass Point, Kiama (34°35′34″S 150°54′22″E), 23.5 m, dead Bryozoa cf Steginoporella sp. with Acabaria sp., 3 May 2010, hand collected on SCUBA, coll. R.T. Springthorpe (MI NSW 3930 ) .

Victoria: 2 specimens, AM P.97864, Richetts’ Point, Port Philip Bay (37°58′S 144°54′E), 2 m, rock shelf, 21 June 1979, coll. N. Coleman ; 1 specimen, AM P.97865, Fossil Beach, Mornington (38°15′S 145°02′E), 1.5 m, under stones, 4 November 1979, coll. N. Coleman .

Tasmania: 1 specimen, AM P.83555, Quarry Lagoon , Currie, King Island, Bass Strait (39°56′00″S 143°51′00″E), depth unknown, 1 December 1977, coll. C. Short ; 1 specimen, AM P.83554, Quarry Lagoon , Currie, King Island, Bass Strait (39°56′00″S 143°51′00″E), rockpool at low tide, 4 December 1977, coll. C. Short ; 6 specimens, AM P.83552, Cemetery Bluff , Adventure Bay, Bruny Island (43°20′S 147°19′30″E), 15 m, macroalga Ecklonia sp. holdfasts, 23 April 1991, coll. R.T. Springthorpe and P.M. Berents (Tas 252) ; 1 specimen, AM P. 83553, 100 m north of Fleurieu Point , Freycinet Peninsula (42°10′S 148°15′E) , 9 m, green alga Codium sp., 30 April 1991, coll. S.J. Keable and R.T. Springthorpe (Tas 323); 1 specimen, AM P.18324, off Gordon, D ′ Entrecasteaux Channel (43°15′39″S 147°15′36) depth unknown, 22 May 1938, coll. CSIRO Fisheries.

South Australia: 3 specimens, AM P.83463, Hanson Bay , Kangaroo Island (36°02′S 136°51′E), rock pools at low tide, 6 March 1978, coll. K. Handley ; no specimen count, AM P.83461, south side of Kangaroo Island, Hanson Bay (36°02′S 136°51′E), depth unknown, algal holdfasts on reef, 4 March 1979, coll. P.A. Hutchings ; 1 specimen, AM P.83462, Western River Cove, Kangaroo Island (35°40′S 136°58′E), depth unknown, 3 March 1978, coll. K. Handley ; 9 specimens, SAMA C6433, Reflector #2, 20 km due west of Outer Harbour, Gulf of St Vincent (34°46′47″S 138°28′50″E), 23–25 m, 17 April 1975, coll. J McPhalain ; 2 specimens, SAMA C6600, Second Valley , Fleurieu Penninsula (35°30`35″S 138°12`54″E), 6 m, kelp dominated habitat, February 2002, coll. A. Hirst ( SARDI Encounter 2002 Expedition) ; 2 specimens, SAMA C6434, Monument Hill—East , Upper Spencer Gulf (32°49′59″S 137°49′00″E), unknown depth, Smith McIntyre grab, August 1986, coll. E. Oks ; 2 specimens, SAMA C6435, Edithburgh Jetty , Yorke Penninsula (35°06′05″S 137°43′59″E), depth unknown, ascidian, 21 April 1992, coll. K. Gowlett-Holmes ; 5 specimens, NMV J56969 , Tiparra Reef , Tiparra Bay (34°04′00″S 137°23′00″E), 5 m, 15 March1985 (SA 16) ; 1 specimen, NMV J56975 , ″ The Hotspot ″ reef, 5 nautical miles west of Flinders Island (33°40′48″S 134°22′30″E), 21 m, 20 April 1985 (SA 72).

Western Australia: many specimens, AM P.79471, Bramble Point, Princess Royal Harbour, Albany (35°02′S 117°55′E), 1.5 m, seagrass Posidonia simulosa , January 1988, coll. P.A. Hutchings et al. (site 10); many specimens, AM P.79475, Bramble Point, Princess Royal Harbour, Albany (35°02′S 117°55′E), 1.5 m, seagrass Posidonia australis , January 1988, coll. P.A. Hutchings et al. (site 4) ; 3 specimens, AM P.79474, Bramble Point, Princess Royal Harbour, Albany (35°03′S 117°53′E), 1.4 m, seagrass Posidonia australis , January 1988, coll. P.A. Hutchings (site 5) ; 2 specimens, AM P.79470, Bramble Point, Princess Royal Harbour, Albany (35°03′S 117°53′E), depth unknown, seagrass Posidonia australis , 15 January 1988, coll. P.A. Hutchings, D. Walker and F.E. Wells ; 1 specimen, AM P.79473, the jetty at Quaranup, Princess Royal Harbour, Albany (35°04′S 117°53′E), 3 m, seagrass beds Posidonia sinuosa , January 1988, coll. P.A. Hutchings (site 6) ; 4 specimens, AM P.79368, off end of South Mole, Arthur Head, Fremantle (32°03′S 115°44′E), 6 m, sponges, 25 December 1983, coll. J.K. Lowry (WA 276) ; 11 specimens, AM P.79381, off end of South Mole, Arthur Head, Fremantle (32°03′S 115°44′E), 6 m, sponge, detritus, epizoic green alga Caulerpa sp., 25 December 1983, coll. J.K. Lowry (WA 287); many specimens, AM P.79309, off end of South Mole , Arthur Head , Fremantle (32°03′S 115°44′E), 6 m, spirorbid worm tubes, 25 December 1983, coll. J.K. Lowry (WA 283) ; 1 specimen, AM P.79355, 1 km west of Red Bluff, Kalbarri (27°42′S 114°09′E), 18 m, macrolaga Ecklonia sp. holdfasts, 9 January 1984, coll. J.K. Lowry (WA 454) ; 6 specimens, AM P.79411, 1 km west of Red Bluff, Kalbarri (27°42′S 114°09′E), 18 m, macroalga Ecklonia sp. holdfasts, 9 January 1984, coll. R.T. Springthorpe (WA 453) ; 1 specimen, AM P.79387, off Possession Point, King George Sound (35°03′S 117°58′E), 7 m, purple finger sponges, 14 December 1983, coll. R.T. Springthorpe (WA 137) ; 2 specimens, AM P.79315, near Mistaken Island, Vancouver Peninsula, King George Sound (35°04′S 117°56′E), 2 m, soft corals, 13 December 1983, coll. J.K. Lowry (WA 105) ; 11 specimens, AM P.79416, near Mistaken Island, Vancouver Peninsula, King George Sound (35°04′S 117°56′E), 6 m, seagrass, 13 December 1983, coll. R.T. Springthorpe (WA 121); many specimens, AM P.79476, Bramble Point, Princess Royal Harbour, Albany (35°03′S 117°53′E), depth unknown, seagrass Posidonia australis , 15 January 1988, coll. P.A. Hutchings, D. Walker and F.E. Wells ; 1 specimen, AM P.79330, rocks near Migo Island, Port Harding , Torbay Bay (35°04′S 117°39′E), 6–7 m, molluscs on rocks, 15 December 1983, coll. J.K. Lowry (WA 141) ; 1 specimen, AM P.79469, Noon Reef, Second Sister, Abrolhos Islands (28°29′24″S 113°40′54″E), 21 m, dead coral substrate, just above sandy bottom, 27 May 1992, coll. P.A. Hutchings (WA 508) ; 1 female specimen, WAM C45863, Cassini Island, The Kimberley (13°57′23″S 125°38′19″E), depth, 14 October 2010, coll. Skipton Woolley, Woodside Kimberley Survey 2010 (28/ K10-Adhoc) ; 1 specimen, dissected, AM P.83816, Jackson Island, Cape Leveque (16°25′05″S 123°06′03″E), 7.4 m, rubble, 27 May 2010, coll. L.E. Hughes (MI WA 1150) ; 2 specimens, AM P. 97866, east side of West Lewis Island, Dampier Archipelago (20°34.655′S 116°39.721′E), 5 m, from under rocks, collected by hand on SCUBA, 4 September 1999, coll. R.A. Peart (WA 709) ; 5 specimens, AM P. 97867, north-western end of West Lewis Island, Dampier Archipelago (20°32.894′S 116°39.513′E), intertidal, under rocks and scrapings, 4 September 1999, coll. R. A. Peart (WA 706) ; 10 specimens, AM P. 97868, south side of East Lewis Island, Dampier Archipelago (20°37.474′S 116°38.288′E), intertidal, from under rocks, 5 September 1999, coll. R. A. Peart (WA 710) ; 3 specimens, AM P. 97869, south side of Enderby Island, Dampier Archipelago (20°37.096′S 116°26.728′E), intertidal, from under rocks, 6 September 1999, coll. R. A. Peart (WA 713) ; 2 specimens, AM P. 97870, western side of Malus Island, Dampier Archipelago (20°30.612′S 116°38.918′E), 2.3 m, mixed algae on sand, collected by hand on SCUBA, 27 August 1999, coll. R.A. Peart (WA 672) ; 1 specimen, AM P. 97871, Georgeff Reef, Dampier Archipelago (20°29.243′S 116°36.974′E), intertidal, collected by hand, 28 August 1999, coll. R. A. Peart (WA 678) ; 1 specimen, AM P.97872, western side of Rosemary Island, Dampier Archipelago (20°29.590′S 116°34.446′E), no depth, coral rubble, collected by hand on SCUBA, 29 August 1999, coll. R. A. Peart (WA 682) ; 2 specimens, AM P.97873, Tish Point, Rosemary Island, Dampier Archipelago (20°29′40″S 116°35′54″E), under intertidal rocks, 30 August 1999, coll. R.A. Peart (WA 681).

Northern Territory . 1 male, dissected, 3 slides, NTM Cr 015897, Northern reef of Field Island, Kakadu National Park (12°03′25″S 132°24′33″E), 19 August 2004 ; 1 female specimen, NTM Cr 011725, 2 nautical miles north of Bass Reef, Grose Islands , Beagle Gulf (12°31′01″S 130°20′02″E), 15 m, gravel sponge bed, 5 October 1993, coll. R.S. Williams, Beagle Gulf Marine Park Survey, FV Kunmunyah ; 1 male specimen, dissected, 3 slides, AM P.92242, south end of McCluer Island (11°06′S 133°00′E), 8 m, coral rubble, 17 October 1982, coll. G.C.B. Poore (NT 55) ; 4 specimens, AM P.78239, south end of McCluer Island (11°06′S 133°00′E), 8 m, coral rubble, 17 October 1982, coll. G.C.B. Poore (NT 55).

Norfolk Island: 1 male specimen, 6 mm, dissected 4 slides, AM P.81526, Fig Valley Reef , (29°03′20″S 167°55′44″E), 18.5 m, coral rubble with algal tufts and sediment, 19 May 2008, coll. R.T. Springthorpe (MI NFK 67) ; 2 specimens, AM P.81526, Fig Valley Reef (29°03′20″S 167°55′44″E), 18.5 m, coral rubble with algal tufts and sediment, 19 May 2008 coll. R.T. Springthorpe (MI NFK 67).

Type locality. Port Jackson , New South Wales (33º51′S 151°16′E).

Distribution. Norfolk Island (current study). Australia. New South Wales: Norah Head; Newcastle; Port Stephens; Port Jackson; Port Kembla; Kiama; Merimbula; Eden, Ulladulla; Twofold Bay ( Haswell 1879a; Sheard 1939; current study). Victoria: Port Phillip Bay; Mornington ( J.L. Barnard 1972a; current study). South Australia: Gulf of St Vincent ( Sheard 1939). Tasmania: King Island; Bruny Island; Freycinet Peninsula (current study). Western Australia: Favourite Islands, Cottesloe, Fremantle, Albany, Garden Island, Cockburn Sound, King George Sound; Albrolhos Islands; East Lewis Island, West Lewis Island, Enderby Island, Malus Island, Georgeff Reef, Rosemary Island, Dampier Archipelago; Hearson Cove, Burrup Peninsula ( J.L. Barnard 1972a; current study). Northern Territory. Kakadu National Park, Beagle Gulf (current study). Madagascar ( Ledoyer 1968).

Figures

FIGURE 10. Ceradocus rubromaculatus (Stimpson, 1856), male, habitus, 6.0 mm, AM P. 92253, Fig Valley Reef, Norfolk Island.

FIGURE 11. Ceradocus rubromaculatus (Stimpson, 1856), male, 6.0 mm, AM P. 92253, Fig Valley Reef, Norfolk Island, scales 0.1 mm.