Bate, 1862 : 226 Haswell, 1879a : 268 Haswell, 1882 : 257 Haswell, 1885 : 105 Ceradocus rubromaculatus Della Valle, 1893 : 720 Stebbing, 1906 : 431 Maera spinosa Stebbing, 1910a : 642 Sheard, 1939 : 285 Ceradocus serratus J.L. Barnard, 1972a : 221 Ledoyer, 1979 : 66 Barnard & Barnard, 1983 : 616 Lowry & Stoddart, 2003 : 176 Krapp-Schickel & Vader, 2009 : 2061 Ren, 2012 : 190 New genera, species and records of Maeridae from Australian Waters: Austromaera, Ceradocus, Glossomaera, Hamimaera, Huonella gen. nov., Linguimaera and Maeraceterus gen. nov. (Crustacea: Amphipoda) Hughes, Lauren E. Zootaxa 2016 4115 1 1 81 Bate, 1862 Bate 1862 [151,541,836,862] Malacostraca Melitidae Ceradocus Animalia Amphipoda 23 24 Arthropoda species serratus     Megamaera serrata  Bate, 1862: 226, pl. 39, fig. 5.    Moera spinosa  Haswell, 1879a: 268, pl.10, fig. 5.—  Haswell, 1882: 257.—  Haswell, 1885: 105, figs 5–12 (part).    Ceradocus rubromaculatus.—  Della Valle, 1893: 720(in part).—  Stebbing, 1906: 431(in part).    Maera spinosa.  Stebbing, 1910a: 642.     Ceradocus (Denticeradocus) serrata.—  Sheard, 1939: 285, figs 4, 5a–m.     Ceradocus serratus.—  J.L. Barnard, 1972a: 221, figs 130–131.—  Ledoyer, 1979: 66, fig. 36.—Ledoyer, 1982: 440, fig. 165.—  Barnard & Barnard, 1983: 616.—  Lowry & Stoddart, 2003: 176(catalogue).—  Krapp-Schickel & Vader, 2009: 2061–2065 (key).—  Ren, 2012: 190, fig. 82.     Materialexamined. Christmas Island: 1 malespecimen, 7.0 mm, dissected, 4 slides, AM P.92499, dive site ″ Million Dollar Bommie″ ( 10°27′22″S 105°38′11″E),  12 m, coarse rubble,  18 October 2008, coll. J.K. Lowry(MI WA866); many specimens, AM P.81805, dive site ″ Million Dollar Bommie″ ( 10°27′22″S 105°38′11″E),  12 m, coarse rubble,  18 October 2008, coll. J.K. Lowry(MI WA866);  1 specimen(damaged anterior half only), AM P.81806, dive site ″ Million Dollar Bommie″ ( 10°27′22″S 105°38′11″E),  14 m, coral  Acroporasp. with tufted algae, sand and red algae,  18 October 2008, coll. J.K. Lowryand K.B. Attwood(MI WA 867);  1 femalespecimen, AM P.81807, Winnifred Beach( 10°29′48″S 105°32′44″E),  12.3 m, sand,  21 October 2008, hand collected on SCUBA, coll. K.B. Attwood(MI WA 909).   Cocos (Keeling) Islands: 1 malespecimen, 6.1 mm, dissected, 4 slides, AM P.92247, dive site ″ Cabbage Patch″, near Horsburgh Island( 12°05′45″S 96°50′32″E),  10 m, rubble,  11 October 2008, coll. J.K. Lowry(MI WA 826);  13 specimens, AM P.81810, dive site ″ Cabbage Patch″, near Horsburgh Island( 12°05′45″S 96°50′32″E),  10 m, rubble,  11 October 2008, coll. J.K. Lowry, (MI WA 826);  1 specimen, AM P.81811, dive site ″ Manta Ray Corner″, west of Direction Island( 12°05′21″S 96°52′23″E),  13.6 m, coarse rubble,  8 October 2008, coll. L.E. Hughesand K.B. Attwood(MI WA 791);  1 specimen, AM P.81809, off West IslandJetty ( 12°05′15″S 96°50′14″E),  1.5 m, rubble,  14 October 2008, coll. L.E. Hughes(MI WA 843).   New South Wales: 3 specimens, AM P.83391, Jervis Bay( 35°06′49″S 150°44′39″E),  19.4 m,  25 June 2008, coll. Geoscience Australiaand M. McArthur(GA0312/JB_23);  3 specimens, AM P.77081, north east side of Little Broughton Island, north east of Port Stephens( 32°37′43″S 152°18′56″E),  16.8 m, under stones,  11 March 2006, coll. P.B. Berents(  NSW2973);  2 specimens, AM P.77097, sewage pipeline, NelsonBay, Port Stephens( 32°43′11″S 152°08′28″E),  10 m, mass of intertwined dead algae,  15 March 2006, coll. C. Fraser(  NSW3042);  8 specimens, AM P.77095, sewage pipeline, NelsonBay, Port Stephens( 32°43′11″S 152°08′28″E),  10.9 m, bottom growth,  15 March 2006, coll. K.B. Attwood(  NSW3038);  1 specimen, AM P.62904, north west side of Toomeree Headland, Port Stephens( 32°42′07″S 152°10′31″E),  11 m, macroalga  Eckloniasp. and mixed algae,  1 June 1998, coll. R.A. Evans(  NSW1500);  1 specimen, AM P.82943, north east of Port Stephens, south west side of Looking Glass Isle, Broughton Island( 32°37′43″S 152°18′56″E),  16.3 m, hand collected on SCUBA,  13 March 2006, coll. R.T. Springthorpe(MI  NSW2983).   FIGURE 14.  Ceradocus serratus(Bate, 1862), male, 7.0 mm, AM P.92499, dive site "Million Dollar Bommie", Christmas Island, scales 0.1 mm.   FIGURE 15.  Ceradocus serratus(Bate, 1862), male, 7.0 mm, AM P.92499, dive site "Million Dollar Bommie", Christmas Island, scales 0.1 mm.   Tasmania: 3 specimens, AM P.88451, Hobart( 42°52′S 147°19′E), unknown depth,  17 March 2009, coll. A. Davey;  1 specimen, AM P.88450, Burnie( 41°04′S 145°54′E), unknown depth,  1 March 2005, coll. A. Davey;  2 specimens, AM P.  83568, 100 mnorth of Fleurieu Point, Freycinet Peninsula( 42°10′S 148°15′E), 10 m, coarse shell and sand, 30 April 1991, coll. S.J. Keable and R.T. Springthorpe (TAS 314);  3 specimens, AM P.  83569, 100 mnorth of Fleurieu Point, Freycinet Peninsula( 42°10′S 148°15′E), 10 m, green algae and some green alga  Halophilasp., 30 April 1991, coll. S.J. Keable and R.T. Springthorpe (TAS 322).   South Australia: 3 specimens, AM P.83469,  American RiverInlet, Muston Point, Kangaroo Island( 35°47′S 137°46′E),  4–5 m, clumps of sponge in channel below wharf,  2 February 1979, coll. P.A. Hutchings(SA 56);  3 specimens, SAMAC6453, Corny Point( 34°53′47″S 137°00′38″E),  January 1926;  1 specimen, SAMAC6586, Edithburg Jetty, Yorke Peninsula( 35°06′05″S 137°43′59″E), under rocks,  17 May 2006, coll. K.L.Gowlett- Holmes;  1 specimen, SAMAC6454, 20 km due west of Outer Harbour, Gulfof St Vincent ( 34°46′47″S 138°28′50″E),  23–25 m,  18 April 1975, coll. J McPhalain, (quadrant G2);  1 specimen, SAMAC6636, 20 km due west of Outer Harbour, Gulfof St Vincent ( 34°46′47″S 138°28′50″E),  23–25 m,  17 April 1975, coll. J. McPhalain, G6;  1 specimen, SAMAC6451, northwest point of Marum Island, Sir Joseph Banks Group( 34°31′00″S 137°15′00″E), reef sand pockets and seagrass  Posidoniasp.,  23 January 1986, coll. W. Zeidlerand K. Gowlett- Holmes; 10+ specimens, SAMAC7865, west of Aldinga, Gulfof St Vincent ( 33°16′00″S 138°26′59″E),  38–41 m, in prawn trawl,  8 May 1987, coll. K.L. Gowlett-Homesand S. Corigliano, FV Rivoli Queen;  1 specimen, NMV J46912, Tiparra Reef, Tiparra Bay( 34°04′00″S 137°23′00″E),  5 m,  15 March 1985(SA 16).    WesternAustralia: 1 specimen, AM P.79850, off end of South Mole, Arthur Head, Fremantle( 32°03′S 115°44′E),  6 m, spirorbid tube worms,  25 December 1983, coll. J.K. Lowry(WA 283); many specimens, AM P.79849, off end of South Mole, Arthur Head, Fremantle( 32°03′S 115°44′E),  6 m, sponge, detritus, epizoic, green alga  Caulerpasp.,  25 December 1983, coll. J.K. Lowry(WA 287); 1 specimen, AM P.  79380, 500 moff Chinamans Rock, Kalbarri( 27°42′S 114°09′E),  6 m, rocky bottom, curly brown plus coralline algae,  10 January 1984, coll. J.K. Lowry(WA 459); 1 specimen, AM P.79851, 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); 7 specimens, AM P.79312, rocks near Migo Island, Port Harding, TorbayBay ( 35°04′S 117°39′E),  6–7 m, green alga  Caulerpasp. and detritus,  15 December 1983, coll. J.K. Lowry(WA 144); 5 specimens, NMV J57178, North Lumps, 2 kmoff Mullaloo( 31°47′18″S 115°42′48″E),  7 m,  2 May 1986(  SWA113);  1 specimen, NMV J57169, Seven Mile Beach, North of Dongara( 29°12′00″S 114°53′00″E),  22 April 1986, 1 m (  SWA83);  1 specimen, NMV J57177, North Lumps, 2 kmoff Mullaloo( 31°47′18″S 115°42′48″E),  8 m,  2 May 1987(  SWA112);  1 specimen, NMV J57168, Cliff Head, 30 kmsouth of Dongara( 29°32′00″S 114°59′00″E),  3 m,  22 April 1986(  SWA84);  1 specimen, NMV J57176East of Wreck Rock( 31°47′54″S 115°42′48″E),  3 m,  2 March 1986(  SWA115).  Type locality.Flinders and Hummock Islands, Bass Strait.   Distribution.Indian Ocean, Cocos (Keeling) Islands; Christmas Island(current study). Australia. New South Wales: Split Solitary Island; Port Stephens; Port Jackson; Merimbula; Twofold Bay; Jervis Bay ( J.L. Barnard 1972a; current study). Victoria: Shoreham; Port Phillip Bay ( J.L. Barnard 1972a). Tasmania: Flinders and Hummock Islands, Bass Strait ( Bate, 1862). South Australia: Kangaroo Island; Spencer Gulf; Yorke Peninsula; Outer Harbour; Sir Joseph Banks Group; Tiparra (current study).  Western Australia: Kalbarri; Fremantle; King George Sound; TorbayBay, Dongara, Mullaloo (current study). Madagascar. ( Ledoyer 1979; 1982). 1288040063 2008-10-18 J. K. Lowry & Million Dollar Bommie Christmas Island 12 -10.456111 Material 21 105.63638 Million Dollar Bommie 24 25 1 1 1288040091 2008-10-18 J. K. Lowry & K. B. Attwood Christmas Island 14 -10.456111 Million Dollar Bommie 21 105.63638 24 25 1 1288040083 2008-10-21 SCUBA K. B. Attwood Christmas Island 12 -10.496667 Winnifred Beach 21 105.545555 24 25 1 1 1288040056 2008-10-11 J. K. Lowry Cocos (Keeling) Islands 10 -12.095833 Cabbage Patch 21 96.842224 Horsburgh Island 24 25 1 1 1288040078 2008-10-11 J. K. Lowry Iceland 10 -12.095833 Cabbage Patch 21 96.842224 24 25 13 1288040096 2008-10-08 L. E. Hughes & K. B. Attwood Iceland 14 -12.089167 Manta Ray Corner 21 96.873055 24 25 1 1288040080 2008-10-14 L. E. Hughes Iceland 2 -12.0875 Island 21 96.83723 24 25 1 1288040055 2008-06-25 Geoscience Australia & M. McArthur 19 -35.11361 Jervis Bay 19 150.74417 24 25 3 New South Wales 1288040052 2006-03-11 NSW P. B. Berents Iceland 17 -32.62861 Port Stephens 20 152.31555 24 25 NSW 2973 3 1288040095 2006-03-15 NSW C. Fraser Iceland 10 -32.719723 Port Stephens 20 152.14111 24 25 NSW 3042 2 Nelson 1288040066 2006-03-15 NSW K. B. Attwood Iceland 11 25 26 -32.719723 Port Stephens 20 152.14111 24 25 NSW 3038 8 Nelson 1288040094 1998-06-01 NSW R. A. Evans Iceland 11 -32.701946 Port Stephens 20 152.17528 Toomeree Headland 25 26 NSW 1500 1 Nelson 1288040086 2006-03-13 SCUBA, NSW R. T. Springthorpe Iceland 16 -32.62861 Looking Glass Isle 20 152.31555 Port Stephens 25 26 NSW 2983 1 1288040076 2009-03-17 A. Davey -42.866665 Hobart 1147 147.31667 26 27 3 Tasmania 1288040120 [241,1409,1150,1175] 2005-03-01 A. Davey -41.066666 Burnie 1158 145.9 26 27 1 Tasmania 1288040081 83568100 -42.166668 Freycinet Peninsula 1152 148.25 Fleurieu Point 26 27 2 Tasmania 1288040085 83569100 -42.166668 Freycinet Peninsula 1152 148.25 Fleurieu Point 26 27 3 Tasmania 1288040087 1979-02-02 P. A. Hutchings American River Inlet 5 -35.783333 River Inlet 1191 137.76666 American River 26 27 3 South Australia 1288040116 1926-01 SAMA -34.89639 Corny Point 19 137.01056 26 27 3 South Australia 1288040097 2006-05-17 SAMA J.K. Lowry & Holmes -35.101387 Yorke Peninsula 19 137.73305 Edithburg Jetty 26 27 1 South Australia 1288040098 1975-04-18 SAMA J McPhalain 24 -34.77972 Outer Harbour 19 138.48055 26 27 1 Gulf 1288040115 1975-04-17 SAMA J. McPhalain 24 -34.77972 Outer Harbour 19 138.48055 26 27 1 Gulf 1288040126 1986-01-23 1987-05-08 1986-01-23 SAMA K. L. Gowlett-Homes & S. Corigliano & FV Rivoli Queen Iceland Sir Joseph Banks Group 40 -33.266666 Aldinga 20 138.44972 Holmes 26 27 1 Gulf 1288040084 1985-03-15 NMV Iceland 5 -34.066666 Tiparra Bay 19 137.38333 Tiparra Reef 26 27 1 Gulf 1288040089 1983-12-25 Fremantle 6 -32.05 South Mole 1213 115.73333 Arthur Head 26 27 1 Western Australia 1288040088 1983-12-25 J. K. Lowry Fremantle 6 -32.05 South Mole 1213 115.73333 Arthur Head 26 27 1 Western Australia 1288040118 1984-01-10 J. K. Lowry 79380500 -27.7 Chinamans Rock 1235 114.15 Kalbarri 26 27 1 Western Australia 1288040102 1983-12-13 J. K. Lowry Iceland 6 -35.066666 Vancouver Peninsula 1195 117.933334 King George Sound 26 27 1 1288040082 1983-12-15 R. T. Springthorpe Iceland 7 27 28 -35.066666 Port Harding 1195 117.65 26 27 7 Torbay 1288040108 1986-05-02 NMV, SWA J. K. Lowry Iceland 7 -31.788332 North Lumps 20 115.71333 Mullaloo 27 28 SWA 113 5 Torbay 1288040121 1986-04-22 NMV, SWA Iceland -29.2 Seven Mile Beach 20 114.88333 Dongara 27 28 SWA 83 1 Torbay 1288040107 1987-05-02 NMV, SWA Iceland 8 -31.788332 North Lumps 20 115.71333 Mullaloo 27 28 SWA 112 1 Torbay 1288040079 1986-04-22 NMV, SWA Iceland 3 -29.533333 Cliff Head 20 114.98333 Dongara 27 28 SWA 84 1 Torbay 1288040077 1986-03-02 NMV, SWA Iceland 3 -31.798332 Wreck Rock 20 115.71333 27 28 SWA 115 1 Torbay