(Fig. 43)
Maera tenella.— Walker, 1904: 224, pl. 5, fig. 31.— Tattersall, 1922: 8.— Pirlot, 1936: 309 (fide Sivaprakasam 1968).
Maera sp.— K.H. Barnard, 1937: 124.
Maera inaequipes serrata Schellenberg, 1938: 41, fig. 18.— J.L. Barnard, 1962: 99.— J.L. Barnard, 1965: 510.— Ledoyer, 1967: 127, fig. 9.— Sivaprakasam, 1968: 100.— Surya Rao, 1972: 194.
Maera serrata.— Sivaprakasam, 1970: 35.— Ruffo, 1969: 25.— J.L. Barnard, 1970: 155, figs 96–97.— J.L. Barnard, 1971: 77, figs 38, 40– 41.— J.L. Barnard, 1972 b: 107.— Ledoyer, 1972: 229, pl. 46.— Ledoyer, 1978: 279.—Ledoyer, 1982: 544, fig. 207.— Griffiths, 1973: 286.— Ledoyer, 1978: 229.— Ortiz, 1978: 8.— Berents, 1983: 131, fig. 24.— Myers, 1985: 117, fig. 92.— Myers, 1989: 66.— Myers, 1995: 38.— Myers, 1997: 109.— Ren, 1998: 207, fig. 8.— Ren, 2012: 251, fig. 110.
Quadrimaera serrata.— Krapp-Schickel & Ruffo, 2000: 195.— Lowry & Stoddart, 2003: 187 (catalogue).
Material examined. Cocos (Keeling) Islands. 1 specimen, AM P. 82202, dive site "Rose Wall", near Horsburgh Island, 12 °05' 45 "S, 96 ° 50 ' 32 "E, 13.8 m, green calcareous alga Halimeda sp., coll. K.B. Attwood, 12 October 2008, MI WA 827; 7 specimens, AM P. 82203, dive site "Rose Wall", near Horsburgh Island, 12 °05' 45 "S, 96 ° 50 ' 32 "E, 11 m, rubble some green calcareous alga Halimeda sp., coll. L.E. Hughes, 12 October 2008, MI WA 830; 1 specimen, AM P. 82200, off West Island Jetty, 12 °05' 15 "S, 96 ° 50 ' 14 "E, 1.5 m, rubble, coll. L.E. Hughes, 14 October 2008, MI WA 843; 1 specimen, AM P. 82201, off West Island Jetty, 12 °05' 15 "S, 96 ° 50 ' 14 "E, 0 m, brown alga Turbinaria sp. as floating wrack, coll. L.E. Hughes, 14 October 2008, MI WA 844; 2 specimens, AM P. 82204, off West Island Jetty, 12 °05' 15 "S, 96 ° 50 ' 14 "E, 2 m, brown alga Padina sp., coll. L.E. Hughes and J.K. Lowry, 14 October 2008, MI WA 841.
Western Australia. 2 specimens, WAM C 47855, Long Reef, The Kimberley, 13 ° 53 'S, 125 ° 44 'E, 2 m, 20 October 2010, coll. Andrew Hosie, Woodside Kimberley Survey 2010, 44/K 10 -T 1; 1 specimen, WAM C 47856, Cassini Island, The Kimberley, 13 ° 55 'S, 125 ° 37 'E, 2 m, 16 October 2010, coll. Andrew Hosie, Woodside Kimberley Survey, 32 /K 10 -T 1; 1 specimen, AM P. 98058, inner lagoon, Ningaloo Reef, 21 ° 53 ' 9 "S, 113 ° 59 ' 26 "E, 1.5 m, brown alga Lobophora sp., 18 June 2008, coll. L.E. Hughes MI WA 987, NR 18; 1 specimen, AM P. 83824, Shenton Bluff, Cygnet Bay, Cape Leveque, 16 ° 28 ' 37 "S, 12 ° 32 ' 38 "E, 5.1 m, brown algae Sargassum sp. on rubble, 22 May 2010, coll. K.B. Attwood, MI WA 1080; 2 specimens, AM P. 83825, emerging lagoon at low tide near Shenton Bluff, Cygnet Bay, Cape Leveque, 16 ° 28 ' 58 "S, 12 ° 32 ' 40 "E, 6.9 m, brown algae Sargassum sp., 23 May 2010, coll. K.B. Attwood, MI WA 1090; 3 specimens, AM P. 83826, Riddell Point, Cygnet Bay, Cape Leveque, 16 ° 27 ' 59 "S, 12 ° 31 ' 41 "E, 9.9 m, rubble, 25 May 2010, coll. K.B. Attwood, MI WA 1127; 2 specimens, AM P. 83827, Jackson Island site A, Cape Leveque, 16 ° 25 ' 19 "S, 12 ° 35 ' 19 "E, 5.8 m, rubble, 27 May 2010, coll. L.E. Hughes, MI WA 1148.
Northern Territory: 2 specimens, AM P. 78314, patch reef on north side of New Year Island, 10 ° 54 'S, 13 ° 32 'E, 10 m, hydroids on coral, 14 October 1982, coll. G.C.B. Poore, NT 17; 1 specimen, AM P. 78316, south end of McCluer Island, 11 °06'S, 133 °E, 8 m, had coral Acropora sp. base, 17 October 1982, coll. P. Horner, NT 59; 13 specimens, AM P. 78315, bommies at north-west end of McCluer Island, 11 ° 2 'S, 132 ° 58 'E, 8 m, Stylophora bases, 16 October 1982, coll. P. Horner, NT 36; 11 specimens, AM P. 78317, south end of McCluer Island, 11 ° 6 'S, 133 °00'E, 8 m, coral Seriatopora hystrix, 17 October 1982, coll. J.K. Lowry, NT 61.
Queensland: 1 specimen, AM P. 75800, largest bommie in lagoon at the 'Entrance', One Tree Island, 23 ° 29 ' 16 "S, 15 ° 24 ' 46 "E, 4.1 m, 25 October 2006, coral rubble, coll. J.K. Lowry and L.E. Hughes, QLD 1946; many specimens, AM P. 75799, centre bommie, First Lagoon, One Tree Island, 23 ° 30 ' 12 "S, 15 ° 25 ' 19 "E, 1.7 m, dead coral with epiphytes, 29 October 2006, coll. L.E. Hughes and J.K. Lowry, QLD 2006; many specimens, AM P. 80624, Cockle Bay, Magnetic Island, 19 ° 11 'S, 146 ° 49 'E, depth unknown, seagrasses Cymodocea serrulata, Halodule uninervis and Halophila ovalis, 17 February 1999, coll. D.W. Klumpp and S.N. Kwak, Original Vial Label Data: 290499; many specimens, AM P. 80625, Cockle Bay, Magnetic Island, 19 ° 11 'S, 146 ° 49 'E, depth unknown, seagrasses Cymodocea serrulata, Halodule uninervis and Halophila ovalis, 17 February 1999, coll. D.W. Klumpp and S.N. Kwak, Original Vial Label Data: 170299.
Norfolk Island: 1 male, 9 mm, dissected, 3 slides, AM P. 92512, Fig Valley reef, 29 ° 3 ' 20 "S, 167 ° 55 ' 44 "E, 18.7 m, red coralline algae Amphiroa anceps and other mixed red algae, 19 May 2008, coll. L.E. Hughes, MI NFK 71; 1 b female, 6.4 mm, dissected, 1 slide, AM P. 92513, Fig Valley reef, 29 ° 3 ' 20 "S, 167 ° 55 ' 44 "E, 18.7 m, red coralline algae Amphiora anceps and other mixed red algae, 19 May 2008, coll. L.E. Hughes, MI NFK 71; 1 c male, 6 mm, AM P. 92514, Fig Valley reef, 29 ° 3 ' 20 "S, 167 ° 55 ' 44 "E, 18.7 m, red coralline algae Amphiora anceps and other mixed red algae, 19 May 2008, coll. L.E. Hughes, MI NFK 71; 3 specimens, AM P. 81503, Fig Valley reef, 29 ° 3 ' 20 "S, 167 ° 55 ' 44 "E, 18.7 m, red coralline algae Amphiroa anceps and other mixed red algae, 19 May 2008, coll. L.E. Hughes, MI NFK 71; 1 specimen, AM P. 81505,Fig Valley reef, 29 ° 3 ' 20 "S, 167 ° 55 ' 44 "E, 20 m, red sponge like algae, 19 May 2008, coll. L.E. Hughes, MI NFK 69; 10 specimens, AM P. 81502,dive site ‘The Wall’, Nepean Island, 29 ° 4 ' 17 "S, 167 ° 57 ' 40 "E, 17 m, green algae Halimeda sp., 15 May 2008, coll. J.K. Lowry, MI NFK 45.
Lord Howe Island. Many specimens, AM P. 98059, north end of Old Settlement Beach, 31 ° 31 ' 12 "S, 15 ° 93 ' 36 "E, under intertidal rocks, 11 May 1977, coll. G.D. Fenwick and J.K. Lowry, LHA 13.
Type locality. Kiribati, 140 'S, 17922 'W.
Distribution. South Pacific Ocean: Australia: Queensland: Lizard Island, One Tree Island, Magnetic Island, (Berents 1983; Krapp-Schickel 2009; current study); Northern Territory: New Year Island, McCluer Island (current study); Tasman Sea: Norfolk Island; Lord Howe Island (current study). Marshall Islands and Kiribati (Schellenberg 1938; J.L. Barnard 1965); Fiji (Schellenberg 1938; Myers 1985). Indian Ocean: Australia: Western Australia: Long Reef, Cassini Island, The Kimberley; Cape Leveque (current study); Cocos (Keeling) Islands (current study); Mauritius (Appadoo et al. 2002); Madagascar (Ledoyer 1967, 1983); South Africa (Griffiths 1973); Red Sea (Ruffo 1969); India (Sivaprakasam 1968). North Pacific Ocean: Hawaii (Schellenberg 1938; J.L. Barnard 1970).