Mallacoota nananui Myers

? Elasmopus subcarinatus .–Chilton, 1915 (in part), 325, fig. 5.

Mallacoota subcarinata .–J.L. Barnard, 1972b: 114, figs 59–60.

Mallacoota nananui Myers, 1985: 121, fig. 95.–Myers, 1986: 1389, fig. 8.

Type material. HOLOTYPE: ♂, 5.7 mm, AM P35209; PARATYPES, 7♂♂, 15♀♀, AM P35210; lagoon, Nananui Ra, Viti Levu, Fiji [17°15'S 178°12'E], on Halimeda sp., A.A. Myers, 7 October, 1979, stn 53 .

Material examined. New South Wales: about 95 specimens, AM P64661, between Comet Hole and the reef, Lord Howe Island lagoon, [approx. 31°30.5'S 159°03'E], associated with red and brown algae, 2– 3 m, J.K. Lowry & G.D. Fenwick, 10 May 1977, stn LHA-11.11 specimens, AM P64662, reef front west of Signal Point, Lord Howe Island Lagoon, [approx. 31°30.5'S 159°03'E], Caulerpa, 1.5–2.0 m, G.D. Fenwick, 11 May 1977, stn LHA–15.

Type locality. Lagoon, Nananui Ra, Viti Levu, Fiji [approx. 17°15'S 178°12'E].

Habitat. Marine; littoral; among red and brown algae in lagoons, 0 to 3 m depth.

Remarks. This is the first record of M. nananui from Australian waters.

Distribution. New South Wales: Lord Howe Island (AM).

Extrinsic distribution. Fiji; Nuie; New Zealand.

Australian geographic areas. Southeastern Australia.