Scolopostoma norah, Lowry & Stoddart, 2012

Lowry, J. K. & Stoddart, H. E., 2012, Australian and South African conicostomatine amphipods (Amphipoda: Lysianassoidea: Lysianassidae: Conicostomatinae subfam. nov.), Zootaxa 3248 (1), pp. 43-65 : 60-63

Scolopostoma norah sp. nov.

( Figs 11–13 )

Type material. HOLOTYPE,?female, 4.3 mm, AM P.68998, east of Norah Head , New South Wales, Australia, 33°20’S 151°51’E to 33°18’S 151°51’E, 134 m, trawl, 22 April 1986, FRV Kapala , stn K86-10-06.

Type locality. East of Norah Head , New South Wales, Australia, 33°20’S 151°51’E to 33°18’S 151°51’E, 134 m depth.

Etymology. The species is named for its type locality.

Diagnosis. Gnathopod 1 carpus subtriangular. Uropod 3 without rami. Telson notched.

Description. Head exposed. Body with many scattered setae; pereon and pleon without dorsal projections. Antenna 1 peduncular article 1 without distal projection; accessory flagellum 2-articulate. Mandible accessory setal row with 6 robust setae; molar absent. Maxilla 1 palp short, 1-articulate. Maxilliped inner plate subrectangular; outer plate subovate, distomedial margin serrate, without distolateral sculpturing; palp 4-articulate.

Coxa 1 subquadrate ventrally. Gnathopod 1 carpus shorter than propodus, subtriangular, anterior margin produced anterodistally; dactylus regular simple. Gnathopod 2 dactylus inserted near anterodistal corner of propodus. Pereopod 7 basis, posteroventral corner rounded.

Urosomite 1 with irregular subquadrate boss. Uropod 1 biramous; rami subequal in length. Uropod 2 biramous; rami subequal in length. Uropod 3 without rami. Telson hemiacetabulate, notched.

Distribution. Eastern Australia, Tasman Sea; 134 m depth

Figures

FIGURE 11. Scolopostoma norah sp. nov. Holotype,?female, 4.3 mm, AM P.68998, east of Norah Head, New South Wales.

FIGURE 12. Scolopostoma norah sp. nov. Holotype,?female, 4.3 mm, AM P.68998, east of Norah Head, New South Wales. Scales represent 0.1 mm.

FIGURE 13. Scolopostoma norah sp. nov. Holotype,?female, 4.3 mm, AM P.68998, east of Norah Head, New South Wales. Scales for U1–3, T represent 0.1 mm; remainder represent 0.2 mm.