Paralysianopsis elliotti (Lowry & Stoddart, 1995) Lowry, J. K. & Kilgallen, N. M., 2014

Lowry, J. K. & Kilgallen, N. M., 2014, New tryphosine amphipods from Australian waters (Crustacea, Amphipoda, Lysianassoidea, Lysianassidae, Tryphosinae), Zootaxa 3844 (1), pp. 1-64 : 31-32

Paralysianopsis elliotti (Lowry & Stoddart, 1995) comb. nov.

Rhinolabia elliotti Lowry & Stoddart, 1995b: 117 , figs 10–12.

Types. Holotype, female with non-setose oostegites, 3.1 mm, AM P.41573 . Paratypes: 24 specimens, AM P.41574; 7 specimens, AM P.41575; 15 specimens, AM P.41700.

Type locality. Wongad Natun Reef , Madang Lagoon, Papua New Guinea (5°08.32’S 145°49.37’E), 27 m depth .

Material examined. 3 specimens, AM P.50743, east of Fitzroy Reef , Queensland, Australia (23°34.92'S 152°11.77’E), 58 m, baited trap, 16–17 June 1993, J.K. Lowry, P. Freewater & R. T . Springthorpe , MV Reefknot [QLD-952/ SEAS] ; 404 specimens, AM P.50745, east of Fitzroy Reef , Queensland, Australia (23°32.53’S 152°16.45’E), 105 m, baited trap, 16–17 June 1993, J.K. Lowry, P. Freewater & R. T . Springthorpe , MV Reefknot [QLD-955/ SEAS] ; 3 specimens, AM P.50747, east of Fitzroy Reef , Queensland, Australia (23°32.17’S 152°17.98’E), 203 m, baited trap, 16–17 June 1993, J.K. Lowry, P. Freewater & R. T . Springthorpe , MV Reefknot [QLD-957/ SEAS] ; 6 specimens, AM P.50755, east of Fitzroy Reef , Queensland, Australia (23°32.47’S 152°16.45’E), 58 m, baited trap, 2–3 June 1994, J.K. Lowry & K. Dempsey, MV Reefknot [QLD-1073] ; 46 specimens, AM P.50758, east of Fitzroy Reef , Queensland, Australia (23°32.47’S 152°16.45’E), 100 m, baited trap, 2–3 June 1994, J.K. Lowry & K. Dempsey, MV Reefknot [QLD-1076] ; 3 specimens, AM P.50759, east of Fitzroy Reef , Queensland, Australia (23°32.47’S 152°16.45’E), 200 m, baited trap, 2–3 June 1994, J.K. Lowry & K. Dempsey, MV Reefknot [QLD-1081] ; 6 specimens, AM P.50761, east of Fitzroy Reef , Queensland, Australia (23°34.92’S 152°11.77’E), 58 m, baited trap, 3–4 June 1994, J.K. Lowry & K. Dempsey, MV Reefknot [QLD-1093] ; 88 specimens, AM P.50763, east of Fitzroy Reef , Queensland, Australia (23°32.47’S 152°16.45’E), 100 m, baited trap, 3–4 June 1994, J.K. Lowry & K. Dempsey, MV Reefknot [QLD-1096] ; 2 specimens, AM P.50765, east of Fitzroy Reef , Queensland, Australia (23°32.47’S 152°16.45’E), 200 m, baited trap, 3–4 June 1994, J.K. Lowry & K. Dempsey, MV Reefknot [QLD-1097] ; 57 specimens, AM P.51117, east of Fitzroy Reef , Queensland, Australia (23°34.92’S 152°11.77’E), 58 m, baited trap, 16–17 June 1993, J.K. Lowry, P. Freewater & R. T . Springthorpe , MV Reefknot [QLD-953/ SEAS] ; 35 specimens, AM P.51119, east of Fitzroy Reef , Queensland, Australia (23°32.53’S 152°16.45’E), 105 m, baited trap, 16–17 June 1993, J.K. Lowry, P. Freewater & R. T . Springthorpe , MV Reefknot [QLD-954/ SEAS] ; 40 specimens, AM P.51122, east of Fitzroy Reef , Queensland, Australia (23°32.47’S 152°16.45’E), 100 m, baited trap, 2–3 June 1994, J.K. Lowry & K. Dempsey, MV Reefknot [QLD-1078] ; 2 specimens, AM P.51124, east of Fitzroy Reef , Queensland, Australia (23°32.47’S 152°16.45’E), 200 m, baited trap, 2–3 June 1994, J.K. Lowry & K. Dempsey, MV Reefknot [QLD-1079] ; 53 specimens, AM P.57724, due east of Mooloolaba , Queensland, Australia (26°39.13'S 153°18.88'E), 50 m, baited trap, 3–4 July 1995, J.K. Lowry & K. Dempsey, MV Capricorn I [QLD-1213].

Description. Head lateral cephalic lobe rounded; eyes oval. Antenna 1 accessory flagellum not forming operculum; primary flagellum with weak 2-field callynophore, robust setae absent from proximal articles; calceoli absent. Antenna 2 peduncular article 3 short; articles 3 to 5 not enlarged, brush setae absent; flagellum short, calceoli absent. Labrum, epistome and upper lip separate; epistome less produced than upper lip, slightly concave; upper lip weakly produced, rounded. Mandible molar setose with a reduced triturating surface. Maxilla 1 outer plate setal-tooth 7 present, left and right symmetrical, cuspidate distally; palp serrate along entire distal margin, without apical robust setae. Maxilliped outer plate with apical robust setae absent; palp article 4 well-developed.

Pereonites 1–7 dorsally smooth. Gnathopod 1 subchelate; coxa large, about as long as coxa 2, subrectangular with straight anterior margin; basis not setose along anterior margin; ischium short; carpus short, shorter than propodus, without posterior lobe; propodus small, sparsely setose along posterior margin, palm transverse, entire, straight. Gnathopod 2 propodus palm obtuse, without minutely serrate pad on posterior corner. Pereopod 5 basis longer than broad, not posteroproximally excavate, posterior margin weakly serrate. Pereopod 7 basis posterodistally produced less than halfway along merus.

Pleonite 3 without mid-dorsal carina, not produced dorsodistally, posterodorsal margin not produced. Epimeron 3 posterior margin smooth, posteroventral corner narrowly rounded. Urosomite 1 with slight notch. Uropod 2 inner ramus with slight constriction. Uropod 3 inner and outer rami well developed, outer ramus article 2 long, without plumose setae on rami. Telson entire , apically truncate, without dorsal- or subapical robust setae.

Depth range. 27–200 m.

Distribution. Papua New Guinea. Madang Lagoon ( Lowry & Stoddart 1995b). Australia. Queensland (this study).