Schisturella pulchra ( Hansen, 1888 )

Kilgallen, N. M. & Lowry, J. K., 2014, The Tryphosa group (Crustacea: Amphipoda: Lysianassoidea: Lysianassidae: Tryphosinae), Zootaxa 3768 (5), pp. 501-545 : 519

Schisturella pulchra ( Hansen, 1888)

( Fig. 10 )

Tryphosa pulchra Hansen, 1888: 78 , pl. 2 figs 6, 6e.― Stephensen, 1912: 582.

Schisturella pulchra .― Norman, 1900: 208.― Stebbing, 1906: 719.― Stephensen, 1923: 75.― Shoemaker, 1930: 13, figs 3-6. ― Gurjanova, 1935: 537.― Schellenberg, 1935: 18, fig. 3.― Stephensen, 1944: 25.― Gorbunov, 1946: 43.― Gurjanova, 1951: 212, fig. 79.―J.L. Barnard, 1958: 98.― Oldevig, 1959: 11.― Gurjanova, 1962: 197, figs 63A, B.― Gurjanova, 1964: 272.―J.L. Barnard, 1966: 71 (key).―J.L. Barnard, 1967: 72 (key).― Brunel, 1970: 36.― Bousfield, 1973: 287. ― Watling, 1979: 266 (table 1).― Just, 1980: 7 (table 2).―? Sekiguchi & Yamaguchi, 1983: 8, figs 5a, b.― Barnard & Ingram, 1990: 30 (key). ― Barnard & Karaman, 1991: 527.― Palerud & Vader, 1991: 42.― Vader & Johnsen, 2001: 489, figs 1, 2.― Tzvetkova & Golikov, 2001: 89.― Larsen, 2007: 14 (key).

Ambasia pulchra .― Stebbing, 1906: 52 (in part).

Types. Syntypes, 3 specimens, SMNH N. Amph. 517 and SMNH N. Amph. 9945 .

Additional material examined. 3 males, AM P.35526, from Baie des Isle , Gulf of St Lawrence, Canada (49º10’N 58º15’W), 19 August 1965 .

Type locality. Greenland: Sukkertoppen , 100 fathoms [182 m]; Christianshaab 15–30 fathoms (27.5–55 m); and Egedesminde, 80–100 fathoms [146–182 m] .

Habitat. Marine, hard (stony) to soft (clay) bottoms.

Depth range. 27–2240 m ( Hansen 1888, Gurjanova 1962).

Remarks. Hansen (1888) based his description of the species on an adult female (15 mm) from the syntypes series.

Distribution. Arctic. Coasts of Greenland ( Hansen 1888, Schellenberg 1935, Stephensen 1944); Kara Sea ( Gurjanova 1935); Northern Norway and Svalbard ( Vader & Johnsen 2001). North Atlantic Ocean. Northwest of Shetland (Norman 1906); Gulf of St Lawrence ( Shoemaker 1930). North Pacific Ocean. Sea of Okhotsk ( Gurjanova 1962);? Enshu-nada and Kumano-nada, Japan ( Sekiguchi & Yamaguchi 1983).

Figures

FIGURE 10. Schisturella pulchra (Hansen, 1888), male, 16.5 mm, AM P.35526, from Baie des Isle, Gulf of St Lawrence, Canada. Scale bars: gnathopods, pereopods, 0.5 mm; remainder, 0.2 mm.