Acanthonotozomopsis pushkini (Bushueva, 1978)

Fig 341

Acanthonotozomella pushkini Bushueva, 1978: 450–453, unnumbered fig.

Acanthonotozomopsis pushkini – Watling & Holman 1980: 614–615. — De Broyer 1983: 293–294, figs 94–95. — Watling & Thurston 1989: 305, 310, fig. 3i. — Just 1995: 1005. — De Broyer et al. 2007: 228 (ubi syn.). — Coleman 2007: 130, fig. 86, pl. 4 fig. d, map 41. — Rauschert & Arntz 2015: 59, pl. 52, unnumbered photograph.

Material examined

RV Polarstern cruises:

SOUTHERN OCEAN: 1 spec., cruise PS77, ANT-XXVII/3, CAMBIO, stn 211-5, Shag Rocks, 53°24.21ʹ S, 42°41.65ʹ W to 53°24.06ʹ S, 42°42.58ʹ W, 327–345 m, Agassiz trawl, 14 Feb. 2011, coll. C. Havermans and H. Robert (RBINS, INV. 132656) [extraction E30 of 23.08.2012; Genbank nr, 28S: KT808687, 18S: KT808783]; 3 specs, cruise PS81, ANT-XXIX/3, stn 197-6, Bransfield Strait, 62°45.05ʹ S, 57°26.68ʹ W to 62°45.09ʹ S, 57°26.47ʹ W, 210–222 m, black gravel mixed with sand and a little bit of mud, Rauschert dredge, 25 Feb. 2013, coll. C. d’Udekem d’Acoz and M. Verheye (RBINS, INV. 122871); 1 spec., cruise PS81, ANT-XXIX/3, stn 164-5, south of Dundee Island, 63°36.84ʹ S, 56°10.28ʹ W to 63°36.72ʹ S, 56°10.46ʹ W, 121–122 m, Rauschert dredge, 11 Feb. 2013, coll. C. d’Udekem d’Acoz and M. Verheye (RBINS, 122886); 1 spec., cruise PS81, ANT-XXIX/3, stn 188-5, south-east of Dundee Island, 63°50.92ʹ S, 55°37.66ʹ W to 63°50.93ʹ S, 55°37.52ʹ W, 402–407 m, Rauschert dredge, 20 Feb. 2013, coll. C. d’Udekem d’Acoz and M. Verheye (RBINS, INV. 132206).

RV Seatruck, cruise REVOLTA II:

SOUTHERN OCEAN: 2 specs, stn REVO_128, Collect_ID: REVO_128, Adélie Coast, 66°38.7ʹ S, 139°56.8ʹ E, 91–93 m, 10 Jan. 2011, coll. N. Améziane, N. Bax, C. Gallut, A.C. Lautrédou and C. Robineau (MNHN-IU-2016-6586).

RV Seatruck, cruise REVOLTA III:

SOUTHERN OCEAN: 1 large spec., stn REVO_032, Collect_ID: REVO_509, Field_ID: CE-000002396, Adélie Coast, 66°39ʹ S, 140°02ʹ W to 66°39ʹ S, 140°02ʹ W, 72–100 m, beam trawl, 8 Feb. 2012, coll. G. Lecointre, A. Dettaï, J. Lanshere, C. Gallut and C. Ozouf, (MNHN-IU-2016-6602).

Distribution

Davis Sea, Enderby Land, South Shetland Islands, 24–45 m (De Broyer et al. 2007), Shag Rocks, South of Dundee Island, Bransfield Strait, Adélie Coast, down to 402–407 m (present material).

Remarks

The orange dotted colour pattern of A. pushkini (Fig. 340) is reminiscent of that of many Antarctic gorgonians but so far there is no direct evidence of symbiosis.