214 DISCOVERY REPORTS 



small Mysidae were held fast by the pedicellariae. (Gordon.) Possibly these were caught 

 while in the trawl. The stomach contained fragments of a cumacean and appendages 

 of a mysid. 



Colour note. Specimen from St. 42: disk whitish cream, arm bases light pink 

 criss-crossed with white calcareous network ; arms (beyond genital area) whitish cream ; 

 sacculi orange. 



Type locality. St. 39, East Cumberland Bay, South Georgia, 179-235 m., grey 

 mud. 25 March 1926, i large, i medium sized, i small specimen. 



Specimens examined. In addition to three from type locality, the following : 



St. 42. Off mouth of Cumberland Bay, South Georgia, 120-204 m., i April 1926, 2 specimens. 



St. 123. Off mouth of Cumberland Bay, South Georgia, 230-250 m., grey mud, 15 December 

 1926, 2 adults, 2 immature. 



St. 172. Off Deception Island, South Shetland Islands, 525 m., 26 February 1927, i immature 

 specimen. 



St. WS42. South Georgia, 54° 41' 45" S, 36° 47' W, 198 m., mud, stones, 7 January 1926, 



1 immature specimen. 



St. WS 766. 44° 58' S, 60° 05' W, 545 m., I immature specimen in bad condition. 



Family ASTERIIDAE Gray, emended 



(See Fisher, 1928, p. 56 for synopsis of subfamilies.) 



Subfamily Pedicellasterinae Fisher 

 Pedicellasterinae Fisher, 1918, p. 108. — 1923, p. 249. — 1928, p. 57. 



Genus Pedicellaster Sars 



Pedicellaster Sars, Oversigt af Norges Echinodermer, Christiania, 1861, p. 77. Type P. typicus Sars.— 

 Fisher, 1923, p. 251; 1928, p. 58 (revision). 



Pedicellaster hypernotius Sladen 

 (Fig. F, 3) 



Pedicellaster hypernotius Sladen, 1889, p. 558, pi. 105, figs. 5-7. 



Pedicellaster antarcticus Ludwig, 1903, p. 35, pi. 4, figs. 32-38. — Koehler, 1920, pp. 106-109, pi. 16, 

 fig. 11 ; pi. 17, figs. 8, 9. 



St. 156. South Georgia, 53" 51' S, 36° 21' 30" W, 200-236 m., rock, i specimen. 



St. 160. Near Shag Rocks, 53° 43' 40" S, 43° 57' W, 177 m., grey mud, stones and rock, 7 speci- 

 mens. 



St. 170. Off Cape Bowles, Clarence Island, 61° 25' 30" S, 53° 46' W, 342 m., rock, 2 specimens. 



St. 181. SchoUaert Channel, Palmer Archipelago, 64° 20' S, 63"" 01' W, 160-335 m., "^1"^, 



2 specimens. 



St. 190. Bismarck Strait, Palmer Archipelago, 64° 56' S, 63° 35' W, 93-130 m., rock or stones and 

 mud, 2 specimens. 



St. 1955. South Shetland Islands, 61° 35-1' S, 57° 23-3' W, 440-410 m., i specimen. 



In the largest specimen, St. 156, R = 23-5 mm., r = 3-5 mm. It is sexually mature. 

 In the type specimen, collected by the 'Challenger', off Marion Island, 140 fathoms, 



