OF THE KERGUELEX REGION OF THE GREAT SOUTHERN OCEAN. 



441 



LIST IV.7. 



Eight of the species are recorded from the shore, and there are also 9 species recorded 

 from the shore which are known only from the area under consideration ; it may be of 

 interest to give here a list of these 17 shore species, indicating the 9 species confined to 

 this area by an asterisk *. 



HaliehoTulria panicea. 



Echinus margaritaeeus. 



Hemiaster cavernosus. 



Jrera puhescens. 



Ilalicarciims planatus. 



AL/tilus magellanicus. 

 ^Eatoniella caligiriosa. 



Hijilrohia caliginosa. 

 * Neohuecinum eatoni. 



Patella fuegiensis. 



* „ Icerguelensis. 

 *Ris;<oa (Setia) australis. 



* „ ( ,. )prindpis. 



* ,. ( » ) -"infipi. 

 *Scissurella obliqua. 

 *Skenea subeanaliculata. 

 * Itemiartli mm .ipfnlnsn »> . 



These are all shallow-water species unknown deeper than 150 fathoms, except 

 Echinus margaritaeeus and Hemiaster cavernosus, which descend to 245 and 400 fathoms 

 respectively. 



Geographical Distribution. — Of the 169 species we find that : — 

 62 species are represented in the Magellan Strait area (including Falklands and Fuegia). 



45 

 44 

 40 

 29 



22 



18 

 14 

 13 

 11 

 5 

 5 



,, North Atlantic. 



,, South Pacific (including Bass Strait). 

 „ South Atlantic, 

 among the islands of the Southern Ocean (including South 



Georgia), 

 in the Tropical Pacific. 

 Tropical Atla,ntic. 



deep-water area of the Kerguelen Eegion. 

 Arctic Ocean. 

 North Pacific. 

 Indian Ocean. 

 Antarctic regions (surface and moderate depths). 



In addition there are 6 species the habitats of which outside this area are unknown, 

 and 1 species {Cythc^^e polytrema) known only as a fossil outside this area. 



