OF THE KERGUELEN REGION OF THE GREAT SOUTHERN OCEAN. 



375 



from above and below the 1000 fathoms line (of which 19 species extend into shallow water 

 less than 150 fathoms — see list below), the depths from which the remaining 2 species 

 were obtained outside the region under consideration being unrecorded. 



LIST I (j. 



We give here the names of the 19 species which extend from deep water over 

 1000 fathoms into shallow water under 150 fathoms, one of which is recorded from the 

 shore : — 



Axinella ereeta. 

 Stylocordyla stipitata. 

 Liponema multiporum. 

 Bathyadis symmetrica. 

 Porania antardica. 

 Ophioden amitinum. 

 Echinus magellanicus. 



Goniocidaris canalicidata (shore). 



Schizaster moseleyi. 



Elpidia glacialis. 



Lastmonice producta. 



Cy there diet yon. 



Krithe producta. 



Ardurus furcatus. 

 Pseudomma sarsii. 

 Nematocarcinus proximatus. 

 Pleurotoma (Surcula) staminea. 

 Idmonea marionensis. 

 Onchopora sinclairii. 



Geographical Distribution. — Of the 91 species we find that : — 



43 species are represented in the South Pacific area, 

 27 „ „ ,, North Atlantic 



25 



, J.1 KJi. l/JJ. XIUIOUUIO ,, 



, South Atlantic ,, 



22 



, North Pacific ,, 



18 



, Kerguelen Eegion, 



17 



, Tropical Pacific area, 



16 



, Tropical Atlantic ,, 



9 



, Magellan Strait, 



4 



,, Tropical Indian Ocean, 



2 



, Arctic area. 



These terms are used collectively, and include the various regions within the area 

 indicated ; for instance, the South Pacific area includes New Zealand and the south-east 

 of Australia, although the great majority of the species occur in the eastern portion of 

 that area off the coast of South America. 



LIST I h. 



In the foregoing notes the distribution of each species has been considered as a 

 whole, including all varieties. Were the distribution of each variety to be looked upon 

 as distinct, certain modifications would be made, as will be seen from the following list 

 of species with varieties represented in the area under consideration (which is here 

 designated Kerguelen Region), the geographical distribution of each variety being briefly 

 indicated : — 



VOL. XXXVIII. PART II. (NO. 10). 



3 E 



