674 THE VOYAGE OF H.M.S. CHALLENGER. 



i^ 



Station 313. Near the Atlantic entrance to the Strait of Magellan. January 20, 1876. 

 Lat. 52° 20' 0" S., long. 67° 39' 0" W. Depth 55 fathoms. Sand. Bottom 

 temperature 47°"8 Fahr. ; surface temperature 48 0, 2 Fahr. 



Ctenodiscus australis. Also at Station 320. 



Pentagonaster patagonicus. Also at Station 311. 



Gnathaster pilulatus. 



Cycethra nitida. 



Cycethra pinguis. 



Ganeria falklandica. 



Retaster verrucosus. 



Asterias glomerata. Also at Station 315. 



Asterias cunninghami. Also at Station 315. 



Labidiaster radiosus. 



Station 315. Port William, Falkland Islands. January 26, 1876. Lat. 51° 40' 0" S., 

 long. 57° 50' 0" W. Depth 12 fathoms. Sand, gravel. Surface tempera- 

 ture 50° -0 Fahr. 



Cycethra clectilis. 



Cribrella obesa. Also at Station 311. 



Asterias glomerata. Also at Station 313. 



Asterias cunninghami. Also at Station 313. 



Calvasterias stolidota. Also in the Messier Channel. 



Station 320. South of Monte Video, off the mouth of the Eio de la Plata. February 14, 

 1876. Lat. 37° 17' 0"S., long. 53° 52' 0" W. Depth 600 fathoms. Green 

 sand. Bottom temperature 37°*2 Fahr. ; surface temperature 67°'5 Fahr. 

 Ctenodiscus australis. Also at Station 313. 



Station 323. Off the coast of South America, east of Buenos Ayres. February 28, 1876. 

 Lat. 35° 39' 0" S., long. 50° 47' 0" W. Depth 1900 fathoms. Blue mud. 

 Bottom temperature 33°-l Fahr. ; surface temperature 73 0, 5 Fahr. 

 Pythonaster murrayi. 



Station 325. Off the coast of South America, east of Buenos Ayres. March 2, 1876. 

 Lat. 36° 44' 0" S., long. 46° 16' 0" W. Depth 2650 fathoms. Blue mud. 

 Bottom temperature 32°-7 Fahr. ; surface temperature 70 o, 8 Fahr. 



Pontaster pristinus. 



Dytaster nobilis. 



Hymenaster pergamentaceus. 



