1160 
THE VOYAGE OF H.M.S. CHALLENGER. 
Statio.s 311. Alcyoxaria (Wright and Studer, Zool. pt. 64). 
Clematissa ohtusa, n.g., n.sp. Several specimens ; obtained at no other locality. 
-VcTiNTARiA (Hertwig, Zool. pt. 73). 
Phellia spini/era, n.sp. Three specimens ; obtained also at Station 320, 600 fathoms. 
Corals (Moseley, Zool. pt. 7). 
Desmophyllum ingens, n.sp. Several specimens ; obtained also at Stations 306, 307, 
and 308. 
Asteroidea (Sladen, Zool. pt. 51). 
Pontaster planeta, n.g., n.sp. Many specimens ; obtained at no other locality. 
Ctenodiscus procurator, n.sp. Obtained also at Stations 306, 307, 308, and 309. 
Bathyhiaster loripes, n.sp. Obtained also at Stations 149 and 151 (var. ohesa). 
Pentagonaster patagonicus, n.sp. Several specimens ; obtained also at Station 313, 
55 fathoms. 
Mimaster cognatus, n.sp. Obtained also at Station 308. 
Stichaster poly grammus, n.sp. Obtained at no other locality. 
Pteraster stellifer, n.sp. Obtained at no other locality. 
Retaster gibber, n.sp. Obtained at no other locality. 
Cribrella ohesa, n.sp. Several specimens ; obtained also at Station 315, 12 fathoms. 
Ophiuroidea (Lyman, Zool. pt. 14). 
Ophioglypha lymani, Ljungman. For distribution see Station 304. 
Ophiactis asperula (Phil.). For distribution see Station 308. 
E>;hixoidea (Aga.ssiz, Zool. pt. 9). 
Echinus margaritaceus, Lamarck. Four specimens ; for distribution see Station 1 49. 
Sc/iizaster moseleyi, n.sp. For distribution see Station 146. 
HoLOTiirRToiDKA (Thdel, Zool. pt. 39). 
Psolns disci/ormis, n.sp. Two specimens ; obtained at no other locality. 
,, sqiutmatus, Diiben and Koren (var. ?). Several specimens ; obtained also at 
Stations 307 and 308. 
Stichopus moseleyi, n.sp. Several specimens ; obtained also at Stations 306 and 308. 
Pfteudostichopus mollis, n.g., n.sp. Numerous specimens; obtained also at Stations 144 
and 309. 
