SUMMARY OF RESULTS. 
623 
sounded in 18 fathoms, deposit Coral Sand, containing 9070 per cent, of carbonate of Tonga tabu. 
lime (Station 172). Put dredge over. At 11 a.m. hove up dredge, containing many 
specimens, and proceeded. At 11.20 a.m. stopped and sounded in 240 fathoms, deposit 
Coral Sand, containing 8 6 '44 per cent, of carbonate of lime (Station 172a). Put over 
dredge, which came up at 12.10 p.m. with several specimens. Proceeded under steam. 
The following species are recorded in the Zoological Reports from the dredge at these Animals from 
two Stations ; the great majority come from the shallower depth (18 fathoms), the depth TojsGwrAr;L ' 
being given for those from the greater depth (240 fathoms) : — - 
Alcyonaria (Wright and Studer, Zool. pt. 64). 
Sarcophytuvi tongatabuensis, n.sp. One specimen ; obtained at no other locality. 
Corals (Moseley, Zool. pt. 7). 
Cycloseris tenuis (Dana). Obtained at no other locality by the Challenger. Recorded 
from the Pacific. 
Reef Corals (Quelch, Zool. pt. 46). 
Stylophora prostrata, Klunzinger. Obtained also at Fiji. 
Pocilloporci sujfruticosa, Verrill. Obtained at no other locality by the Challenger. 
Caulastrsea clistorta, Dana. Obtained at no other locality by the Challenger. 
Coeloria leptoticha, Klunzinger. Obtained at no other locality by the Challenger. 
Pavonia divariccita, Lamarck. Obtained at no other locality by the Challenger. 
„ crassa, Dana. Obtained at no other locality by the Challenger. 
Psammocora obtusangula (Lamarck). Obtained at no other locality by the 
Challenger. 
Madrepora pocilliferct, Lamarck. Obtained also at Fiji and New Hebrides. 
Turbinaria brassica (Dana). Obtained at no other locality by the Challenger. 
Pontes arenosa (Esper). Obtained also at Fiji, Banda, and Tahiti. 
Crinoidea (Carpenter, Zool. pt. 60). 
Antedon regalis, n.sp. One specimen ; obtained at no other locality. 
Actinometra quadrata, n.sp. Obtained at no other locality. 
Asteroidea (Sladen, Zool. pt. 51). 
Linckia pacijica, Gray, var. diplax , Muller and Troschel. Obtained also at Fiji. 
Ophiuroidea (Lyman, Zool. pt. 14). 
Ophiothrix propinqua, Lyman (?) (red variety). Obtained also at Fiji and 
Philippines (?). 
