V2'3'2 
THE VOYAGE OF H.M.S. CHALLENGER. 
St-vtius 33t<. 
SiPHOXOPHOR.E (Ilncckol, Zool. pt. 77.) 
Cnliye geyenhaun, n.sp. 
ScHizopoDA (Sars, Zool. pt. 37). 
Th gsatwpoda tricuspidata, 
M. -Edwards. 
StyIocheiro)i carinatum, n.g., n.sp. 
Pteropoda (Pelseiieer, Zool. pt. 65). 
Cavolinia longirostris (Lesueur). 
Cephalopoda (Hoyle, Zool. pt. 44). 
Grenadier’s pelagic larva. 
The tow-nets at the surface and down to 150 fathoms yielded ; — Ceratium 
(Peridinium) tripos {in catena), Pyrocystis, Ethmodiscus and other Diatoms, 
Ilalospftipra, llastigerina, Pidvinulina menardii, Acanthometrse, Polycystinae, and 
compound Radiolaria, Medusae, Siplionopliorae, Sagitta, Tomopteris, Alciopa, Evadne, 
Cypridina, CopUia, Saphirina, and other Copepods, Hyperids, Euphausia, Sergestes, 
small shells [lanthina ?), Pleuropus [= Cavolinia'] and other Pteropods and larvae, small 
Cephalopods (Cranchia), Doliobim, and small fishes. The tow-net at the weights 
contained deep-sea Radiolaria and a red deep-sea Amphipod, while the tow-nets at the 
dredge brought up a little ooze. 
.Station 33‘j. Station 339 (Sounding 489), Tristan da Cunha to Ascension Island (see Chart 16 
and Diagram 7). 
March 23, 1876 ; lat. 17° 26' S., long. 13° 52' W. 
Temperature of air at noon, 7 9° '8 ; mean for the day, 76° ‘3. 
Temperature of water : — 
Surface, 
760 
150 fathoms, 
10 fathoms, 
75-8 
160 
20 „ 
75-4 
170 
n 
30 .. 
74-3 
180 
n 
40 
72-3 
190 
n 
SO ,. 
700 
200 
>) 
60 
67-7 
300 
>1 
70 „ 
65-5 
400 
80 
63-5 
500 
1*0 
61-6 
600 
100 .. 
59-8 
700 
M 
no „ 
580 
800 
120 
56-4 
900 
>1 
130 
55 1 
1000 
»» 
140 .. 
53-8 
Bottom, 
52-7 
51-8 
51-0 
50-2 
49-6 
49-0 
43-0 
39-8 
39-5 
39-2 
38-9 
38-6 
38-3 
38-1 
37-2 
