782 
THE VOYAGE OF H.M.S. CHALLENGER. 
Station 201. 
Oroamsmh from 
Surface- Nets. 
Station 202. 
Surface Organisms. — The following species are recorded from the surface at this 
Station : — 
Radiolarla (Haeckel, Zool. pt. 40). 
Lychnaspis longissima, Haeckel. 
Psilomelissa galea ta, Haeckel. 
Sethoconus trochus, Haeckel. 
Dietyomitm rnacilenta, Haeckel. 
Amphipopa (Stebbing, Zool. pt. 67). 
Sympronoe sp. (?). 
The tow-nets at the surface and down to a depth of 80 fathoms procured : — A few 
Diatoms, a few specimens of Peridinium, Pyrocystis, Globigerina, Orbulina , Pulvimdina, 
a few Radiolaria, several Acraspedote Medusae, Diphyes and other Siphonophorae, 
Echinoderm larvae, Sagitta, Sabellid larvae with transparent tubes (three different forms), 
many Aphroditacean larvae, Alciopa, larvae of Balanoglossus , Saphirina , Corycxus, and 
other Copepods, Hyperids, Squillerichthus, Zoeae and Nauplii of Gnathophausia and other 
Crustacea, Phyllosoma , Amphion, Lucifer, immense numbers of Crustacean eggs, small 
Uasteropod shells, Pteropods and larvae, small transparent Cephalopod, and small fish. 
Pteropoda (Pelseneer, Zool. pts. 58 and 65). 
Limacina infiata (d’Orbigny). 
,, bulimoides (d’Orbigny). 
Clio ( Creseis ) aciculci (Rang). 
„ ( Hyalocylix ) striata (Rang). 
Iledopsyche gaudichaudi, Souleyet. 
Station 202 (Sounding 336), Samboangan to Manila (see Chart 31 and Diagram 14). 
October 27, 1874 ; lat. 8° 32' N., long. 121° 55' E. 
Temperature of air at noon, 83°'8 ; mean for the day, 81°"1. 
Temperature of water : — 
Snrface, 
830 
300 fathoms, . 
52 0 
50 fathoms, . 
741 
400 „ . . 
50-5 
100 „ . . 
62-0 
500 „ 
. 50-5 
150 „ . . 
57-5 
600 ,, 
50-5 
200 „ . . 
54-3 
Bottom, 
50-5 
250 „ . . 
52-8 
Density at 60° F. : — 
Surface, . . 
. 102494 
300 fathoms, . 
. 1-02487 
50 fathoms, . 
. 1-02557 
Bottom, . 
. 1-02555 
100 „ . 
. 1-02562 
Depth, 2550 fathoms ; deposit, Blue Mud, containing only a trace of carbonate of 
lime (see Murray und Renard, Deep-Sea Deposits Chall. Exp.). 
