SUMMARY OF RESULTS. 
150 
Sombrero Island distant at noon, 220 miles. Made good 121 miles. Amount of 
current 16 miles, direction S. 76° W. 
The following species is recorded from the dredge at this Station : — 
Annelida (MTntosh, Zool. pt. 34). 
Myriochele heeri, Malmgren. Man} T specimens ; obtained also at Stations 47 (var.) 
and 325 (var.), 1340 and 2650 fathoms. Recorded from 
Arctic and North Atlantic. 
Station 21 (Sounding 65), Tenerife to Sombrero (see Chart 6 and Diagram I). 
March 13, 1873 ; lat. 18° 54' N., long. 61° 28' W. 
Temperature of air at noon, 78°'8 ; mean for the day, 75 0- 9. 
Temperature of water at surface, 76°'0 ; bottom, 35°'5. 
Density at 60° F. : — 
Surface, 
1-02685 
200 fathoms, 
1-02682 
50 fathoms, 
1-02712 
500 „ . 
1-02613 
100 „ . . 
1-02740 
Bottom, 
1-02685 
150 „ . . 
1 02752 
H- 
Depth, 3025 fathoms ; deposit, Red Clay, containing 2 ’44 per cent, of carbonate 
of lime (see Murray and Renard, Deep-Sea Deposits Chall. Exp.). 
At 9.40 a.m. put over current-drag to ascertain current. At 2 p.m. sounded in 3025 
fathoms. 
Sombrero Island distant at noon, 115 miles. Made good 106 miles. Amount of 
current 10 miles, direction N. 42° W. 
Station 22 (Sounding 66), Tenerife to Sombrero (see Charts 6 and 7, and Diagram 1). 
March 14, 1873 ; lat. 18° 
40' N., long. 62° 56' W. 
Temperature of air at noon, 76° "8 ; mean for the day, 76 J, 3, 
Temperature of water * 
Surface, 
76-0 
800 fathoms, . 
40-0 
100 fathoms, 
69-0 
900 „ ... 
39-5 
200 „ . . 
61-5 
1000 „ 
39-2 
300 „ 
54-3 
1100 „ 
39-0 
400 „ . . 
48-9 
1200 „ . . . 
3S-7 
500 „ 
45-2 
1300 „ 
3S-4 
600 
430 
Bottom, . . . 
38-0 
700 „ . . 
41-2 
Density at 60° F. at surface, 1 '02698. 
Depth, 1420 fathoms; deposit, Pteropod Ooze, containing 80 '69 per cent, of 
carbonate of lime (see Murray and Renard, Deep-Sea Deposits Chall. Exp.). 
Station 20. 
Animals from 
Diiedge. 
Station 21. 
Station 22. 
