170 
THE VOYAGE OF H.M.S. CHALLENGER 
St. Thomas. 
Station 24. 
Anomura (Henderson, Zool. pt. G9). 
Ilypoconcha sabulosa (Herbst). Two specimens (shallow water) ; obtained at no 
other locality by the Challenger. Recorded from West 
Indies. 
Porcdlana sayana (Leach). Several specimens (shallow water); obtained at no 
other locality by the Challenger. Recorded from West 
Indies and United States. 
Lamellibranchlata (Smith, Zool. pt. 35). 
Amussium canccllatum, n.sp. Obtained also at Stations 24, 33, and 56, 390 to 
1075 fathoms. 
Cephalopoda (Hoyle, Zool. pt. 44). 
Octopus tchuclchus, d’Orbigny. One specimen (8 fathoms) ; obtained at no other 
locality by the Challenger. Recorded from Central and 
South America. 
Fishes (Gunther, Zool. pts. 6 and 78). 
Sc rr anus apua, Bl. Obtained at no other locality by the Challenger. 
Mesoprion chrysurus, Bl. Obtained at no other locality by the Challenger. 
Pomacanthus para, Bl. Obtained at no other locality by the Challenger. 
ScorpsBna plumieri, Bl. Obtained at no other locality by the Challenger. 
Holocentrum longipinne, C.V. Obtained also at Ascension. 
Ed tends naucrates, Linne. Obtained also at Fiji. 
In the foregoing list 40 species are enumerated from the shore and shallow water 
at St. Thomas, including 7 new to science, 5 of which were not obtained elsewhere. 
Station 24 (Sounding 70), St. Thomas to Bermuda (see Chart 7 and Diagram 2). 
March 25, 1873 ; lat. 18° 38' 30" N., long. 65° 5' 30" W. 
Temperature of air at noon, 77 ‘8 ; mean for the day, 76°’5. 
Temperature of water at surface, 76 ‘0. 
Density at 60° F. at surface, 1 '02704. 
Depth, 390 fathoms; deposit, Pteropod Ooze, containing 73'88 per cent, of car- 
bonate of lime (see Murray and Renard, Deep-Sea Deposits Chall. Exp.). 
At 6.15 a.m. shortened and furled sails and got up steam to sound and dredge. At 
7 a.m. sounded in 390 fathoms. At 7.30 a.m. put large dredge with tangles over, 
veering 800 fathoms. At 10.15 a.m. hauled in dredge, containing many specimens. 
