®l)c bonage of tl)c "^Ijallcnger" 



7 3 >' 



- z_ 



THE ATLANTIC 



A PRELIMINARY ACCOUNT OF THE GENERAL RESULTS OF 



THE EXPLORING VOYAGE OF PI.M.S. "CHALLENGER" 



DURING THE YEAR 1873 

 AND THE EARLY PART OF THE YEAR 1876 



By sir C. WYVILLE THOMSON 



KNT., LL.D., n.Sc, F.R.SS.L. & E., F.L.S., F.G.S., Etc. 



REGIUS PROFESSOR OP NATURAL HISTORY IN THE UNIVERSITY OP EDINBURGH AND DIRECTOR OP 

 THE CIVILIAN SCIENTIFIC STAFF OF THE "CHALLENGER" EXPEDITION 



m TWO VOLUMES 



Vol. IL 



NEW YORK \ 



HARPER & BROTHERS, PUBLISHERS 

 FRANKLIN SQUARE 



1878 



