REPORT 



SCIENTIFIC RESULTS 



VOYAGE OF H.M.S. CHALLENGER 



DURING THE YEARS i 8 7 3-7 6 



UNDER THE COMMAND OF 



Captain GEORGE S. NARES, R.N., F.R.S. 



AND THE LATE 



Captain FRANK TOURLE THOMSON, R.N. 



PREPARED UNDER THE SUPERINTENDENCE OF 



THE LATE 



Sir C. WYVILLE THOMSON, Knt, F.R.S., &c. 



REGIUS PROFESSOR OF NATURAL HISTORY IN THE UNIVERSITY OF EDINBURGH 

 DIRECTOR OF THE CIVILIAN SCIENTIFIC STAFF ON BOARD 



AND NOW OF 



JOHN MURRAY 



ONE OF THE NATURALISTS OF THE EXPEDITION 



Zoology— Vol. XVIII. 



PLATES 



PutjltsteU bp <&rUer of l£>er jfflajestp'a (Sotoernment 



1887 



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