THE ANNALS 



AND 



MAGAZINE OF NATURAL HISTORY, 



INCLTJDIXG 



ZOOLOGY, BOTANY, and GEOLOGY. 



(being a CONTINaATIO>r OF THE 'A.VSALS ' COMBfXED WITfl LOUDON AND 

 CHARLESWORTh's ' MAGAZINE OF NATURAL HISTORY.') 



CONDUCTED BY 



WILLIAM CARRUTHERS, Ph.D., F.R.S., F.L.S., F.G.S., 

 ARTHUR E. SHIPLEY, M.A., Sc.D., F.R.S., F.Z.S., 



AND 



WILLIAM FRANCIS, F.L.S. 



VOL. XIX.— EIGHTH SERIES. 



J"' 



LONDON: y ^ 



PRINTED AND PUBLISHED BY TAYLOR AND FIIANCIS. 



SOLB BY SrMPKIN, MARSHALL, HAinLTON, KF.NT, AND CO., LD. ; 

 BAILLIKRE, PARIS : AND HODGES, FIGGIS, AND CO., DUBLIN. 



1917. 



