¥0 NEW SERIES. 



$|5 Vol. IV. No. 13. 



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JANUARY 1868. 





THE IBIS, 



QUAETERLY JOURNAL OF ORNITHOLOGY. 



EDITED BT 



ALFllED NEWTON, M.A., 



PBOFESSOR OP ZOOLOGY AND COMPABATnE ANATOMY 



IN THE UNIVERSITY OF CAMBRIDGE, 



F.L.S., F.Z.S., ETC., ETC. 



LONDON: 

 JOHN VAN VOORST, 1, r ATEllN OSTEll KO W. 



Anmcal Subscription, payahle before 31s< March each year, £1 Is. 



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