Si SIXTH SERIES. 



i Vol. IV. :No. 16. 



OCTOBER 1892. 



Frice Qs. 



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THE IBIS, 



QUARTERLY JOURNAL OF 



OLOGY. 



EDITED BY 



PHILIP LUTLEY SCLATER, M^^^^Cf.R.S. 



SECRETARY TO THE ZOOLOGICAL SOCIETY OF LONDON. 



LONDON: 



GURNEY AND JACKSON, 1, PATERNOSTER ROAV. 



(Successors to JOHN VAN VOOEST.) 



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