THE IBIS, 



QUARTERLY JOURNAL OF ORNITHOLOGY, 



EDITED BY 



PHILIP LUTLEY SCLATER, M.A., Ph.D., F.R.S., 



SECRETARY TO THE ZOOLOGICAL SOCIETY OF LONDOJf, 

 AND 



HOWARD SAUNDERS, F.L.S., F.Z.S. 



VOL. VI. 1888. 

 FIFTH SERIES. 



Ibis avis robiista et multos vivit in annoa. 



LONDON: 



GURNEY AND JACKSON, 1 PATERNOSTER ROW. 



(Successors to J. VAN VOORST.) 



1888. 



