THE IBIS, 



QUARTERLY JOURNAL OF ORNITHOLOGY. 



EDITED BY 



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



SECRETARY TO THE ZOOLOGICAL SOCIETY OF LONDOX, 

 AND 



HOAVARD SAUNDERS, F.L.S., F.Z.S. 



VOL. IV. 1886. 

 FIFTH SERIES. 



Ibis avia robusta et multos vivit in annos. 



LOXDON: 



JOHN VAN VOORST, 1 PATERNOSTER ROW. 



1886. 



