1877.] ON THE BIEDS OF THE PHILIPPmES. 459 



bufF, with a subterrainal pale brown line. Quills brown, much indented on outer webs with 

 pallid tawny rufous, shading into almost pure white. Some of the inner primaries much 

 mottled at apex, with grey or tawny-rufous ground. Under wing-coverts pure tawny-rufous. 

 Wing-coverts dark brown, traversed and tipped with rufous. Great stiff narial plumes black, 

 with tawny specks at base. Wing 4-90, tail 3-50, tarsus 0'60, middle toe without nail 0-60, 

 bill from forehead O'SO, gape 1"30. 



This bird may represent a phase of Mr. Bourdillon's Travancore species, which is possibly 

 distinct from the true B. monUiger. 



EXPLANATION OF THE PLATES (m orig.). 



PLATE XLV. 



Batrachostomus affinis ? , No. 1, p. 427, from a skin from Malacca. Mus. nostr. 



PLATE XL VI. 



B. cornutus 6 , No. 4, p. 434, from a skin collected by A. R. Wallace at Banjer massing. Miis. 

 nostr. 



PLATE XLVII. 



B. steUatus ? , p. 437, from Mr. Gould's typical specimen. Mus. nostr. 



PLATE XLVIIL P.Z.s.1877, 



B. moniliger 6 , No. 4, p. 442, from a skin from Ceylon. Mus. nostr. 



PLATE XLIX. 

 B. moniliger ? , No. 1, p. 440, from a skin collected at Eattabown, Ceylon. 3fus. nostr. 



Beports on the Collections of Birds made during the Voyage of H.M.S. ^Challenger.'' — No. II. P.Z.S.1877, 

 On the Birds of the Philijjpine Islands. By Arthur, Marquis of Ttteeddale, F.R.S., ^^' ^ ' 

 President of the Society. [From the ' Proceedings of the Zoological Society of London,' 

 read June 19, 1877*.] 



The ' Challenger ' Expedition, during its stay in the Philippine archipelago, visited six islands, 

 viz. Panay (Ilo-ilo), Luzon (Manila), Zebu, Camiguin, INIalanipa, and Mindanao (Zamboanga and 

 Pasananca). It is not on record that two of these islands, Camiguin and Malanipa, had ever 

 been previously visited by any ornithological collector ; while from Mindanao only some nineteen 

 species of birds were known. Dr. Steere, at about the time the ' Challenger ' was near Mindanao, 

 collected many additional species of birds on that island, as he had also done in the islands of 

 Zebu and Panay ; and as the results of his researches have already been made known by 



* [Published October 1, 1877.— Ed.] 



