110 MCGREGOR. 



Alcyone cyanopectus (Lafresneye) . 



Four males and one female from Polillo do not differ from Mindoro 

 and Masbate skins of this species. 

 Ceyx melanura Kaup. 



Two males and two females are easily distinguishable from C. min- 

 danensis Steei'e b_y their smaller size and much shorter bills. 

 Halcyon gularis (Kuhl). 



One immature female was preserved. 

 Halcyon chlorls (Boddaert). 



One female was collected. 



BUCEROTID/E. 



Penelopides subnigra sp. nov. 



Specific characters. — Most nearly allied to Penelopides manilla: 

 (Boddaert), but noticeably larger with longer bill, wings, and tail. Back, 

 rump, tail-coverts, and wings black, glossed with dark green, instead of 

 being dark brown. 



Type. — N"o. 7038, adult male. Bureau of Science collection. Collected 

 near Polillo, Island of Polillo, September 19, 1909, by E. C. McGregor 

 and A. Celestino. Wing, 360 millimeters; tail, 835; bill from nostril, 

 93. 



The female is almost entirely black, thus resembling the females of 

 P. affinis Tweeddale and P. basilanica Steere, but the rufous on the 

 rectrices is confined to a small area near the middle of the tail as in 

 P. maniUce (Boddaert). 



This hornbill is abundant in Polillo; it was often found feeding on 

 the fruit of a species of Ficus § Urostigma and on the fruit of a tree 

 belonging to the genus Dysoxyluin. 



IVllCROPODID>e. 



Collocalia marginata Salvadori. 



Salvadori's swiftlet was abundant in and near the town of Polillo and 

 was found nesting in a small cave near Burdeos; nests containing "young 

 birds were examined October 5. 

 Tachornis pallidior McGregor. 



This palm swift was noticed only in the town of Polillo. Specimens 

 of this species and of Collocalia marginata were laiocked do^vn with 

 bamboo poles in front of our house. 



trogonid/e:. 



Pyrotrogon ardervs (Temminck). 



Pairlj^ abundant in deep forest ; one male was collected. 



