16,4 McGregor: Some Features of the Philippine Ornis 405 
Gallus gallus (Linnaeus). A lowland species; rare in the highlands; 
Whitehead found it at 2,100 meters in Lepanto. 
Turnix ocellata (Scopoli). Found by Whitehead at 1,800 meters in 
Benguet, but certainly rare at such an altitude. 
Phapitreron leucotis (Temminck). Common in the lowlands; recorded 
by Whitehead at 2,100 meters. 
Leucotreron marchei (Oustalet). A high-mountain species probably 
rarely found below 2,000 meters. 
Ptilocolpa carola (Bonaparte). Common at about 1,300 meters, but 
known also at sea level, from the vicinity of Manila. 
Columba griseigularis (Walden and Layard). A forest species found 
from sea level to 2,300 meters. 
Macropygia tenuirostris (Bonaparte). From sea level to about 2,800 
meters. 
Hypotsenidia philippensis (Linnaeus). From sea level to 1,500 meters 
at the base of Mount Data. 
Limnobsenus fuscus (Linnaeus). From sea level to 1,500 meters at the 
base of Mount Data. , 
Gallinula chloropus (Linnaeus). Common at sea level; on a small lake 
in Benguet at 1,200 meters. 
Tachybaptus philippinensis (Bonnaterre) . Common in the lowlands; 
one recorded from 1,500 meters at the base of Mount Data. 
Gallinago megala Swinhoe. Abundant in the lowlands during migration ; 
noted by Whitehead in a marsh at 1,200 meters. 
Gallinago gallinago (Linnaeus). Rarer than G. megala; Whitehead got 
one at 1,200 meters. 
Butorides javanica (Horsfield). A lowland species extending up to 
about 1,200 meters at least. 
Accipiter confusus (Hartert). From the lowlands up to 2,400 meters. 
Lophotriorchis kieneri (Geoffrey St. Hilaire). A rare hawk of the low- 
lands; Whitehead killed one “on our journey to Lepanto.” No altitude 
is given by him. 
Spizaetus philippensis Gurney. A forest hawk; Whitehead saw one 
on the seacoast and another at 1,200 meters in Benguet. 
Spilornis holospilus (Vigors). The serpent eagle is a lowland species, 
but Whitehead records it from “the highlands of North Luzon” without 
giving the altitude. 
Butastur indicus (Gmelin). A common migrant in many parts of the 
Philippine Islands. Whitehead says of it: “Common during the winter 
months in North Luzon.” 
Haliastur intermedins Gurney. Common in the lowlands. Whitehead 
says: “This Kite soon found our camp on Monte Data, and was almost 
a daily visitor.” 
Falco ernesti Sharpe. Rare; Whitehead collected “a fully adult male 
on the summit of Monte Data.” 
Falco severus Horsfield. Seen in the lowlands and at 1,200 meters in 
Benguet. Whitehead collected a male at over 2,100 meters in Lepanto. 
Pseudoptynx philippensis Kaup. Whitehead found this species in Ben- 
guet and in Isabela, but gives no altitude. I obtained one at 1,200 meters 
in Benguet and have not seen it in the lowlands. 
Otus longicornis (Grant). Known only from Benguet, at about 1,200 
meters, and Mount Data, at about 2,100 meters. 
