14 OREOLUS LARVATCJS 



rouncliiigs. Upon this theory alone can I suggest the reason 

 for the slight ditfereiicc in size of some individuals, which does 

 not appear to be a character cither constant or restricted to 

 any special districts. 



According to Dr. Keichenow, the Tropic of Capricorn 

 separates the range of 0. larvatiis, Licht. and 0. roletti, Salvad. 



To this species belong the Oriole, obtained by Bohndorff at 

 Kibondo, between the Congo and Lake Tanganyika (the 

 0. hraclujrhrjnchus, Keichen., J. f. 0. 1887, p. 309), and it is 

 abundant from Angola to the Cunene Eiver, for specimens 

 have been collected at Malange by Mechow in August, 

 October, November and February, by Schutt in May, and by 

 Sala at the Eio Dande. Mr. Monteiro found it known to 

 the natives of Massangana, on the Quanza Eiver, as the 

 "Muenho" and it was very abundant in the w^ood at Benguela. 

 According to Anchieta it constructs its nest among the top 

 branches of trees and is known to the natives by the following 

 names : " Cupio " at Humbe, " Angologombia " at Kakoma, 

 pronounced "Golagombia " at Galanga, and " Ungologombia " 

 at Quindumbo. It has also been obtained by Kellen in the 

 Upper Cunene district, and by Eriksson at the Okovango 

 Eiver. 



Stark writes : " An abundant resident in all the forest and 

 wooded districts in Cape Colony, Natal, Zululand, Portuguese 

 East Africa and the Transvaal. This beautiful Oriole is found 

 usually on the outskirts of forests, among detached groves of 

 trees, and the large groAvth on the banks of streams and rivers. 

 In such localities its rich flute-like notes may be generally 

 heard. These Orioles are almost invariably in pairs. They 

 pass most of their time among the upper branches of fairly 

 lofty trees, preferring those of thick growth, in which their 

 brilliant plumage is concealed by a mass of foliage. They 

 rarely settle on the ground. Their flight is undulating and 



