. Bulletin - United States National Museum. Science. BIRDS OF ETHIOPIA AISTD KENYA COLONY 67 Soft parts: Adult male—iris dark red to carmine-red; bill reddish brown; feet plumbeous; claws plumbeous to blackish. In immature and subadult birds, the bill is black. The birds from the Hawash River are intermediate between per- mistus and typical vionacha but are nearer to the former, with which. O fOO ieo 300 A-OO SOO /^ILCS • SCALE• FiGDEE 6.—Distribution of Oriolus moitacha in northeastern Africa. 1. 0. m. monacha. 4- 0. m. kikuyuensis. 2. O. m. permistus. 5. 0. m. reichenowi. 3. O. m. rolleti. r
. Bulletin - United States National Museum. Science. BIRDS OF ETHIOPIA AISTD KENYA COLONY 67 Soft parts: Adult male—iris dark red to carmine-red; bill reddish brown; feet plumbeous; claws plumbeous to blackish. In immature and subadult birds, the bill is black. The birds from the Hawash River are intermediate between per- mistus and typical vionacha but are nearer to the former, with which. O fOO ieo 300 A-OO SOO /^ILCS • SCALE• FiGDEE 6.—Distribution of Oriolus moitacha in northeastern Africa. 1. 0. m. monacha. 4- 0. m. kikuyuensis. 2. O. m. permistus. 5. 0. m. reichenowi. 3. O. m. rolleti. race they are here identified. The one from Lake Abaya approaches reichenowi considerably. The systematics of the African black-headed orioles is a subject of considerable complexity, no small part of which is due to the di- vergent results published by different investigators. The best review. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original United States National Museum; Smithsonian Institution; United States. Dept. of the Interior. Washington : Smithsonian Institution Press, [etc. ]; for sale by the Supt. of Docs. , U. S. Govt Print. Off.
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