64. Arboricola brunneipectus.
THE BROWN-BREASTED HILL-PARTRIDGE.
Male 10 1/2" to 11 1/2"; 9 to 13 oz. female 10" to 10 2/3"; 8 to 12 oz. Legs red. Bill black. Crown brown. Forehead, supercilia, and cheeks buff. Middle of throat fawn, densely spotted black. Breast tawny. Above olive, barred black. Wings strongly marked chestnut. Flanks with white spots, near tips banded black. Burma and Tenasserim. (B. 1367. O. 31. O.G. i. 169. H. & M. ii. 87.)
Also A. hyperythra. Treacher's H.P. from N. W. Borneo. Like A. brunneipectus, but crown is black. Supercilia and cheeks ashy. 10 1/2".
A. erythrophrys. Whitehead's H.P. from N. Borneo. Like A, hyperythra, but the supercilia are black. (O.G. i. 170.)
(ii.) With upper back not barred.