Columbidse of the Ethiopian Region. 267 



6. Treron australis. 



Columha australis, Linn. Mant. 1771, p. 526; Temm. & 

 Knip, Pig. i. 1808-1838, pi. 3 (good) . 



Columha madagascariensis, Gm. S. N. i. 1788, p. 779. 



Columba humeralis, Wagl. Syst. Av., Columba, 1827, sp. 2 

 (excl. ^). 



Vinago australis, Cuv. Regne Anim. i. 1817, p. 457; Jard. 

 111. Orn. iv. pi. 81 (1825-1839) ; Sclat. P. Z. S. 1863, p. 164; 

 Roch & Newton, Ibis, 1863, p. 167; E. Newton, Ibis, 1863, 

 p. 454; Grand. Rev. et Mag. Zool. 1867, p. 418 ; Hartl. Vog. 

 Madag. 1877, p. 259. 



Treron australis, Gray & Mitch. Gen. B. ii. 1849, p. 467; 

 Bartlett, P. Z. S. 1875, p. 67. 



Somewhat similar in plumage to T. ivaalia, but has the 

 entire head and neck greenish yellow, and the centre of the 

 breast of the same colour ; back, scapulars, inner wing- 

 coverts, the whole of the median wing-coverts, innermost 

 secondaries, and upper tail-coverts olive, less shaded with 

 yellow than in T. waalia ; a small portion only of the least 

 wing-coverts rich vinous ; outer median wing-coverts and 

 the greater wing-coverts with much broader yellowish-buff 

 partial edges to their outer webs ; remainder of the wings 

 about similar ; tail with the dark basal portion above slightly 

 washed with greenish yellow ; chest greenish yellow, like the 

 neck, shading into grey on the sides ; abdomen bright yellow ; 

 thighs bright yellow mottled with black ; thigh-coverts, 

 under tail-coverts, and under surface of the wing very similar 

 to T. waalia, the ashy-white ends of the tail-feathers under- 

 neath rather narrower. Iris light blue ; bill grey, with the 

 basal portion lake-pink ; legs yellow. Total length 14*2 

 inches, culmen 0'55, wing 6" 75, tail 4*3, tarsus 1"1. 

 Hub. Madagascar. 



7. Treron calva. 



Columba calva, Temm. & Knip, Pig. i. 1808-1838, p. 35, 

 pi. 7 (bad) ; Temm. Hist. Nat. Pig. et Gall. 1813, pp. 63, 

 442. 



Vinago calva, Cuv. Regne An. i. 1817, p. 492. 

 SER. \. — vol. I. u 



