COLIUSPASSER SOROR 53 
the reeds which grow abundantly in the marshy districts they 
naturally frequent. 
Coliuspasser soror. (PI. 29, fig. 2.) 
Penthetria soror, Reichen. J. f. O. 1887, p. 70 Kawanga. 
Coliuspasser soror, Shelley, B. Afr. 1. No. 326 (1896); Reichen. Vog. 
Afr, iii. p. 138 (1904). 
Penthetriopsis soror, Sharpe, Cat. B. M. xiii. p. 223 (1890). 
Male in breeding plumage. Black with the lesser wing-coverts lemon 
yellow. ‘Iris brown; bill with the upper mandible black and the lower one 
horny blue with a black base.” Total length 7:6 inches, culmen 0:55, wing 
3°2, tail 4:0, tarsus 0°9. ¢g, 24.6. 90. Kavirondo (Jackson). 
Female, inmature male and adult male in winter plumage. Similar to 
those of C. macrowrus. Bill, upper mandible pale olive brown, lower one 
whitish horn colour; feet pale fleshy brown with a bluish shade. 
Reichenow’s Yellow-shouldered Whydah inhabits the coun- 
try to the east of the northern half of Victoria Nyanza. 
This is a small Equatorial representative of C. macrocercus, 
inhabiting the Kavirondo district. The type was procured at 
Kawanga by Fischer. In the Kavirondo country Mr. Jackson 
procured a male in February which had begun moulting, another 
in March almost in complete breeding plumage, two in May and 
June in the full black plumage, and one at Busoga in November 
which was commencing the autumn moult. He found them very 
plentiful in the Kakasuega district along the cart-road to 
Manicus, but it was not seen by him in the Nandi country. 
Coliuspasser psammocromius. 
Penthetria psammocromius, Reichen. Orn. Monatsb. 1900, p.39 Tandala. 
Coliuspasser psammocromius, Reichen. Vég. Afr. ii. p. 143, pl. , fig. 1, 
(1904). 
Adult male Uniform glossy jet black, with the exception of the wings; 
lesser wing-coverts bright lemon yellow ; median-coverts and entire outer 
