72 PINAKOCORYS NIGKICANS. 



Adult in full phimage. Above uniform blackish brown with narrow 

 rufous buff edges to the outer tail-feathers. Wing with incomplete narrow 

 buff edges to the feathers ; most of the secondaries and the inner primaries 

 with broad terminal edges of rufous-shaded white. Sides of the head, sides 

 of upper neck and the under parts generally mostly white ; the greater 

 portion of the ear-coverts and a patch in front of them, extending round the 

 cheeks and forming a margin to the upper throat, blackish brown ; sides of 

 upper neck equally mottled with white and blackish brown ; lower throat 

 and crop with large blackish brown centres to the feathers and the middle 

 of the chest with more lanceolate blackish centres ; flanks washed with 

 blackish brown. Under surface of the wings dusky black, with large buff 

 marginal patches on the inner webs of the primaries ; under wing-coverts 

 white, slightly mottled with dusky black. "Iris hazel; bill dusky with 

 base of under mandible pale ; tarsi and feet yellowish white " (T. Ayres). 

 Total length 7-4 inches, culmen 0-6, wing 4-7, tail 3-2, tarsus 1-15. Eho- 

 desia (Bradshaw). 



Adult before the autumn moult. Above rufous shaded earthy brown, 

 mottled on the crown and upper back with a few new blackish feathers. 

 Wing : above nearly uniform brown with narrow margins to the feathers 

 of cinnamon, which colour extends nearly half way across the outer webs 

 of the primaries and over a large portion of the inner webs ; under wing- 

 coverts buff. Eemainder of the plumage as in the last bird described ; 

 but the dark parts are slightly paler brown. Total length 7-4 inches, 

 culmen 0-6, wing 4'5, tail 3, tarsus 1'15. S , 10. 1. 85. Potchefstroom 

 (T. Ayres). 



Immature male. Above blackish brown with rufous buff edges to all the 

 feathers ; wing-coverts more broadly edged, and the secondaries as well as 

 the inner primaries have broad rufous tinted white terminal margins ; under 

 surface of the wing dusky slate colour with the outermost coverts sandy 

 buff, and a buff patch on the inner margins of the quills ; tail uniform 

 blackish brown, all the feathers narrowly edged with cinnamon ; remainder 

 of plumage as in the adult. Total length 7'3 inches, culmen 0-6, wing 4'6, 

 tail 3, tarsus 1-15. c? , 10. 1. 82. Rustenburg (T. Ayres). 



The Dusky Lark inhabits Bengiiela and South Zambesia 

 from Zululand to the Zambesi river. 



Although this species has a fairly wide range, it appears to 

 be rare everywhere. Professor Barboza du Socage records 

 only two specimens as having been collected by Anchieta in 

 Benguela ; one from Hum be, the other from Quillengues, where 

 it is called by the natives " Kenibange." 



The most southern known range for the species is Ulundi, 



