OTIDID^E. 261 



The irides are brown ; the upper mandible horn-colour, 

 except the edges, which, with the under mandible, are 

 bluish white, as also are the legs. 



Two nests of this Bustard, found by me at Omapju 

 in January 1867, each contained two eggs. 



CHARADEIARE. 

 304. Cursorius senegalensis (Licht.). Senegal Courser. 



Tachydromus senegalensis, Swainson's Birds of W. Afr. vol. ii. pi. 24. 

 Cursorius senegalensis, Schlegel's Mus. des Pays-Bas, Cursores, p. 13. 

 Layard's Cat. No. 553. 



[This species is not referred to in Mr. Andersson's notes ; but 

 a male specimen obtained by him at Ondonga, on November 22nd, 

 1866, is in the collection of Mr. J. E. Harting. 



This Courser is to be distinguished from its near ally C. rufus, 

 Gould (C. Burchellii, Swains.), by its slightly smaller dimensions, 

 by the somewhat brighter tints of the rufous portions of its 

 plumage, by the greater size and intensity of the blackish abdo- 

 minal patch, by the absence of grey from the occiput, and by 

 the less extended white tipping of the secondary feathers of the 

 wing. ED.] 



- 305. Cursorius bicinctllS, Temm. South-African Double-collared 

 Courser. 



Cursorius bicinctus, Temminck's Manuel d'Orn. vol. ii. p. 515. 

 Jardine & Selby's 111. Orn. pi. 48. 



Andersson, in Proc. Zool. Soc. 1864 ; p. 8. 



Hartlaub, in Proc Zool. Soc. 1866, p. 61. 



Layard's Cat. No. 552. 



Chapman's Travels in S. Afr., App. p. 414. 



This Courser is not uncommon in various parts of 

 Great Namaqua and Damara Land, chiefly during the 



