82 



SAVAGE SUDAN 



spicuous black blotches both on fore-quarters and flanks, 

 as well as by a bold black "blaze" on the face. This strik- 

 ing colour-scheme is, moreover, accentuated by iridescent 

 effects, the whole being "shot" with lustrous reflections 

 of purple, mauve, and violet, that gleam and glance with 

 the play of light. Of the four, the southernmost (the 

 sassaby, which I shot in the Transvaal) is certainly the 



HEADS OF (A~) TIANG .... 



JACKSON'S HARTEBEEST. 



most exquisitely gifted, the sheen on its flanks resembling 

 the bloom of a ripe grape. Similar effects are visible, 

 though in somewhat minor degree, on the tiang; while the 

 korrigum responds to its desert environment by eschewing 

 such adornments altogether. 



The main stronghold of tiang is on White Nile; 

 but it extends eastward to Blue Nile and Dinder, being 

 replaced beyond the latter river (on Atbara, Settite, 

 and Rahad rivers) by the Tora hartebeest. The first 

 desideratum of the tiang is good firm dry ground 

 swamp or Sudd he abhors and never enters. Given 

 this essential condition, the tiang is ubiquitous throughout 



