north-eastern shores of Lake Eudolf, they are separated Ijy 

 several hundred miles." 



That this liartel)eest (of which the type is in the U.8. 

 National Museum) is not entitled to rank as a species, may 

 be considered certain, as the under-mentioned specimens 

 show an almost complete gradation to typical skulls of col^ci 



1. 8. 9. 60. Skull, with horns. Nakuru. The horns are 

 intermediate in character between those of typical nakurcr 

 and those of the next specimens. 



Presented hy Sir H. H. Johnston, G.C.M.G., K.C.B., 1907. 



4. 1 1. 5. 32. Skull, with horns. Nakuru. The horns of 

 this and the next four specimens appear to agree with the 

 description of those of the type. 



Presented hy Capt. R. Meinertzhagen, 1904. 



4. 11. 5. 33. Skull, with horns. Nakuru. Scnne history. 



4. 11. 5. 34. Skull, with horns. Nakuru. Same history. 



4. 11. 5. 35-36. Two skulls, with horns. Nakuru. 



Same history. 



D.— Bubalis cokei kongoni. 



Bubahs cokei kongoni, Heller, Smithson. Misc. Collect, vol. Ix, no. 8, 

 p. 5, 1912. 



Typical locality Loita Plains, Southern Guaso-nyiro 

 Valley, B. E. Africa. 



Type in U.S. National Museum. 



Stated to differ from the typical race by its lighter colour, 

 which is more huffish and less rufous on the body, while the 

 rufous of the forehead of the latter is replaced by tawny. 

 The skull is also stated to be, on the average, wider, with 

 shorter and wider horn-pedicles (width of latter 94 cm., 

 length 114 cm.). 



This is a highland race, whereas the typical form is a 

 lowland animal. 



No specimen in collection. 



II. 



