1896.] 



ANTELOPE raOM EAST AFEICA. 



193 



Adbnota thomasi, sp. no7. 



Colour nearly or quite the same as Adenoia hoh. Size larger. 

 Skull and horna nuieh larger than those of A. Icoh. The ridges of the 

 horns much more rounded and less sharp than in A. hob. Colour 

 of tlie horns hasally light horn-yellow, gradually becoming darker 

 at the points ; while the horns of A. kob are nearly uniformly 

 blackish. 



Adenota vardoni, to which the horns of A. thomasi come nearest, 

 although generally shorter, is distinguished by the total absence 

 of black coloiu- on the legs, while A. leclie is distinguished by its 

 far larger size and longer horns. Young specimens of A. kob, 

 A, tJwmasi, A. vardoni, and A. leche may be diilicult to distinguish. 



Skull Measurements. 



Morn Measurements. 



Pboo. Zool. Soc— 1896, No. XIII. 



13 



