148 CATALOGUE OF UNGULATES 



Tj''pical locality probably Senegambia. 



Shoulder-height about 38 inches. Horns (fig. 24) as 

 described above, those of females thinner : general colour in 

 winter, when the coat is long and thick, nearly uniform 

 brownish grey, in summer richer and more rufous, except on 



Fig 24, — HoENS of Addax {Addax nasomaculatus). 

 From a photograph lent by Messrs. Eowland Ward, Ltd. 



head and neck ; tuft of forehead nearly black ; back of head 

 behind horns darkish brown ; lips and chin, a somewhat X-hke 

 patch on face below tuft (sometimes divided by a downward 

 extension of the latter), the greater part of backs of ears, in 

 some instances a patch behind eye, legs, with the exception 

 of the under-mentioned patches, hind- quarters, tail, with the 



