200 Mr. 0. Thomas on 



yellow ; the hairs pale brown for their basal halves. Under- 

 fur of posterior back pale brown throughout; of shoulders 

 brown at base, creamy white subterminally. Crown not 

 conspicuously darker than back. Ears whitish, with light 

 patches behind them, but not prominently contrasted with the 

 general colour. Mammae 1 — 2 = 6. 



Skull long, narrow, with a particularly long muzzle. 

 Basisphenoid with a sharp-edged crest running along it, very 

 different from the broader ridge, hollowed laterally, of true 

 brucei, and still more different from the evenly convex surface 

 of the East-African forms of the group. 



Dimensions c£ the type : — 



Head and body 470 mm. ; hind foot 66. 



Skull : condylo-basal length 90 ; greatest breadth 50 ; 

 nasals 23*5 X 16*5 ; diastema 14 ; palatal length 47 ; length 

 of upper tooth -row from front of p* 34, 



Bab. Bourka, Arussi Country, near Lake Zuai. Alt. 

 5000'. 



Type. Adult female. B.M. no. 6. 11. 1. 51. Original 

 number 68. Collected 6th February, 1905, by Ph. Zaphiro, 

 and presented by W. N. McMillan, Esq. 



This fine Dassie is readily distinguishable by its large size 

 and the peculiar sharp-edged crest developed along the basi- 

 sphenoid. 



Procavia brucei kempt, subsp. n. 



A dark mountain form of the brucei group. 



Fur soft and fine ; hairs of back about 22-24 mm. in length. 



Colour conspicuously daiker than in other members of the 

 brucei group, the general colour between mummy-brown and 

 bistre, the light rings on the haiis narrow, dull buffy. 

 Under surface soiled whitish, the hairs smoky grey for 

 three-fourths their length, their tips dull whitish. Underfur 

 of posterior back hair-brown, with daik tips, but anteriorly 

 on the shoulders its middle third becomes lighter. Supra- 

 orbital light spots well marked. Crown dark. Ears whitish, 

 but without prominent postauricular patches. Rump with a 

 few black bristle-spots. 



Skull most like that of P. b. thomasi, Neum., the sphenoid 

 raised up into a fairly narrow but not sharp-edged crest. 



Dimensions of the type (immature, measured in the 

 flesh) :— 



Head and body 395 mm.; hind foot 62; ear 20. 



Skull : condylo-basal length 71 ; greatest breadth 42 ; 

 nasals 15 x 17 ; diastema 9 ; palatal length 37. 



