new Mammals from East Africa. 055 



zygomatic lirojidili 22'7; iiiterovbitul conslr'ctloii ll/l; 

 pquaniosal breadth of braiii-case lb ; loii.i;th of nasals 10*5 ; 

 f!;reatest breadth across iia-;als G ; palatiUir length 15' 7 ; 

 len^^th of upper tooth-row 7'2. 



Huh. Marsabit. Altitude 4500 feet. 



Type. Adult male. Orii^iual number C. Collected 

 January 1st, 1011. 



Tliis Marsabit race is readily recognized l)y tlic pale 

 yellowish olive-coloured dorsal surface, light-coloured face, 

 and yellowish-butf feet. 



Parajcerus ocJiraceus animosuSj subsp. n. 



S . 3S6, 387 ; ? . 400, 411, 440. Mt. Nyiro. 



An exceedingly pale-coloured race related to P. ochraceica 

 elect us, Thos. 



Size about as in the foregoing form. General colour far 

 paler and whiter than in any of tho allied species ; dorsal 

 surface light greyish olive speckled with black and pale 

 yellowish white, the general effect very much lighter in 

 colour than in electus or auffiistus. Flanks pale olive-grey, 

 faintly speckled with light brownish black. Side stripes 

 invisible. Back of head and forehead similar in colour to 

 rest of dorsal surface. White stripes above and below the 

 eyes wide and well defined. Sides of face creamy white ; 

 lateral cheek-stripe very much fainter and less conspicuous 

 than in electus or the allied races. Backs of hands and feet 

 creamy white, hairs with the dark blackish bases and light 

 tips. Under surface of body white, many of the hairs on 

 the belly with grey bases and white tips. Tail much as in 

 electus but paler throughout. 



Skull similar to that of Paraxerus ochraceus augustus. 



Dimensions of the type (measured in the flesh) : — 



Head and body 150 mm.; tail 15G; hind foot 38*5; 

 ear 20. 



Skull : greatest length 39'5 ; condylo-incisive length 36; 

 zygomatic breadth 22*5; interorbital constriction lO'O ; 

 squamosal breadth of brain-case 17 ; length of nasals 10"8 ; 

 greatest width across nasals 5"3; palatilar length 15*8; 

 length of upper tooth-row 7"2. 



Ilah. Mt. Nyiro. Altitude 6000 feet. 



Pijpe. Adult female. Original number 449. Collected 

 on April 6th, 1911. 



Tiie light greyish-white appearance of this race at once 

 distinguishes it from all the allied forms of the ochraceus 

 group. 



