The Nomenclature of certain Lorises. 467 



flanks lighter. Hairs of back black, with subterrninal ring of 

 '* ecru-drab " ; undeifiir slaty grey, tippfid with smoky brown. 

 Under surface white, the fur in soniet parts grey at base. 

 Throat-patch like back, more extensive than in L. zulaensis. 

 Muzzle, interramia, and ring round eye dirty white; cheeks 

 and forehead like back. Outer surface of ears similarly 

 coloured to back, but rather darker than in L. zuluensif, 

 margined with white and tipped with black. Nape-patch 

 " ochraceous buff." Limbs white inside, outside similar to 

 colour of back but lighter. Hind feet nearly white above. 

 Tail white, with a broad black dorsal stri[)e. 



Skull very similar to that of true zuluensii^, but smaller. 

 Incisors narrower than in typical zuluensiSy witli wider, 

 shallower, more median grooves. 



Dimensions of two co-tvpes (measured in flesh) : — 



Head and body 430, V.i') mm.; tail 80, 87 ; hind foot 110, 

 108 ; ear 95, 95. 



Skulls : greatest length 85, 88 ; basilar length 64, 67 ; 

 zygomatic breadth 42,41; nasals, oblique length 38,87*5, 

 greatest breadth 19, 19 ; interorbital breadth inside wings 

 18, 18*5 ; breadth of brain-case 28, 28"5 ; diastema 2;V5, 25 ; 

 palate length 34'5, 36; palatal foramina 21, 22x8, 9*5; 

 length of cheek tooth series 14, 15. 



Average measurements of six skins from Bulawayo : — 



Head and body 435 mm. ; tail 87; hind foot 107 ; ear 97. 



Hah. Bulawayo, Southern Rhodesia. 



Co-types. Nos. 11, 15, E.C.O. S, 12tli April, 1907 ; J, 

 30th April, 1907. 



Caught by natives near Bulawayo. 



Matabele name " Umvundhla." 



LXXV. — The NomencJatare of certain Lorises. 

 By Oldfield Thomas. 



In a recent publication * Dr. A. Cabrera has made some 

 remarks on the nomenclature of the Oriental Lemurines of 

 the genera Ni/cticehus and Loris, but he comes to conclusions 

 with which I am not prepared to agree, for the reasons 

 explained below. 



His chief contention is that Stone and llehn f were wrong 

 in assigning Linnieus's " fjemur tardigradus" to the Cingha- 



* 13ol. Soc. espan. Hist. Nat. 1008, p. 135. 

 t P. Ac. Philad. 1902, p. 137. 



