new African Lizards. 393 



sliieMs. Dor.«al scales small, rliomboiJal, feebly imbricate, 

 sharply keeleii, 50 to 52 across the middle of the body. 

 Ventral j)Iates in 6 longitudinal and 24 or 25 transverse 

 series ; the jilates of the two median series nun ovvest. Two 

 large j)iaeanals, one before the other, or three, one in front aii'l 

 two behind. The liind limb reaches the shoulder or the neck. 

 15 or 16 femoral pores on each side. Upper caulal scales 

 strongly keeled, basal subcaudals smooth. Four black 

 streaks along the back, and a fitth on the nape or on the 

 nnpe and greater part of the back ; sides of neck and body 

 with numerous irregular vertical black bars ; lower parts 

 uniform white. 



mm. 



Total length '220 



Head 14 



^Viath of head 8 



From end of snout to fore limb 20 



„ „ vent 00 



Fore limb 17 



Hind limb 34 



Tail IGG 



Two male specimens from the Nyika and Masuka Plateau^, 

 British Central Africa (alt. 6000-7000 feet), presented by 

 {Sir Harry Johnston, G.C.M.G., K.O.B., in 1897. 



Latastia Burii. 



Head small, elongate; snout acutely pointed. Two super- 

 posed postnasals ; frontal narrowed posteriorly, groove 1 

 anteriorly ; two large supraoculars, with a few small shields 

 in front and behind, and a series of granules between them 

 and the snpraciliaries ; interparietal much longer tliaii broad, 

 separated from the small occipital by a small shield ; four 

 supratem|jorals, first longest; a small tympanic; temporal 

 scales minute, granular, smooth ; no auricular denticulation ; 

 subocular bordering the lij), between the tilth and sixth or 

 sixth and seventh upper labials. Gular scales smooth ; 

 collar toothed, with \) or 11 shields. Dorsal scales small, 

 hexagonal, juxtaposed, keeled, 42 to 45 across the mid lie of 

 the bod}'. Ventral plates in 6 or 8 longitudin il and 23 to 25 

 transverse series; the plates of the two median series a little 

 narrower than the adjacent ones. A large praeanal, with a 

 smaller one in front of it. The hind limb reaches bet.veen 

 the collar and the ear. 12 to 14 femoral p)res on each side. 

 Upper caudal scales strongly keele 1, basal subcaudals sm )oth. 

 Bluish grey in front, pale reddish brown behind ; three black 



.-l/(;?. cO Mo<j. X. Ilisf. Ser. 7. ]'oL xix. 2S 



