322 



Lacertidae. 



tibia with granular scales similar to the dorsals ; lower surface with a 

 series of large aud oue or two of small plates. 20 to 23* femoral 

 pores ou each side, the two series narrowly separated iu the middle. 

 Subdigital lamellae single, strongly unicariuate, 24 to 26 under the 

 fourth toe. 



Upper caudal scales oblique, truncate, feebly and diagonally keeled; 

 basal subcaudals smooth ; 42 to 46 scales in the fourth or fifth whorl 

 behind the postanal granules. 



Pale gi'eyish or yellowish above, dotted or vermiculated with black 

 ou the head and body, the dots sometimes forming 3 or 5 longitudinal 

 lines on the back and 5 or 7 on the nape ; a dark baud along the side 

 of the tail. Lower parts white. 



Measurements (in millimetres) : 



I'rom end of snout to vent 



,, ,, ,, fore limb 



Length of head . 

 Width of head . 

 Depth of head . 

 Fore limb . 

 Hind limb 

 Foot . 

 Tail . 

 L J', Ssa Tchu. 2. J, Khami Desert. 



Particulars of Sjjecimens Examined. 



Habitat. — Chinese Turkestan aud Mongolia. 



This species has the outer series of scales ou the fourth toe forming 

 a slight denticulation, and in other respects also it proves to be the 

 Ereviias nearest to the Asiatic Scaptira. 



28. EKEMIAS QUADRIFEONS. 

 Podarces (Eremias) quadrifrong, Straucli, Voy. Przewalski, Eept. 

 p. 34, pi. iv, fig. 2 (1876). 



Eremias quadrifrons, Bouleug. Cat. Liz. iii, p. 105 (1887) ; Bedriaga, 



* 17 to 24, according to Bedriaga. 



