REPTILES FROM THE RIVER TAJ AN. 



ir 



15. Natrix tessellata Laur. 

 3 specimens : — 





580 



530 



470 



Length of tail 





155 



125 







V 



8 





Number of infralabials 





10/11 





Number of pneoculars 



4 



2/3 



2 



Number of postoculars 



4 



v 



4 



3 



Temporal shields 



Y 



1+2 + 2 or 3 



Number of rows of dorsal scales 





19 





Number of ventral plates 



176 



170 



176 



Number of pairs of infracaudals , 



70 



73 



69 



In the specimen having 2 prreoculars and 3 postoculars the 4th 

 and 5th supralabials enter the orbit. 



16. Eryx miliaris Pall. 



1 specimen. Length of head and body 355 mm. Length of 

 tail 30 mm. Internasals separated by the point of the rostral. 

 4 scales between the postnasals. Round the eye a circle of 13 

 small shields, the lowest of them much enlarged and reaching 

 the 6th supralabial, the two anterior ones a little enlarged (prse- 

 oculars), the others (supraoculars and postoculars) about equal 

 in size. Between the supraoculars 5 scales across the head. 



Between the postnasals and the praeoculars 8 ^y+I+l) small 



loreal shields. 13 supralabials, the 3rd one being the highest. 

 20 infralabials, the first 3 or 4 enlarged, the others very small, 

 with larger shields below them. 



EXPLANATION OP PLATE I. 



Fig. 1. Gymnodactylus microlepis, sp. n., $ , River Taj an. 

 Fig. 2. G.fedtschenJcoi Str., $ , Samarkand. 

 Fig. 3. G. caspius Eichw., ^ , River Tajan. 



Proc. Zool. Soc— 1918, No. II. 



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