Eremias. 229 



Lower eyelid with a large transparent disc formed of 2 to 

 6 black-edged scales ; 58 to 75 scales across middle of body ; 

 ventral plates in 10 (rarely 12) longitudinal and 27 to 

 34 transverse series . . 16. E. undata, A. Smith, p. 283. 



Lower eyelid with a large transparent disc formed of a single 

 black-edged scale ; 52 to 67 scales across middle of body ; 

 ventral plates in 10 longitudinal and 27 to 31 transverse 

 series . . 17. E. lengueleasis. Socage, p. 287. 



2. No tympanic shield ; ventral plates in 12 to 18 (rarely 10) longi- 

 tudinal series, often irregular or tessellated. 



u. Lower eyelid with a large tran.sparent disc, formed of two 

 large, black-edged scales. 

 Upper head-shields smooth or more or less rugose ; 53 to 

 75 scales across middle of body, smooth or keeled ; ventral 

 plates in 12 or 14 (rarely 10) longitudinal and 30 to 39 

 transverse series ; anterior border of ear usually with 

 3 or 4 projecting scales ; 23 to 30 lamella under the fourth 

 toe . .... 18. E. lineo-ocellata, D. k B., p. 289. 



Upper head-shields very rugose ; 51 to 56 strongly keeled 

 scales across middle of body ; ventral plates in 12 or 

 11 longitudinal and 33 to 37 transverse series ; no projecting 

 scales in front of the ear ; 21 lamella under the fourth toe. 



19. E. aspera, Blgr., p. 299. 

 i>. Lower eyelid opaque or semitransparent, with 10 to 15 

 feebly enlarged scales in the middle. 

 65 to 75 scales across middle of body; ventrals in 14 (rarely 16) 

 longitudinal and 29 to 35 transverse series; nasals in 

 contact behind the rostral . 20. E. burchelli, D. & B., p. 302. 



48 to 62 scales across middle of body ; ventrals in 16 or 18 

 longitudinal and 31 to 36 transverse series ; rostral nearly 

 always in contact with the frontonasal .21. E. capensis, A. Smith, p. 304. 

 Section V. Eremias, s. str. - Tliree nasals (exceptionally four), the lower 

 in contact with the two or three anterior upper labials ; ventral plates in 

 12 to 20 very irregular or oblique longitudinal series, converging posteriorly ; 

 occipital absent ; toes cylindrical or compressed, with uni-, bi-, or tricarinate 

 lamellas inferiorly. — S.E. Europe and Asia. 



A. The first of the two large supraoculars as long as or longer than its distance 

 from the second loreal (with rare exceptions) ; subocular bordering the 

 mouth; 15 to 23 femoral pores on each side, the two series meeting or 

 separated by a space not exceeding ^ the length of each. 



1. 12 to 16 ventral plates in the longest transverse series ; 18 to 35 

 gular scales in a straight median series, 

 u.. Foot rarely more than 1:5^ times the length of the head ; 19 

 to 25 lamellas under the fourth toe; gular fold usually 

 distinct ; 48 to 63 scales across middle of body, 

 u. Eostral not more than \\ times as broad as deep^ 

 snout pointed, nasals swollen. 

 19 to 35 gular scales in a straight median series ; 28 to 35 



transverse series of ventral plates 22. E. velox, Pall., p. 308. 



