Eremias. 229 



Lower eyelid with a large transparent disc formed of 2 to 

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

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

 3-t transverse series . . . .16. E. M«tZaf«, 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 jjlates in 10 longitudinal and 27 to 31 transverse 

 series ...... 17. jB. benguelensis, Bocage, p. 287. 



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

 tixdinal series, often irregular or tessellated. 



a. Lower eyelid with a large transparent 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 lamellee under the fourth 

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



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

 scales across middle of body ; ventral plates in 12 or 

 1 i longitudinal and 33 to 37 transverse series ; no projecting 

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



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



b. 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. bm-chelli, D. & B., j). 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 - Three 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-, ov tricarinate 

 lamellee 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 25 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. 



a. Foot rarely more than 1^ times the length of the head ; 19 

 to 25 lamella; under the fourth toe; gular fold usually 

 distinct ; 48 to 63 scales across middle of body. 



u. Eostral not more than ly 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. 



