108 LACERTID^. 



Lower eyelid scaly. Collar distinct. Dorsal scales small ; ventral 

 shields feebly imbricate, smooth. Digits compressed or depressed, 

 smooth or keeled interiorly, fringed laterally. Femoral pores. 

 Tail cylindrical. 



Central Asia ; South Africa. 



Syno2)sis of the Species. 

 I. Ventral plates forming straight longitudinal series ; snout conical. 

 A. Lower nasal forming: a suture with the rostral. 



^o 



Subdigital lamellae keeled ; frontonasal 



separated from the rostral by the nasals . 1. Tcnoxii, p. 109. 

 Subdigital lamellae keeled ; frontonasal in 



contact with the rostral 2. depressa, p. 110. 



B. Lower nasal separated from the rostral. 



Subdigital lamellae keeled; subocular not 



reaching the lip 3. serripes, p. 11] . 



Subdigital lamellae smooth : subocular bor- 

 dering the lip 4. reticulata, p. 112. 



II. Ventral plates forming oblique longitudinal series. 



A. Snout conical ; lower nasal separated from the rostral. 



Digits not flattened, keeled inferiorly ; two 

 large supraoculars, surrounded by gra- 

 nules 5. scnpta, p. 112. 



Digits flattened, smooth inferiorly ; two 

 large supraoculars, surrounded by gra- 

 nules 6. grammica, p. 113. 



Digits flattened, smooth or indistinctly 

 keeled inferiorly ; three large supra- 

 oculars, second and third bordered by 

 granules 7. acutirostris, p. 114. 



B. Snout wedge-shaped ; lower nasal forming a suture with the 



rostral. 



Frontonasal not forming a suture with the 



rostral ; a lateral series of enlarged 



keeled scales on the posterior part of the 



back 8. ctenodacti/la, p. 115. 



Frontonasal forming a suture with the 



rostral ; no lateral series of enlarged 



scales 9. cuneirostris, p. 116. 



