52 LACERTID^. 



8. NUCRAS. 



Nucras, Gray, Ann. N. H. i, 1838, p. 280; Lataste, Ann. Mus. 



Genov. (2) ii. 1885, p. 124. 

 Lacerta, part., Dum. % Bibr. v. p. 174 ; Bcdriaga, Abh. Senckenb. Ges. 



xiv. 18b6, p. 24. 

 Nucras, part., Gray, Cat. Liz. p. 33. 

 Zootoca, part., Gray, I. c. p. 27. 

 Bettaia, Bedriaga, I. c. p. 435. 



Head-shields normal. Nostril well separated from the labials, 

 pierced between two or three nasals. Lower eyelid scaly. Collar 

 well-marked. Dorsal scales small, juxtaposed; ventral shields 

 squarish, feebly imbricate, smooth. Digits subcylindrical, with 

 smooth or very feebly keeled lamellae interiorly. Femoral pores. 

 Tail long, cylindrical. 



Tropical and South Africa. 



1. Nucras tessellata. 



Zootoca tfeniolata, Gray, Cat. p. 29. 

 Nucras tesseUata, Gray, I. c. p. 33. 

 Lacerta tessellata, Smith, Mag. N. H. (2) ii. 1838, p. 92; Dum. <§• 



Bihr. V. p. 244 : Peters, Reise n. Mossamb. iii. p. 44 ; Bedriaga, 



Abh. Senckenb. Ges. xiv. 1886, p. 374. 



livida, Smith, I. c. 



elegaus, Sinifh, I. c. 



tseniolata, Sinith, I. c. p. 93 ; Dum. 8f Bibr. p. 247 ; Bedriaga, 



I. c. p. 381. 

 Teira ornata, Gray, Proe. Zool. Soc. 1864, p. 58. 

 Eremias holubi, Steindachn. Sitzb. Ak. Wien, Ixxxvi. 1882, p. 83, 



pi. — « . 

 Lacerta cameranoi, Bedriaga, I. c. p. 378 *. 



Body elongate ; head moderate, slightly depressed, its length (to 

 ear-opening) contained four and one third to five times in the 

 distance from end of snout to vent. One or two postnasals ; a few 

 granules between the supraoculars and the supraciliaries ; inter- 

 parietal long and narrow ; occipital very small ; subocular bordering 

 the lip, between the fourth and fifth upper labials ; temple granular ; 

 two or three enlarged supratemporals border the parietal ; usually 

 a small tympanic shield. Gular scales small, smooth ; collar with 

 very slightly toothed edge, formed of 7 to 11 plates. Dorsal scales 

 granular, roundish or hexagonal, smooth, a little larger on the sides ; 

 40 to 48 scales across the middle of the body ; ventrals in 6 or 

 8 longitudinal and 27 to 33 transverse series. Preeanal region 

 usually with two large median shields, one before the other, or 

 three shields forming a triangle. Limbs moderate, overlapping 

 when adpressed; foot longer than the head (to occipital shield). 

 Femoral pores 11 to 16. Tail twice to thrice as long as head 

 and body ; caudal scales strongly keeled. Colour very variable ; 

 upper parts brownish, with or without dark and light longitudinal 



* Tj-pes examined. 



