SYSTEMATIC ACCOUNT OF THE SPECIES. 165 



of ear opening; separated from the semicircles by three or four scales; supra- 

 ocular discs large and broadly in contact with the semicircles; canthus rostralis 

 very prominent and composed of but two greatly elongate scales, three or four 

 elongate scales which overlap broadly form a ridge over three fourths of the eye ; 

 loreal rows very irregular, about four; lower eyelid very broad covered with 

 minute granules; subocular semicircle feebly developed, its scales not greatly 

 enlarged; six supralabials, four long and two short, the fourth under the centre 

 of the eye, temporal scales scarcely differentiated, feebly keeled and slightly 

 imbricate; no indication of a supratemporal Une; scales of back composed of 

 about twenty-one enlarged, keeled, and imbricate scales, those of sides decreas- 

 ing in size vertically and sharply differentiated from the enlarged, keeled, and 

 strongly imbricate ventrals, the largest middorsals are considerably larger than 

 the ventrals; body slim, no nuchal nor dorsal fold; Umbs medium, the adpressed 

 hind limb reaches to between the ear opening and eye; digits slender, pectinate 

 but without dilations; tail shghtly compressed, without trace of verticils; the 

 middorsal row of caudals enlarged and with continuous keels; postanal scales 

 very shghtly enlarged. 



Colour (in life): — Brown, a dorsal stripe of Ught brown and two lateral 

 white stripes on each side. The dark brown area between the middorsal and 

 upper lateral stripes often cut into a series of squares by narrow and rather 

 faint pale cross-bars. Fore limbs dark brown, hind limbs lighter brown, 

 sometimes distinctly cross barred with darker. In young individuals the 

 middorsal stripe is rarely conspicuous. 



Dimensions: — Total length 89 mm. 



Tip of snout to vent 28 mm. 



Vent to tip of tail 61 mm. 



Width of head 5 mm. 



Fore Umb 9 mm. 



Hind limb 18 mm. 



The little Cuban grass Uzard is found throughout the Island as far west as 

 Guane and is not uncommon in open grassy pastures on dry hillsides and in the 

 more or less sterile savanna land ; but frt)m the nature of the country it is not 

 surprising that it should be much more common in central and western than in 

 eastern Cuba. It is abundant in the fallow fields of San Carlos Estate near 

 Guantanamo (Ramsden). In colour it fits admirably with dry grass or cane- 

 trash. It is extremely active and is far more often seen than caught. It is 



