372 AGAMID^. 



imbricate, distinctly keeled, and ending in a point. Scales of the belly 

 sub-imbricate, smooth. Ears with some small spines above it. A small 

 group of spines on the nape. Back not crested. Tail long, conical. 

 Colour dark sandy above, the scales tinged bluish on the back. Chin, 

 throat, and sometimes the entire under parts, chiefly the sides of the 

 body, cobalt blue. Tail banded. 



Hah. — Sind, Punjab, Beloochistan, Afghanistan, Persia and Arabia. 

 Uromastix, Merrem. 



Tympanum naked. Scales minute, granular, of equal size. Tail 

 depressed, surrounded by rings of spinous tubercles, not extending on 

 its lower side. Throat with a transverse fold. No dorsal crest. Ventral 

 scales smooth. Femoral and pras-anal pores present. 



JJroToa.asti'K h.aYdwick.ii, Gray, Zool. Jotirn, in. p. 219; Gunth. 

 Rep. Brit. Ind. p. 155; Theoh. Cat. Rep. Brit. Ind. p. 119; Murray, 

 Hdbk., Zool., Sfc, Sind, Uromastix reticulatus, Cuv. Reggie. Anim. 



Head short, obtuse; body and tail depressed; eye rather small ; eyelids 

 scaly; snout covered with small shields; nostrils lateral; rostral shield 

 the width of nearly 4 labials ; upper labials 12 on each side, the hind 

 ones lobate. Tympanum deeply sunk, fringed with small tubercles in 

 front. A series of large scales from behind the mental towards the 

 temporal region, separated from the lower labials by a gr-anular inter- 

 space. Skin of the throat lax, and with several folds. Back covered 

 with unequal-sized granular scales. Tail very broad anteriorly, taper- 

 ing behind, ringed with transverse series of spinous shields, with 

 granular interspaces. Lower part of tail smooth, covered with small 

 scales, but larger than those on the bell}^ ; outer side of thigh of hind 

 leg covered with spinous tubercles. A series of 16-18 pores on each 

 thigh, interrupted in the pubic region. Toes of the anterior pair of 

 feet covered above with sub-imbricate scales, below there are large cross- 

 plates with 3-4 deuticulations in front, and an indistinct keel mesially, 

 those on the hind feet the same, but with less broad cross-plates. 



Colour yellowish grey, clouded or waved with blackish or reddish 

 brown ti'ansverse lines; in some specimens two to three dark lines 

 radiate from in front of the eye. Occasionally a black spot inside of 

 each femur; attains to a length of 15 inches. 



Hah. — Sind, N. W. Provinces, Punjab, Beloochistan, beyond Sibi 

 (not met with at Quetta) and India generally. 



ORDER— OPHIDIA. 



SNAKES. 

 Body exceedingly elongate, without limbs or rudiments of limbs ; 

 rudimentary pelvic styles scarcely visible externally. Belly covered with 

 broad plates. Head covered with shields. The ribs perform the functions 

 of locomotion, and are articulated with the vertebral column. Sternum 

 none, Tail conical, tapering. Rami of mandible united in front by an 



