864 AGAMID^. 



keeled, forming regular longitudinal series, some of which are larger 

 than the others ; a very slight indication of a nuchal denticulation ; 

 ventral scales smooth, smaller than the largest dorsals. Limbs 

 strong, with compressed digits ; the scales on the upper surface of 

 the limbs large and very strongly keeled and spinose ; third and 

 fourth fingers nearly equal ; fourth toe very slightly longer than 

 third, fifth extending beyond first. Tail rounded, depressed at the 

 base, covered with large strongly keeled spinose scales forming 

 annuli ; it is four times as long as the distance from gular fold to 

 vent. Males with a patch of anal pores, and another patch of pores 

 on the middle of the belly. Head and neck yellow, the rest of the 

 body blackish brown. 



Total length 438 millim. 



Head 28 „ 



Width of head 28 „ 



Body 90 „ 



Fore limb 63 „ 



Hind limb 99 „ 



Tail 320 „ 



N.W. India. 



a. cf . Khirthar Range, Sind. W. T. Blanford, Esq. [P.]. 



37. 'Agama lirata. 



Stellio liratu8, Blanf. Ann. ^ Mag. N. H. (4) xiii. 1874, p. 453, and 

 E. P0'sia, p. 320, pi. xx. fig. 2. 



Head rather flat, longer than broad. Nostril in the middle of 

 the canthus rostralis. Scales of the upper part of the head trans- 

 versely keeled on the occiput, smooth in the supraorbital regions, 

 convex or bluntly keeled longitudinally on the snout; occipital 

 not enlarged ; a group of spinose scales in front of the large 

 tympanum, and a very few scattered spines below and behind it. 

 Two or three folds across the throat. Body depressed ; scales 

 of the back of the neck \ery small ; a rudimentary nuchal crest ; 

 a fold from the side of the neck over the shoulder, running back 

 towards the groin ; in the middle of the back are six or seven 

 rows of large keeled scales, the keels forming continuous parallel 

 lines : lateral scales small, keeled ; ventral scales smooth, much 

 larger than the lateral ones, but not half as large as the median 

 dorsals ; no enlarged scales on the sides. Limbs strong, with com- 

 pressed digits ; the scales on the upper surface of the limbs sharply 

 keeled and pointed ; fourth finger very slightly longer than third, 

 fourth toe slightly longer than third. Tail much longer than the 

 body, covered with keeled pointed scales, which do not form distinct 

 rings ; the scales at the base of the tail smooth. Dusky above, 

 with imperfect blackish transverse markings ; a small blackish pit 

 before each shoulder. 



