84 Lacertiche. 



obtusely pointed, as long as or a little longer than the postocular part 

 of the head, with rather sharp cauthus and feebly concave loreal region ; 

 nasals feebly swollen. Pileus 2 to 2J times as long as broad. Neck 

 as broad as the head. The hind limb reaches the ear or between the 

 collar and the ear in males, the collar or between the collar and the 

 ear in females ; foot li to If times as long as the head ; fourth toe, 

 , from the base of the fifth, 1 to It times as long as the head. Tail 1^ 

 to 2i times as long as head and body. 



Upper head-shields convex, sometimes feebly rugose in the adult. 

 Suture between the nasals jr to ^ the length of the frontonasal, which 

 is as long as broad or a little broader than long, and a little broader 

 than the internarial space* ; prefrontals as long as broad or longer 

 than broad, forming a suturef ; frontal as long as or shorter than 

 its distance from the end of the snout, 1| to 2 times as long as broad, 

 rounded or forming an obtuse angle in front, narrow behind ; 

 parietals as long as broad or a little longer than broad, outer border 

 straight or concave ; a very small occipital sometimes present, behind 

 the suture between the parietals. Pour large supraoculars, the first 

 as long as or a little shorter than the second, and usually divided 

 into 2 or 3, sometimes disintegrated into 4 to 7 parts, or separated 

 from the second by a series of granules, fourth smaller and also 

 occasionally separated from the supraocular in front of it by a series 

 of granules ; 6 or 7, rarely 6, superciliaries, the first the longest and 

 in contact in front with the first supraocular ; a single series of 

 granules between the supraoculars and the superciliaries. Anterior 

 loreal shorter than second ; constantly 4 upper labials to below the 

 centre of the eye, the fourth the longest ; subocular sharply keeled 

 below the eye and forming an angle wedged in between the fourth 

 and fifth upper labials. Two strongly keeled upper temporals, the 

 first long, the second short ; temporal scales granular, convex, upper 

 minute, lower large, or lower transversely elongate and more or less 

 strongly keeled ; tympanic shield often present ; auricular dentieula- 

 tion merely indicated or moderately strong and formed of 4 or 6 

 rounded or obtusely pointed scales. 



5 pairs of chin-shields, the three first in contact in the middle. 

 25 to 35 (usually 25 to 31) gular scales in a straight line between 

 the symphysis of the chin-shields and the median collar-plate, 

 juxtaposed in front, larger and imljricate near the collar ; gular fold 



■» Longitudinally divided into two in a female from Alexandria and iu a 

 young from Eamleh. 



t A small shield between the prefrontals in n male and in a female from 

 Alexandria and in a male and in a yoxing Irom Eamleh. 



