302 Lacertidse. 



20. EREMIAS BURCHELLI. 



Eremias burcheUi, Dum. & Bihr. Erp. Gc'u. v, p. 303 (1839) ; Griay, 

 Cat. Liz. p. 40 (1845) ; A. Smith, 111. Zool. S. Afr., Kept. pi. xl"v, 

 fig. 1, aud pi. xlviii, fig. 4; Bouleng. Cat. Liz. iii, p. 95 (1887); 

 Hewitt, Anu. Transv. Mus. ii, 1910, p. 110; Bouleug. Joiiru. Zool. 

 Res. iii, 1918, p. G. 



Head and body strougly depressed. Head 1.^ to 1| times as loug 

 as broad, its length 4 to 4^ times in length to vent, its depth equal 

 to the distance between the centre of the eye and the tympanum ; 

 snout rather pointed, with the nasal shields feebly swollen, as long- 

 as the postocular part of the head, with sharp canthus and feebly 

 concave loreal region; no frontal concavity; cheeks rather swollen. 

 Pileus If to 2 times as long as broad. Neck as broad as the head. 

 Hind limb reacliing the collar or between the collar and the ear in 

 males, the shoulder in females ; foot 1} to If times as long as the 

 head : toes rather slender, feebly compressed. Tail 14 to 2 times as 

 long as head aud bodv. 



Upper head-shields flat, smooth. Nasals forming a very short 

 sutvu-e behind the rostral ; frontonasal broader than long ; prefrontals 

 as long as broail, forming a very short suture, or separated by a 

 small azygos shield,* or separated by the fi-ontonasal touching the 

 frontal f ; frontal shorter than its distance from the end of the snout, 

 1| times as long as broad, nari-ow^ behind, in contact along | to f of 

 its lateral border with the large supraoculars ; parietals 1^ to 1^ times 

 as long as broad ; interparietal as large as or a little larger than 

 the frontoparietals, in contact with the occipital, which is i to -^^ its 

 length and projects bevond the posterior border of the parietals. 

 Two supraoculars, the first as long as or a little shorter tliau its 

 distance from the second loreal, the space in front of it filled by 

 7 to 13 small scales or granules ; 7 to 9 superciliaries, first not or 

 but little longer than the following, separated from the supraoculars 

 by a series of granules, or 2 series in front and 2 or 3 behind. Three 

 nasals, lower in contact with the rostral and the first upper labial, 

 posterior small and sometimes excluded from the nostril +; anterior 

 loreal as long as broad or a little longer than broad, shorter than 

 the second; 4 or 5, rarely 6, upper labials anterior to tlie subocular, 

 which is keeled below the eye and largely borders tlic niuuth, its 

 lower border much shorter than the upper. Temporal scales 



* In the type specimen. 



t In one of the specimens from Andrew Smith's Collection. 



X In tlie type specimen. 



