250 Lacertidse. 



1. 2. 3. 4. 5. G. 7. S. 9. 



^ Berbera . . . 35 77 8 30 7 3-2 23-22 23 5-6 

 9 „ . . . 37 68 8 28 8 28 19 24 6 



Habitat. — Soinalilaml (West aii<l Simth) aud Britisli East Africa 

 fplaiu North of Guaso Nyiri). 



7. EEEMIAS ERYTHEOSTICTA. 



Eremias erythrosticta, Bouleno-. Ann. Mus. Geuova (2), xii, 1891, 

 p. 10, pi. i, fig. 2, Proc. Zool. Soe. 1896, p. 924, fig., and Journ. Zool. 

 Ees. iii, 1918, ]>. 4. 



Head aud body strongly depressed. Head 1^ to 2 times as long as 

 broad, its length 3^ to 3f times in length to vent, its depth equal to 

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

 acutely pointed, twice as long as the postocular part of the head, 

 nasals more or less swollen, canthus sharp, loreal region concave ; a 

 concavity on the upper surface of the snout, extending to the middle 

 of the frontal shield. Pileus 2^ to 2^ times as long as broad. Neck 

 as bi'oad as the head. Hind limb reaching the eye or halfway between 

 the eye and the nostril ; foot If to Ih times as long as the head ; toes 

 slender, strongly compressed. Tail 2 to 2^ times as long as head and 

 body. 



Upper head-shields flat, smooth. Nasals in contact behind the 

 rostral, the suture between them j to ^ the length of the frontonasal, 

 which is longer than broad ; prefrontals longer than liroad, forming a 

 suture in the middle; frontal shorter than its distance from the end 

 of the snout, If to 2 times as long as broad, narrow behind, separated 

 from the supraoculars by a series of small scales ; parietals as long as 

 broad, longer than the frontoparietals; interparietal small <n- very 

 small, separated from the vei'y small occipital l)y one, two, or three 

 sliields. Three supraoculars, the first shorter than the second and 

 usually separated from it by a series of small scales ; 5 superciliaries, 

 first largest, separated from the second and thii-d supraoculars by a 

 sei'ies of small scales. Four nasals, tw^o upper and two lower; anterior 

 loreal \h to 2 times as long as deep, shorter than the .second ; 6 or 7 

 upper labials anterior to the centre of the eye, the two first in contact 

 with the lower nasals ; subocular keeled below the eye, resting on tw^o 

 upper labials. A narrow upper tempoi'al or a seines of small shields ; 

 temporal scales granular, obtusely keeled ; a small tympanic shield ; 

 no auricular denticulation. Lower eyelid opac[ue, covered with small 

 scales. 



4 ])airs of chin-shields, the 2 or 3 anterior in contact in the middle; 



