168 Lacertidas. 



Aspistis edwardsiana, Wagl. Syst. Amph. p. 156 (1830). 



Notopholis edwardsiana, Wiegm. I.e. 



? Algira penetata, G-ray, Ann. N. H. i, 1838, p. 283. 



Psammodromus edwardsii, Duni. & Bibr. Erp. Gen. v, p. 253 (1839). 



Psammodromus edwardsianus, Bonap. Ann. Sc. Nat. (2) xii, 1839, 

 p. 62, pi. iv, fig. 2, and Icon. Faun. Ital., Anif. (1841). 



Psammodromus cinereus, Bonap. 11. cc. fig. 1 ; Gray, t.c. p. 39 ; 

 Lataste, Rev. Intern. Sc. iii, 1880, p. 177 ; Bosca, Bull. Soc. Zool. 

 Prance, 1880, p. 274. 



Lacerta cinerea, Schinz, Eur. Faun, ii, p. 28 (1840). 



Body moderately depressed. Head small, feebly depressed, convex 

 on the occiput, If to If times as long as broad, its depth equal to the 

 distance between the anterior corner of the eye and the tympanum, 

 its length 3| to 4i times in length to vent in males, 4 to 4f times in 

 females ; snout obtusely pointed, with strong canthus and concave 

 loreal region, a little shorter than postocular part of head ; a sharp 

 feeel below the eye, on the freno-ocular and siibocular shields. Neck 

 as broad as or a little broader than the head. The hind limb reaches 

 the wrist or the elbow of the adpressed fore limb in females, the axil, 

 the shoulder, the collar, or a little beyond in males ; foot H to 1^ 

 times length of head ; digits feebly depressed, with sharply keeled, 

 spinose lamellae inferiorly, in two series except distally. Tail a little 

 less than 1^ to a little more than 2 times as long as head and body. 



Ptei-ygoid teeth absent. 



Nostril separated from the postnasal and from the first upper labial 

 by a narrow rim ; nasals forming a short or very short suture behind 

 the rostral; frontonasal broader than long; prefrontals forming an 

 extensive suture, unless separated by one or two azygos shields ; * 

 frontal 1^ to 2 times as long as broad, as long as its distance from the 

 rostral or the end of the snout, narrower behind than in front, lateral 

 borders more or less concave ; parietals as long as broad or a little 

 longer, outer border convex; interparietal li to 2 times as lono- as 

 broad ; occipital as large as or a little smaller than the interparietal, 

 often shorter and broader.f Four supraoculars, first very small or 

 reduced to a granule,J second longer than third, fourth small but 

 larger than first§ ; four superciliaries, rarely five, second much longer 



* 3 males from Marseilles, single females from Montpellier and Lisbon; 

 united in a female from Madrid. 



t Absent in a female from Seville. 



J Absent in two females from Seville. 



§ In 7 specimens from Seville the fourth supraocular is separated from the 

 frontoparietal. 



