272 



Lacertidas. 



parietals uot or but little longer than broad ; occipital smaller than 

 the interparietal, entirely absent in one specimen ; temporal scales 

 usually rather large, with large masseteric shield. 



Gular scales rather large, 19 to 25 in a longitudinal series ; gular 

 fold rather feebly marked. Collar feebly or vei-y feebly serrated, with 

 8 to 10 plates. 



Scales large and fiat, round, roundish-hexagonal, or distinctly hexa- 

 gonal, more distinctly keeled than usual in the typical form, 45 to 

 55 across the middle of the body ; 24 to 36 transverse series, in the 

 middle of the back, correspond to the length of the head, 3, or 2 and 

 3, on the side coi-respond to a ventral plate. Ventral plates in 23 to 

 28 transverse series. Preanal plate large, with one semicircle of small 

 plates. Scales on upper surface of tibia keeled and much smaller than 

 dorsals. 13 to 16 femoral pores on each side. 21 to 24 lamellar scales 

 under the fourth toe. 



Upper caudal scales strongly or moderately keeled, very oblique, 

 more or less distinctly pointed behind, the whorls often very distinctly 

 longer and shorter alternately ; 25 or 26 scales in the fourth whorl. 



Brown above, with a darker lateral band, light-edged above and 

 beneath, and a dark vertebral streak or series of spots, exactly as in 

 some specimens of the typical L. muralis and of L. vivipara. Throat 

 a,nd breast spotted with black ; the belly of the males may be studded 

 with thick black dots. 



Measurements (in millimetres) : 



S. 



From end of snout to vent 



ore limb 



Length of head 

 Width of head 

 Depth of head 

 Fore limb 

 Hind limb 

 Foot . 

 Tail 



64 

 21 

 14 



19 

 28 

 15 



51 

 22 

 13 



9-5 

 7 

 18 

 27 

 15 

 97 



62 

 21 

 14 



8-5 

 7 

 18 

 27 

 14 



56 



20 



12 



9 



7 



18 



26 



14 



104 



Particulars of Siyecimens Examined 

 ^ Type (Naples Mus.) . 

 $ „ (Naples Mus.) . 



1. 2. 3. 



51 55 25 



41 48 23 



56 46 27 



56 48 28 



7. 



4. 5. 6. 



9 21 15-16 1 



9 21 16-151 



8 20 14-16 1-22-24 



8 25 16 i 



55 51 27 10 20 



16 



