168 



LACEETID^. 



Fig, 52. — Upper and side views of head of Eremias gutfulafa, to explain the 

 nomenclature of the shields. 



cs. Chin-shields. 

 /. Frontal. 

 fn. Frontonasal. 

 fj}- Frontoparieta 

 ip. Interparietal. 

 V,P. Loreals. 

 la. Upper labials. 



la'. Lower labials. 

 m. Mental. 



11. Nasal. 



0. Occipital. 



p. Parietal. 

 ■pf. Pr:Tfrontal. 

 pn. Postnasal. 



r. Rostral. 

 sbo. Subocular. 

 sc. Supraciliaries. 

 ■SM. Supranasal. 

 so. Supraocular. 

 ty. Tympanic. 



Genus TACHYDROMUS, 

 Daudin, Kept, iii, p. 251, 1803. 

 Head-shields Bormal*. Nostril pierced between tA\o nasals and 



* I. e. a frontonasal, apairofprajfrontals, a frontal, a pair of frontoparietals, 

 a pair of parietals, nn interparietal, and an occipital. 



