294 CLASS XV. 



consideration I am only able, whilst regarding the general habitus, to 

 notice these as sub-genera, which permit a more convenient view 

 of the species hithei-to known, about fifty in number. 



Compare Milne Edwards Recherches Zoul. pour servir a Vllist. 

 des Lezards, Ann. des Sc. natur. xvi. 1829, p. 50 — 89. 



a) With toes carinate heneafh w serrate at the margin. 



Psammodromus Fitz., Notopholis Wagl. Palatine teeth none. 

 Collar none. Toes compressed, carinate beneath. Scales of back 

 imbricate, carinate. 



Sp. Psammodromus Mspanicus Fitz., LaceHa Edwardsiana Duges, Avm. des 

 Sc. nat. XVI. p. 386, PI. XIV. ; Spain, South of France. 



Add genus Calosaura Dun., Bibr. Sp. LaceHa Leschenaultii Milne 

 Edwards 1. 1. PI. vi. fig. 9. 



Eremias Fitz. Palatine teeth in some, in others none. Collar 

 distinct. Toes compx'essed, carinate beneath. Scutella around the 

 nostrils tumid. 



Sp. Lacerta variabilis Pall. ; Tartary. Most of the species are from South 

 Africa. 



Acanthodactylus Fitz. Palatine teeth none. Collar distinct. 

 Toes compressed, carinate beneath, serro-fimbriate at the mai'gins 

 with sharp scales. 



Sp. Lacerta BosJciana Daud. Rept. iii. PI. 36, fig. 2, Egypt, &c. 



Scapteria Fitz. Collar distinct. Toes depressed, smooth beneath, 

 bordered on each side with somewhat long sharp scales. 



Sp. Lacerta grammica Lichtenst., Dum. et Bibr. Erpet. V. PI. 54, fig. r, 

 Africa. 



b) With toes sichcompressed, smooth leneath, and not bordered at the 

 sides. 



Lacerta Dum., Bibr. Collar distinct. Scales of abdomen larger, 

 smooth, arranged in transverse parallel rows. A few teeth on each 

 side at the posterior part of palate in most. 



Sp. Lacerta, ocellata Daud. Rept. iii. PI. 33, le Lizard vert, Lac. Quadr. 

 ovip. I. PI. 20 ; this species, the largest of the genus, attains a length of 

 full one foot, of which the tail forms the greatest half; it is found in Spain, 

 Italy, and the South of France ; — Lacerta stirpium Daud., Lacerta agilis 

 L. (in part), Sturm Fauna, Amphih. Heft 2, Daudin Rept. in. PI. 35, 

 fig. 1, Bell British Rept. p. 18; the Sand Lizard, hagedis, die gemeine 



