Colums 1-6 as in the preceding ; cfiluiim 7 reffi-s to tlic siilwcular, bordering 

 ( + ) or not ( — ) the mouth. 



Hahitiif. — Mediterranean coast of France and Spanish Peninsula. 

 Sclireiber, in the second edition of his Herpetolo£,ne Eiiropfea, p. 361, 

 regards P. hisjMiiiicus as almost exclusively restricted to the sea-coast, 

 only exceptionally occurring far inland. Had he referred to Bosca's 

 paper in Bull. Soc. Zool. France, 1880, p. 273, he would have found 

 that the species occurs over nearly the whole of the Spanish Peninsula, 

 in suitable arid, sandy regions, " trcs abondant dans le centre et le midi." 



This species has been I'ecorded from Siliqua, Sardinia, by Giglioli, 

 Arch. f. Nat. 1879, p. 97. Having examined the single specimen 



