COMMON FROG. 89 
ANOURA. RANADZE. 
Genus, Rana, Linn. 
Generic Character.—Skin smooth, hinder legs very long, formed for leaping ; 
the toes palmated. Teeth on the upper jaw, and on the palate. 
COMMON FROG. 
Rana temporaria. Linn. 
Specific Character.—Reddish, or yellowish, or greenish brown, with an ob- 
long brown spot behind the eyes; the legs with brown fasciz. 
Rana temporaria, Linn. Syst. Nat. I. p. 357. Fuiem. Brit. An. p. 158. 
Jzenyns, Brit. Vert. p. 300. 
» aquatica, Ray, Syn. Quad. p. 247. 
» used, Rosk.. Hist. Nat. Ran. 
Common Frog, Penn. Brit. Zool. III. p. 9. SHaw, Gen. Zool. III. p. 96. 
t, xxix. 
Grenouille rousse, Cuv. Reg. Anim. 
Var. Rana Scotica, BELL, Brit. Rept. Ed. 1, p. 102. 
Ir in the natural system of animals we must look for the 
typical representative of any group in that form im which 
