FROG, 
GENERIC CHARACTER. 
Body naked. 
Four legs ; the feet divided into toes. 
No tail. 
SPECIFIC CHARACTER. 
Rana temporaria. R. dorso planiusculo subangulato. Linn. 
Syst. Nat. Gmel. 1 . p. 1053. 
With a flattish subangulated back. 
Rana palmis tetradactylis fissis, plantis pen- 
tadactylis palmatis j pollice longiore. Fn. 
Suec. 1 . no. 250. 
Rana fusca terrestris. Roesel. Hist. 
Ran. p. 1 . t. 1 — 3. 
Rana aouatica. Raj. Quadr. p. 241. 
Common Frog. . Penn. Brit. Zool. 3. p. 9 . Shaw Gen. 
Zool. 3. p. 97 . pi. 2 9 . 
As it would be trifling with the reader to describe 
the form of a reptile with which he is so well ac- 
quainted, we shall at once proceed to relate the 
manner in which its spawn, by a regular progres- 
sion, passes from a small black globule to a perfect 
frog. We shall here beg leave to quote the General 
