2. Allig-ator Snapper. Mcii-rochelys hu-ertina. 



Lenglli, forty inches; like No. i, but eyes far apart, 

 looking sideways : plates of shield smooth, with an eleva- 

 tion on upper hind corner, forming three ridges on back. 

 Very strong and ferocious. 



Western and Southern. 



3. Wood Turtle. Chelnpus iyisculptus. 



Length, eight inches ; dark reddish-brown, with oyster- 

 shell-like embossed lines ; yellow-orange beneath, each 

 plate having a black blotch in the outside corner. 



4. Mud Turtle. Kinosternon peniisyliwiicum. 



Length, four inches ; similar to No. r ; head with lighter spots ; shield smooth, and shows no backbone ridge ; 

 no teeth on hind edge; lower shield large, and can close the shell with it. 

 Southern. 



