Key to the Species. 



lUnlv euL-losed in a shell .....••■•• 

 With walking feet ; shell hard : 



Plain gray, brown or black 



Marked with colored stripes or spots 



Shell soft, leathery 



With swimming feet, like paddles 



Body covered with scales : 



Four legs ; or if not, the neck as wide as head 

 No legs ; neck narrower than liead 



Spotted or barred 



Striped lengthwise 



Plain 



Ring aroimd neck 



ISody covered with skin only : 



No tail, when adult .... 



Green 



Brown. )ellowish or gray 

 Witli tail 



Turtle.s. 



Figs. I to 7 



S to 14 



15 to 16 



17 



Lizards. 

 Snakes. 

 I to 12 

 13 to 21 

 22 to 26 

 27 



Frogs. 



I, 2, 3 



4 to 14 



Salamanders. 



(4) 



