406 NEW YORK STATE MDSECTM 



Family 4 rani dab 

 ^ Frogs 

 Usually fair sized forms ; strongly developed hirid legs ; hind feet 

 well webbed and no disks on toes ; mostly water-inhabiting forms. 



25 Rana virescens Kalm 

 De Kay. Rana halecina, the shad frog, common frog, leopard frog, p. 68, 



pi. 30, fig. 49 

 Green, with irregular black blotches edged with white ; these 

 mostly in two irregular rows on back ; legs barred above ; belly 

 pale ; head rather long. Length 2f inches. 



Probably the commonest of the frogs ; found in moist places 

 and marshes. The first species heard in tlie spring along with 

 Acris gryllus. Frequently lives in swarms. 



26 Rana palustris Le Conte 



Pidkerel frog 



DeKay. Rana palustris, p. 63, pi. 23, fig. 60 



Light brown with two rows of large, oblong square blotclies of 



dark brown on back, one or two on sides ; a brown spot above eye ; 



dark band from nostril to eye ; upper jaw white spotted with black. 



Length 3 inches. 



Very widely distributed, from mountains in north of state to salt 

 marshes on coast. Usually found in cold springs and streams, and 

 is seen more frequently than any other ifrog in the grass. 



27 Rana septentrionalis Baird 

 Northern frog 

 Brown or olive, with paler, worralike markings over the' back and 

 legs ; sometimes a few dark blotches behind. Length 2^ inches. 

 Reported from northern part of the state. An entirely aquatic 



species. 



28 Rana clamata Daudin 

 DeKay. Rana fontiualis, the spring frog, p. 62, pi. "21, flg. Sia 

 Greenisli or brownish, shading anteriorly to a bright green ; 

 rounded brown spots all over the back; beneath, grayish white; 

 legs with several transverse bands. Length 3 inches. 



Aquatic, hannting all kinds of waters ; lives singly or in pairs. 



