Western States - Texas, Arizona and Lower Cali- 

 fornia. Its life history and habits are not well 

 known, but it is said to live in burrows. 



HYLIDAE (Family) Acris (Genus) 

 26. Acris gryllus (LeConte). CRICKET-FROG. 



This species is perhaps the most active of our 

 small tree frogs. It inhabits the eastern U. S., liv- 

 ing on the ground in damp situations. 

 Hyla (Genus). 

 27. Hyla crucifer Wied. SPRING-PEEFER. 



This is the smallest representative of the genus 

 in North America. It inhabits the Eastern United 

 States and attains a maxirmim length of one and 

 one-quarter inches. 



28. Hyla versicolor versicolor (LeConte). 

 TREE TOAD. 



This strictly arboreal variety is at once one of 

 the most interesting and one of the commonest of 

 the Amphibia Salientia inhabiting the eastern U. 

 S. It ranges west to Kansas. The colour of Hyla 

 versicolor varies greatly at different times and 

 under different conditions, ranging from white to 

 stone-gray or brown with many intermediate shades. 

 RANIDAE (Family) Rana (Genus) 

 29. Rcrna aesopus (Cope). GOPHER FROG. 



The Gopher Frog is known from Florida only. 

 It is of very wary and secretive habits, and is rare 

 in collections. Except in the breeding season, 

 when it frequents ponds and swamps, it inhabits 

 the burrows of the Gopher Tortoise (Gopherus 



