59. With a dark line along the margin of the upper jaw; belly almost plain; 



Maine to N. D., southward to Florida and Kansas 

 Hyla crucifer crucifer Wicd Spring Peeper 

 (Hyla pic}{ermgu of Cope) 

 With dark spots along the margin of the upper jaw; belly dark spotted; 

 Georgia to Florida 



Hyla crucifer hartramiayia Harper Southern Peeper 



60. Posterior half of edge of upper jaw dark; dark band back through the 



tympanum usually continuing along the side as a series of dark spots; 

 westward from Montana and Arizona to the coast 



Hyla regilla B. 5? G. Pacific Tree Frog 

 With a light line along the upper jaw back to the shoulder or beyond; 

 dark band through the tympanum continuing back to the shoulder; In' 

 diana to Florida and Texas 



Hyla squirella Latreille Southern Oak Tree Frog 



61. Frog moderately slender; length less than three times width through the 



area of the tympanum; back with changeable dark markings, which 

 may be absent; rear of thighs yellowish, usually unspotted; Indiana to 

 Florida and Texas 



Hyla squirella Latreille Southern Oak Tree Frog 

 Frog very slender; length greater in proportion to width; back pale green 

 or with a few light spots; rear of thighs purplish, usually unspotted 62. 



62. With a distinct light band as a border between the darker color of the 



back and the light under surface; back yellowish'green; Florida to Vir' 

 ginia and Texas; northward to Illinois 



Hyla cinerea cinerea (Schneider) Green Tree Frog 

 No distinct light border between the color of the back and the under sur- 

 face; color bluish-green; Virginia 



Hyla cinerea evittata (Miller) Marsh Tree Frog 



63. Webs between the toes minute or absent; with or without small transverse 



discs on the ends of fingers and toes; Family Leptodactylidae Robber 



Frogs 64. 



Toes of hind feet well webbed; no discs on ends of fingers and toes; 



Family Ranidae True Frogs 68. 



64. Fingers and toes without pads or discs; with a dorsolateral and a lateral 



fold on each side; southern Texas 



Leptodactylus lahialis (Cope) White-lipped Frog 

 (Leptodactylus alhilahris (GiJnther) ) 

 With small, transversely oval pads or discs on the ends of fingers and 

 toes; no folds on sides 65. 



65. Legs short; length of leg to heel, when extended forward, equal to the 



distance from the tympanum backwards; with reddish dorsolateral lines 

 and snout: Florida 



Eleutherodactylus ricordn (D. £2? B.) Florida Robber Frog 

 (Eleutherodactylus planirostris (Cope) ) 

 Legs longer; length of leg to heel reaching jforward to the eye or anterior 

 to it; color not so; Texas 66. 



351 



