dd. With white line on upper jaw. 



e. No orange on under parts; dorsal spots 

 round with interspaces of same diameter 

 or more. 

 f. Snout shorter (6-6.8 in L.); more 

 lateral spots below dorsolateral fold; 

 tibia shorter (i. 73-1. 94 in L.); head 

 to tympanum 2.8-3.2 in L.; upper 

 eyelid wide (9.3-1 1.7 in L.); tym- 

 panum normally without light center. 



Meadow frog. Rana pipiens pipiens. 

 Plates LXXI-LXXIII. 



ff. Snout longer (5.23-6.3 in L.); fewer 

 lateral spots below dorsolateral fold; 

 tibia longer (1. 55-1. 82 in L.); head 

 to tympanum 2.38-2.8 in L.; upper 

 eyelid medium (11. 2-14 in L.), 

 tympanum usually with light center. 



Southern meadow frog. 

 Rana sphenocephala. Plate LXXVI. 



ee. Orange on under parts; dorsal square 

 spots in regular rows; spots with inter- 

 spaces less than diameter of spots. 



Pickerel frog. Rana palustris. Plate LXX. 



34 



