L'ANA. 



267 



Head as long as broad or a little broader than long; 

 snout rounded or obtusely pointed, projecting beyond 

 the mouth, as long as or a little 

 longer than the diameter of the Fig. 97. 



orbit ; canthus rostralis obtuse ; 

 loreal region very oblique; nostril 

 equally distant from the eye and 

 the tip of the snout or nearer the 

 former; interorbital space narrow, 

 one- third to one-half the width of 

 the upper eyelid, narrower than 

 the space between the nostrils, 

 and often distinctly grooved lon- 

 gitudinally ; tympanum very dis- 

 tinct, one-half to three-fourths Open mouth, 

 the diameter of the eye. 



Fingers obtusely pointed, first a little longer than 

 second ; subarticular tubercles small, moderately 

 prominent. 



Fig. 98. 



Upper views of beads of German specimens (var. ridibunda). 

 [From P. Z. S„ 1885.] 



