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bulletin: museum of comparative zoology. 



indicated by a vertical oval, the greatest diameter of which is one half the 

 length of the eye. Digits free, slender, without discs; the first and second 

 fingers equal in length and shorter than the fourth; the elbow extended for- 

 ward reaches a little beyond the orbit. Toes slender, without discs, less than 



Fig. 3. — Telmatobius pustulosus (Cope). 1. Foot. 2. Hand. 3. Open mouth. 



half webbed; subarticular tubercles only moderately developed; a distinct 

 inner metatarsal tubercle but no outer; heels barely in contact when the hind 

 limbs are folded at right angles to the axis of the body; the tibiotarsal articula- 

 tion reaches the anterior edge of the orbit when the hind limbs are carried 

 forward along the body. Skin smooth except for the low tubercles on the 

 sides of the body, underside of forearms, posterior dorsal surface of body, 

 region around the vent, dorsal side of the tibia, and ventral side of the foot; 

 the tubercles on the sides of the body much larger than the others, and more 

 whitish in color. No glandular folds on the dorsal surface, a few longitudinal 

 creases on the ventral surface. 



Color above brown with a few indistinct darker markings ; light brown below, 

 gular region and lateral tubercles milky white. 



Dimensions. 



Tip of snout to vent 58 . 5 mm. 



Tip of snout to posterior end of mandibular bone 21 " 



Greatest width of head 22 



Fore leg to tip of longest finger 36 



Hind leg to tip of longest toe 85 . 5 



