156 PROCEEDINGS OF THE ACADEMY OF [April, 



side of head from snout tip low fold extends back, including upper 

 ej'elid externally and outer edge of parotid, though not continued 

 beyond. 



Skin very rough, with more or less enlarged tubercles over upper 

 surface. Lower surface of body finely granular. Upper eyelids 

 with large tubercles, though parotids largely smooth. Upper 

 surfaces of limbs tuberculate like back, and lower surfaces granulated 

 like bellj\ 



Limbs moderately slender. Third finger longest, first and second 

 subequally shortest, and none webbed. Tips of fingers slightly 

 dilated with tubercles. Toes with rather short webs, each ending in 

 small tubercle. Two equal cuneate metatarsal tubercles. Fold of 

 skin along outer tarsal edge. 



Color in alcohol largely dusky. Sides and lower surfaces all more 

 or less blackish, with abdomen laterally and posteriorly, together 

 with lower surfaces of hind limbs, marbled or reticulated with paler 

 spots or blotches in rather well-defined contrast. Side of upper jaw 

 near edge and below eye, mottled a little, and after eye, along 

 middle of side, blackish. Upper surfaces of limbs blotched with 

 blackish, edged paler. Lower surfaces of all limbs with paler 

 markings. 



Length 32 mm. 



Type, No. 18,181, A. N. S. P. Camp Chiguancay, in Chanchan 

 River valley, western Ecuador. March, 1911. S. N. Rhoads. 



Nos. 18,182, 18,185, 18,193, 18,195, 18,198, 18,202, 18,203, 18,205, 

 paratypes, same data. Found in debris in woodland. 



Related to Bujo (haul (Molina), as figured by Garnot and Lesson,^ 

 but that species is represented as having short rounded parotids and 

 a very small distinct tympanum. 



Variation in color is quite noticeable in the present species, though 

 all the specimens are quite dark, with pale bands. 



(Named for the Chanchan Valle3\) 



HYLIDuE. 

 Hyla rubra Daudin. 



Twelve from Hacienda Gorzon to the foot of ]\It. Pichincha, on 

 IMay 16. 



Two from the forest above Chimbo, 10,300 to 12,500 feet elevation, 

 on April 17. 



6 Votj. CoquiUe, II, 1831, PI. 7, fig. 6, Chili. 



