new Batirichiaus from the Andes. 189 



Hi/lodes pahieri. 



Tongue oval, nicked behind. Vomerine teeth in two feeble 

 oblique groups behind the level of the choange. Snout 

 rounded, as long as orbit, with moderately strong, nearly 

 straight canthus and oblique, concave loreal region ; nostril 

 near the tip of the snout ; interorbital space as broad as the 

 upper eyelid; tympanum distinct, one-third diameter of eye. 

 Fingers and toes moderate, the tips dilated into large, broad 

 disks ; first finger not extending as far as second ; toes quite 

 free ; subaiticular tubercles well-developed but small ; a 

 small, oval inner and a very small, rounded outer metatarsal 

 tubercle. The tibio-tarsal articulation reaches between the 

 eye and the tip of the snout ; tibia three-fifths the length of 

 head and body. Skin smooth, belly feebly granulate. 

 Greyish olive above, with small dark brown dots and a 

 A-shaped dark marking on the anterior part of the back ; 

 upper lip with dark vertical bars; a dark streak below the 

 canthus rostralis; limbs with daik cross-bands; lower parts 

 dirty white, throat marbled with grey, belly with grey 

 vermiculations. 



Two specimens from Pueblo Rico, Choco, S.W. Colombia, 

 5200 feet, from the collection of Mr. M. G. Palmer. 



Hylodes margaritifer. 



Tongue oval, indistinctly nicked behind. Vomerine teeth 

 in two small rounded groups behind the level of the choanse. 

 Snout truncate, very prominent, as long as orbit, with strong, 

 curved canthus and oblique, concave loreal region; nostril 

 near the tip of the snout ; interorbital space broader than the 

 upper eyelid ; tympanum distinct, one-fourth diameter of 

 eye. Fingers and toes moderate, the tips dilated into large 

 disks, those of the fingers broader and truncate ; first finger 

 considerably shorter than second ; toes quite free ; sub- 

 articular tubercles moderate ; two feebly prominent meta- 

 tarsal tubercles, inner oval, outer round. The tibio-tarsal 

 articulation reaches between the eye and the tip of the 

 snout ; tibia three-fifths the length of head and body. Skin 

 smooth, with scattered tubercles, which are subconical on 

 the head and back, and larger, white, pearl-like on the throat 

 and belly ; a larger, conical tubercle on the upper eyelid and 

 another on the heel. Yellowish above and beneath, above 

 with dark brown symmetrical markings and the tubercles 

 crimson. 



From snout to vent 15 mm. 



Two specimens from El Topo, R. Pastaza, E. Ecuador, 

 4200 feet, from the collection of Mr. M. G. Palmer. 



