9. HTLODES. 217 



brown ; hind limbs indistinctly cross-barred ; lower surfaces yel- 

 lowish ; a few small black spots on the lower belly. 

 Chiriqui. 



37. Hylodes unistrigatus. (Plate XIV. fig. 4.) 

 Hylodes unistrigatus, Gihiih. Pi-oc. Zool. Soc. 1859, p. 416. 



Habit of ill/la arhorea. Tongue oval, slightly nicked behind. 

 Vomerine teeth in two small oblique groups behind the choanae. 

 Snout rounded, as long as the orbital diameter, with distinct canthus 

 rostralis ; nostril nearer the tip of the snout than the eye; inter- 

 orbital space broader than the upper eyelid ; tympanum distinct, 

 not quite half the diameter of the eye. Fingers moderate, first 

 shorter than second ; toes- short, free ; disks large ; subarticular 

 tubercles well developed ; two metatarsal tubercles, the outer 

 sometimes indistinct. The hind limb being carried forwards along 

 the body, the tibio-tarsal articulation reaches the tympanum or the 

 eye. Skin of upper surfaces smooth, of sides tubercular ; belly 

 granular ; a strong fold across the chest. Brown or olive above, 

 marbled or striped with darker ; sometimes a light vertebral Une. 

 Male with a subgular vocal sac. 



Ecuador ; Bolivia. 



a-b, c. c? ? . W. Ecuador. Mr. Eraser [C.l. (Types.) 



d. $ . Paitauga, Ecuador. Mr. Buckley [C.]. 



e. Several spec. : Bolivia. 



38. Hylodes buckleyi. (Plate XIV. fig. 5.) 



Tongue oval, entire. Vomerine teeth in two oblique groups con- 

 siderably behind the choanse. Snout rounded, as long as the greatest 

 orbital diameter ; canthus rostralis distinct ; nostril nearer the tip 

 of the snout than the ej-e ; fronto-parietals a little concave, their 

 edges slightly prominent, their width almost twice that of the 

 upper eyelid ; tympanum distinct, a little more than one third the 

 diameter of the eye. Fingers moderate, first shorter than second ; 

 toes moderate, quite free, slightly fringed ; disks and subarticular 

 tubercles moderate ; two metatarsal tubercles. The hind limb being 

 carried forwards along the body, the tibio-tarsal articulation reaches 

 tbe tympanum or the eye. Skin of upper surfaces with small smooth 

 warts ; belly granular. Blackish brown above, uniform ; in one 

 specimen there are a lighter strijie across the interorbital space and 

 two otliers, close together, along the back ; throat and belly brown, 

 marbled with darker, in one specimen yellowish dotted with brown ; 

 lumbar region and lower surface of limbs yellowish-and-brown 

 marbled. From snout to vent 45 millim. 



Ecuador. 



a-/. 2 . Intac. Mr. Buckley [C.]. 



