358 HTLIDiE. 



beneath immaculate. Male with an external subgular vocal sac. 

 Prom snout to vent 38 millim. 

 Surinam ; Brazil. , 



a. g . Surinam. Mr. Bartlett [0.]. 



6. 5 . Surinam. Herr Kappler [p-\- 



c. (J. BaMa. > Dr. WucherertO.j. 



d. 5 . Upper Amazon. Mr. Bartlett [0.]. (Type of 



Hyla rhoduporus.) 



18. Hyla xerophylla. 



Hyla xerophylla, I)iim. ^ Bihr. p. 549 ; Peters, Mon. Berl. Ac. 1873, 



p. 613. 

 Hypsihoas xerophyllum. Cope, Journ. Ac. Fhilad. (2) vi. 1867, p. 200. 



Very oloselj^ allied to E. punctata, from which it differs by the 

 greater development of the web between the fingers (these being 

 one-third webbed), and the presence of vertical brown bars on the 

 sides of the body and the hinder side of the thighs. From snout to 

 vent 47 millim. 



Cayenne ; Surinam ; Nicaragua. 



a. 9. ? 



19. Hyla granosa. (Plate XXIV. figs. 2 & 3.) 



Tongue subcircular, entire, adherent. Vomerine teeth between 

 the large choanse, in two oblique series, forming together a chevron, 

 the point of which is turned forwards. Head moderate, broader 

 than long ; snout rounded, once and a half as long as the diameter 

 of the eye ; canthus rostralis rather indistinct ; loreal region oblique, 

 slightly concave ; eye very prominent ; upper eyelid narrow ; inter- 

 orbital space much broader than the latter ; tympanum distinct, half 

 or not quite half the diameter of the eye. Three outer fingers half 

 webbed or nearly so ; a rudiment of poUex, slight in females, claw- 

 like in males ; toes three-fourths webbed ; disks as large as, or nearly 

 as large as, the tympanum ; subarticular tubercles little developed. 

 The hind limb being carried forwards along the body, the tibio- 

 tarsal articulation reaches the tip of the snout. Upper surfaces, 

 belly, and lower surface of thighs granulate. Colourless ; males with 

 a few scattered white dots on the head and back; females with a 

 cross-streak between the eyes, a streak from the nostril, and a few 

 spots on the back, forearms, and tibiss, purple ; upper eyelid rose, 

 as in H. punctata. Male with an external gular vocal sac. Trom 

 snout to vent 40 millim. 



Guianas ; N. Brazil ; Ecuador. 



a, 5 . Demerara Palls. 



h-d. 3. Santarem. H. A.Wickham, Esq. [C.]. 



ef, 5 . Interior of Brazil. 



g tj. Oanelos, Ecuador. Mr. Buckley [C.]. 



