110 REPTILES. 



the former exhibit no difference, wliilst in the latter the iliac bones 

 appear to be rather more elongate in proportion to the length of the 

 whole vertebral colnmn : the proportions of the different parts of the 

 extremities are nearly the same. 



31. Hyla rubra. 



Hyla rubra, Baud. Haiti, p. 2(3. pi. 9. f. 1, 2, and Sq)t. viii. p. 53 ; Latr. 



Hept. ii. p. 17G ; Dnm. ^- Bibr. p. 592 ; Burmeister, I. c. p. 109. 

 Calamita ruber, 3Ierf. Tent. p. 171. 

 Hyla X-sigiiata. Splx, Test. t. 11. f. 3. 

 Auletris rubra, JFaffl. Amph. p. 201. 



Vomerine teeth between the nostrils. Fingers quite free ; upper 

 parts with a few small scattered tubercles ; a fold across the chest ; 

 tympanum not half the width of the eye ; tongue slightly notched 

 behind. Above brownish or greyish, with a triangiilar spot between 

 the eyes ; generally on each side a curved band, both nearly con- 

 fluent on the middle of the back, divergent towards front and towards 

 behind. 



a, h. Adult. Demcrara. Presented by Captain Triend. 



c, d. Adult : discoloured. Demerara. Presented by Colonel Sabine. 



e. Adult. So\ith Amei-ica. Mus. Guilding. 



f-li. Adirlt and half-grown. South America. From Mr. Bates's 

 Collection. 



i. Adult. Brazil. 



k. Adult : bad state. Santarem ; Amazons. From Mi-. Bates's Col- 

 lection. 



I. Adult. Para. Presented by R. Graham, Esq. 



in, n. Adult. Para. Presented by R. Craham, Esq. 



0. Adult : bad state. Para. Presented by E. Graham, Esq. 



p. Adidt. Para, From Mr. Stevens's Collection. 



q. Adult. Para. From Mr. Stevens's Collection. 



32. Hyla zebra. 



Dnm. df Bibr. Erpetol. Gener. viii. p. 575. 



Vomerine teeth nearly on a level with the hinder edge of the 

 nostiTls. Fingers one-third webbed ; tjnnpanum smaU, half the 

 wddth of eye ; head covered with small glands. Above brownish ; 

 thighs black- and white-banded. 



33. Hyla leucomelas. 



Dum. Sf Bibr. Erpetol. Gener. p. 576. 



Vomerine teeth on a level with the hinder edge of the nostrils. 

 Fingers one-thii'd webbed ; upper parts quite smooth. Above greyish, 

 minutely dotted with black. 



a. Adult. Caraccas. 



