98 



3. HYLA. 



Vomerine teeth. Skin smooth, or vnth scattered small tubercles ; 

 no large gland. Disks always veiy conspicuoiis ; fingers more or 

 less webbed, in some species qiiite free ; toes broadly webbed, in one 

 species only vnth a narrow membrane at the base. Tympanum 

 distinct ; eustacliian tubes always veiy conspicuous ; tongue large, 

 more or less cii'cular, entire or slightly notched behind. Males with 

 one or two vocal sacs (except in one species). Cosmopolitan. 



Hyla, Lopliopus, Centrotelma, Hylomedusa, Bunneister, Erlmite7-vn- 



qen ziir Fauna JSrasilwiis, p. 00. 

 Hyla, JMl, Zoo/, of the Bem/Jc, Rept. p. 43. 

 Hyla, Dmn. l^ Bihr. viii. p. 542 ; Gray, I. c. ; Cur. Regne Anim. ; Laur. 



Si/n. Rept. p. 32 ; Daud. Hist. Nat. Rain. Gren. Crap., and Hist. 



Nat. Rept. viii. 

 Dendrohyas, H\'psiboas, Lophopus, Calamita, Ranoidea, Sphseuo- 



rhj-nelius, Tschudi, Batr. p. 71-74. 

 Calamites, Hypsiboas, Auletris, Hyas, Scinax, Phyllodytes, Wagl. 



Si/st. Amph. p. 200-202. 

 Calamita, sp., Kana, .sp., auct. prior. 



* G-ronp with vomerine teeth in two curved, more or less separated 

 series, forming together an arch with the convexity toivards the 

 front. ( ri ) 



1. Hyla albomarginata. 



Hyla albomarginata, Spix, Test. t. 8. f. 1 ; Duni. Sf Bibr. p. 555. 

 Hj-psiboas albomarginata, Wagl. Syst. Amph. p. 201 ; Tschudi, Batr. 



p. 72 ; Guichenot, Rept. in Castelnau^s Anim. ttouv. ou rares, p. 82. 

 ? Hyla infidata, JFied, Beitr. i. p. 533, and Ahbild. t. ; Burmeister, 



I. c. p. 97. t. 80. f. 1-6. 



The three outer fingers nearly entirely webbed. Skin smooth ; 

 head short. Minutely pimctulated with brown ; a white glandular 

 fold passing above the eye. 



a. Adult. Rio Janeiro. Presented by A. Fry, Esq. 



h. Advdt. Para. 



c-g. Adult and half-grown. Brazil. Presented by Lord Stuart. 



h. Half-grown. Brazil. 



{. Half-gro^vn. Brazil. From Dr. Gardiner's Collection. 



Tc, I. Yoimg. Brazil. From Dr. Gardiner's Collection. 



m. Young : discoloured. Brazil. Presented by Lord Stuart. 



n. Adult. South America. Presented by Charles Darwin, Esq. 



0. Half-grown : discoloured. South America. 



2. Hyla langsdorfii. 



Hyla langsdorfii, Dutn. %■ Bibr. Erpet. Gener. \\n. p. 557 ; Guichenot, 



I. c. pi. 17. f. 1. 

 Centrotelma langsdorfii, Burmeister, I. c. p. 100. 



The three outer fingers nearly entirely webbed. Skin minutely 

 granular ; head large, with angular muzzle. Brownish, with whitish 

 and brown variegations ; in old age more uniform. 



