342 HTLID^. 



Tympanum rather indistinct ; can thus ros- 



tralis scarcely distinct ; fingers half 



webbed 70. reticulat%, p. 386. 



Tympanum more or less distinct, half the 

 ' diameter of the eye ; fingers nearly two- 

 thirds webbed ; tibio-tarsal articulation 



reaching between the eye and the tip of 



the snout 72. leucopliyllata. 



Tympanum perfectly distinct, somewhat [p. 387. 



more than half the diameter of the eye ; 



snout not longer than the diameter of 



the orbit : tibio-tars;il articulation reach- 

 ing the tip of the snout, or a little beyond 74. hijpunctata, p. 389. 

 As in the preceding, but the snout a little 



longer than the diameter of the orbit . . 75. miniita, p. 389. 

 Tympanum rather indistinct, half the dia- 

 meter of the eye ; tibio-tarsal articulation 



reaching the eye ; middle of the back 



rough with bony deposits 81. dasijnotus, p. 392. 



Tympaniim one third the diameter of the 



eye ; tibio-tarsal articulation reaching 



nearly the tip of the snout ; fingers about 



two-thirds webbed 83. sordida, p. 393. 



Tympanum nearly half the diameter of the 



eye ; tibio-tarsal ai'ticulation reaching 



between the eye and the tip of the snout; 



fingers not quite half webbed 84. nir/ri_pes, p. 394. 



6. Outer fingers one- third or one-fourth webbed. 



a. Vomerine teeth in the middle between the choanae. 



Tympanum two thirds or three fourths the 

 diameter of the eye ; tibio-tarsal articu- 

 lation reaching between the eye and the 

 tip of the snout ; a distinct tarsal fold. . 41. baudinii, p. 371. 



Back covered with minute pustulations . . 46. cadaverina, p. 373. 



Tympanum somewhat more than half the 

 diameter of the eye ; tibio-tarsal articu- 

 lation marking the front of the eye ; no 

 distinct tarsal fold 54. uranochroa, p. 377. 



Tympanum aboixt two thirds the diameter 

 of the eye ; tibio-tarsal articulation reach- 

 ing nearly the tip of the snout ; canthus 

 rostralis indistinct 76. rliodopepla, p. 389. 



Tympanum one third the diameter of the 

 eye ; tibio-tarsal articulation reaching 

 the tip of the snout; toes half webbed. . 77. stngilata, p. 390. 



Tympanum extremely small, scarcely dis- 

 tinct; tibio-tarsal articulation reaching [p. 400. 

 the tip of the snout . 101. miotijmpanum, 



