4, HYLA, 343 
B. Vomerine teeth on a level with the hinder edge of 
the choanee. 
Tympanum about two thirds the diameter 
of the eye; tibio-tarsal articulation not 
reaching beyond the eye; no tarsal fold. 31. venulosa, p. 364. 
Tympanum one thirdor onehalf the diameter — - 
of the eye; tibio-tarsal articulation not 
reaching beyond the eye; no tarsal fold. 32. nigropunctata, 
Tympanum two thirds the diameter of the [p. 366. 
eye; tibio-tarsal articulation reaching 
beyond the eye;.a tarsal fold ..... ... 33. mesophea, p. 366. 
Tympanum about two thirds the diameter 
of the eye; tibio-tarsal articulation 
reaching the tympanum or the posterior 
border of the eye; a tarsal fold........ 44. versicolor, p. 372. 
Tympanum two thirds the size of the eye; 
tibio-tarsal articulation reaching beyond 
the posterior border of the eye; a tarsal 
ml Oes Ody: TOUCH A cee acs eau 45. arenicolor, p. 373. 
Tympanum half the diameter of the eye; 
tibio-tarsal articulation reaching the tip 
DIME POU Les foe sian beveut ny sete genes ys ae os 49. zebra, p. 375. 
Tympanum about two thirds the diameter 
of the eye; tibio-tarsal articulation reach- 
ing the eye or slightly beyond; a tarsal [p. 377. 
fold; upper surfaces smooth.......... 53. carolinensis, 
y- Vomerine teeth behind the level of the choane. 
Tympanum one third the diameter of the 
eye; snout elevated, vertically truncate. 82. parviceps, p. 393. 
Tympanum one sixth the size of the eye; 
snout prominent, truncate; a distinct 
rudiment Of pallex..% wits sc ca os os 85. palliata, p. 394. 
Tympanum one third the diameter of the 
eye ; snout rounded, as long as the dia- 
meter of the orbit; a distinct rudiment 
Cir CNS. ee nay een ana Ske a oe ee 86. polytenia, p. 394, 
Tympanum less than one third the diameter 
of the eye; snout rounded, shorter than [p. 395. 
the diameter of the orbit ............ 87. rubicundula, 
c. Outer fingers slightly webbed at the base, sometimes 
rather indistinctly. 
a. Yomerine teeth in the middle between the choane. 
Tympanum half the diameter of the eye; 
tibio-tarsal articulation reaching the tip 
of the snout ; toes two-thirds webbed; 
SMOU NOt PLOMMEMEMG oo. owen soi one no 48, fusca, p. 374. 
