~ 
4, HYLA. 30D 
webbed; disks of fingers half the diameter of the tympanum, of 
toes a little smaller; subarticular tubercles moderate, The hind 
limb being carried forwards along the body, the tibio-tarsal articu- 
lation reaches nearly the tip of the snout. Head and back covered 
with small, irregular tubercles ; beneath granulatea Grey above, 
indistinctly marbled with darker; sides of body and thighs and 
lower surface of hind limbs black- and white-marbled; lower 
surface of head and body whitish, brown-spotted. From snout to 
vent 44 millim. 
Amazons. 
a @: Santarem. H. A. Wickham, Esq. [C.] 
13. Hyla corticalis. 
Hyla corticalis, Giinth. Cat. p. 105. 
Hyla (Lophopus) corticalis, Burmetst. Erlauter. p. 95, pl. 30. f. 7-12 
corticalis, Peters, Mon. Berl. Ac. 1872, p. 682. 
Tongue circular, slightly nicked, and scarcely free behind. Vome- 
rine teeth in two oblique, slightly curved series behind the level of 
the rather large choane, convergent towards front. Head broader 
than long; snout rounded, about once and a half as long as the 
diameter of the orbit ; canthus rostralis blunt ; loreal region slightly 
concave ; interorbital space broader than the upper eyelid; tym- 
panum yery distinct, three fourths the diameter of the eye. Three 
outer fingers webbed to the disks; no projecting rudiment of pollex ; 
toes entirely webbed; disks of fingers a little smaller than the 
tympanum; subarticular tubercles small. The hind limb being 
carried forwards along the body, the tibio-tarsal marks the tip of 
the snout. Upper surfaces minutely tubercular; lower surfaces 
eranulate ; a denticulated fringe along the outer side of forearm and 
tarsus and near the vent; heel with a triangular dermal process. 
Brownish above, indistinctly variegated with darker; sides of body 
and of thighs with vertical dark lines ; whitish beneath, immaculate. 
From snout to vent 69 millim. 
Brazil. 
a. Q. Rio Janeiro. A. Fry, Esq. [P.]. 
14. Hyla tuberculosa. (Prate XXIV. fig. 1.) 
Tongue circular, entire, scarcely free behind. Vomerine teeth in 
two oblique series convergent towards front, behind the level of the 
large choane. Head much depressed, broader than long; snout 
‘rounded, the tip truncate, a little longer than the diameter of the 
orbit ; canthus rostralis very distinct, strongly curved ; loreal region 
concave; interorbital space much broader than the upper eyelid, 
slightly concave ; tympanum very distinct, two thirds the diameter of 
the eye. Second and fourth fingers webbed to the disks, third to 
penultimate phalange; no projecting rudiment of pollex; toes 
entirely webbed ; disks of fingers/larger than the tympanum, of toes 
2a2 
