APT YiAe 403 
behind the level of the choane. Head broad, snout very short ; 
canthus rostralis obsolete; tympanum two fifths the diameter of the 
eye. Fingers free; toes quite short, only about half webbed ; disks 
nearly as large as the tympanum. ‘The hind limb being carried for- 
wards along the body, the tibio-tarsal articulation reaches the posterior 
portion of the orbit. Superior and lateral integument thickened, 
and studded on the back with rather large, obtuse warts. Light 
purplish brown, with or without a broad blackish band extending 
from above the tympanum to the groin, separating the darker dorsal 
region from the sides. From snout to vent 38 millim. 
Vera Cruz. 
109. Hyla acuminata. 
Hyla acuminata, Cope, Proc. Ac. Philad. 1862, p. 554. 
Scytopis acuminatus, Cope, Proc. Ac. Philad. 1874, p. 124. 
Tongue subcircular or suboval, slightly nicked and scarcely free 
behind. Vomerine teeth in a straight series between the large 
choang. Head depressed, longer than broad ; snout subacuminate, 
twice as long as the diameter of the eye; canthus rostralis indistinct ; 
loreal region not concave; eye rather small; interorbital space 
broader than the upper eyelid; tympanum very distinct, a little 
more than half the diameter of the eye. Fingers free; no projecting 
rudiment of pollex ; toes three-fourths webbed, first quite free; disks 
nearly as large as the tympanum; subarticular tubercles moderate. 
The hind limb being carried forwards along the body, the tibio-tarsal 
articulation reaches between the eye and the tip of the snout. Upper 
surfaces tubercular, the tubercles most distinct on the head and the 
sides of the body ; heel with a conical tubercle ; Jower surfaces gra- 
nulate. Brown above, marbled with darker; limbs cross-barred ; 
whitish beneath, throat and chest dotted with brown. From snout 
to vent 40 millin. 
S. America. 
ae British Guiana. 
Gang: Surinam. Mr. Bartlett [C. ]. 
eas Santarem. Mr. Wickham [C. ]. 
110. Hyla rubra. 
Tyla rubra, Giinth. Cat. p. 110. 
Hyla rubra, Daud. Rain. p. 26, pl. 9, and Rept. vii. p. 53; Lat. 
Rept. ii. p. 176; Dum. § Bibr. p. 592; Burmeist. Erldutr. p. 109 ; 
Reinh. § Liith. Vidensk. Meddel. 1861, p. 196; Steindachn. Novara, 
Amph. p. 60; Peters, Mon. Berl. Ac. 1872, pp. 207 & 218. 
Calamita ruber, Merr. Tent. p. 171. 
Hyla lateristriva, Spia, Spec. Nov. Test. Ran. p. 32, pl. 6. f. 4: 
cerulea, Spiv, lc. p. 87, pl. 10. f. 1. 
x-signata, Spra’, lc. p. 40, pl. 11. £3. 
Auletris rubra, Wagl. Syst. Amph. p. 201. 
Hyla cynocephala, Dum. § Bibr. p. 558; Peters, Mon. Berl. Ac. 
1873, p. 615, 
2ipr2 
