4, HYLA. Bip 
the outer finger and toe) deep black; in specimen 4, thesides of the 
body are marbled with blackish, and the black of the limbs not so 
intense, the hind limbs are distinctly cross-barred with darker ; 
the other specimens are intermediate between these two extremes. 
Lower surfaces white, immaculate. Male with an internal subgular 
vocal sac, and brown rugosities on the inner side of the first digit 
during the breeding-season. From snout to vent 42 millim. 
Bahia; E. Ecuador. 
MycU Co c= Canelos, Ecuador. Mr. Buckley [C.]. 
d. 3. Sarayacu, Ecuador. Mr, Buckley [C.]. 
4, Hyla vasta. 
Hyla vasta, Cope, Proc, Ac. Philad. 1871, p. 219. 
Vomerine teeth in two rather long transverse arches opposite the 
posterior margin of the choanz. Head broad; snout short, rounded ; 
canthus rostralis well marked, concave; vertex strongly concave ; 
tympanum one fourth the area of the eye. Fingers and toes nearly 
entirely webbed ; no projecting rudiment of pollex ; disks immensely 
large, the largest being twice the size of the tympanum. The hind 
limb being carried forwards along the body, the tibio-tarsal articu- 
lation marks the tip of the snout. Skin covered everywhere with 
small warts, which are indistinct or obsolete on the median upper 
surfaces of body and limbs; lower surfaces areolate-warty ; fore- 
arm and tarsus bordered by a dermal fold behind, which has a scal- 
loped thickened margin ; some small dermal flaps near the vent. 
Colour above smoky grey, blackish on the head, with a brown band 
between the eyes; inner surfaces dirty flesh-colour, femur with 
three or four dusky cross bands, unspotted behind ;. throat black- 
spotted. From snout to vent 126 millim. 
San Domingo, W. Indies. 
5. Hyla faber. 
Hyla maxima, Giinth. Cat. p. 99. 
Hyla faber, Wied, Reise Bras. ii. p. 249, and Beitr. i. p. 519, and 
Abbild.; Peters, Mon. Berl. Ac. 1872, p. 218. 
geographica, var., sve semilineata, Spix, Spec. Nov. Test. Ran. 
p- 40, pl. 11. f. 2. 
Hypsiboas geographica, part., Wagl. Syst. Amph. p. 200. 
faber, Wagl. 1. ¢. 
Hyla palmata, part., Dum. § Bibr, p. 545, 
palmata, Burmeist. Erlduter. p. 102. 
maxima, Reinh, § Liithk. Vidensk. Meddel. 1861, p. 188; Hensel, 
Arch. f. Naturg. 1867, p. 156. 
Tongue subcircular, entire or indistinctly nicked, adherent. 
Vomerine teeth between the very large choanz, in two arched or 
angular series, forming together a Mora /\. Head rather large, 
depressed, broader than long; snout rounded, once and a half as 
