9. PHYLLOMEDUSA. 427 
and sides of body, also hands and feet, white, with vertical purplish- 
brown bands; a narrow blue band along the thigh; lower surfaces 
immaculate. Male with a subgular vocal sac. From snout to vent 
49 millim. 
Upper Amazon. 
ad. -Pebas. H. W. Bates, Esq. [C.]. 
6. Phyllomedusa bicolor. 
Phyllomedusa bicolor, part., Giinth. Cat. p. 120. 
Rana bicolor, Boddaert, Monogr. de Rana bicol. t. 1-5, and Schrift. 
der Berl. Naturf. ii. p. 459; Shaw, Nat. Misc. x. p. 867, and Zool. 
iii. p. 126. 
Calamita bicolor, Schneid. Hist. Amph. p. 156; Merr. Tent. p. 170. 
Hyla bicolor, Latr. Rept. ii. p. 174; Dand. Rain. p. 22, pls. 5 & 6, 
and Rept. vii. p. 40; Spix, Spec. Nov. Test. Ran. p. 42, pl. 13; 
Gravenh. Delic. p. 26; Cuv. R. A.; Guérin, Iconogr. Rept. pl. 26. 
fo: 
Phyllomedusa bicolor, Wagl. Syst. Amph. p. 201. 
bicolor, part., Tschudi, Batr.p. 70; Dum. § Bibr. p. 629, pl. 90. 
Pegs 
scleroderma, Cope, Proc. Ac. Philad. 1868, p. 112. 
Tongue entire. Vomerine teeth in two oblique groups between 
the choanz. Snout longer than the diameter of the eye, truncate ; 
loreal region slightly oblique ; interorbital space much broader than 
the upper eyelid; tympanum one half or two thirds the diameter of 
the eye. Fingers free, first shorter than second, fourth a little 
shorter than third; toes free, first and second equal ; disks of fingers 
as large as the tympanum, of toes rather smaller; inner metatarsal 
tubercle not prominent. The hind limb being carried forwards 
along the body, the tibio-tarsal articulation reaches the shoulder or 
the tympanum. Upper surfaces studded with bony deposits ; paro- 
toids distinct, large; belly and lower surface of thighs granulate. 
Blue-green above; lower surfaces purplish white; small, white, 
purple-edged spots along thesides of the body and limbs; a narrow, 
white, purple-edged line along the outer side of forearm and tarsus ; 
fingers purplish, the tips blue. Male with a subgular vocal sac. 
Size very large. 
Guianas; Brazil. 
a-b. 9. Demerara Falls. 
C. oe Sir A. Smith [P.]. 
d. ; 
3. 
Bus 
7. Phyllomedusa vaillantii. (Piare XXIX. fig. 2.) 
Tongue entire. Vomerine teeth in two small oblique groups be- 
tween the choane. Snout a little longer than the diameter of the 
eye, obliquely truncated from behind forwards; loreal region 
oblique, very concave ; interorbital space a little broader than the 
upper eyelid; tympanum half the diameter of the eye. Fingers 
