332 HYLIDZ. 
with a few very small warts; lower surfaces smooth, except the 
lower belly and the thighs, which are granulate. Flesh-coloured 
above, brown-marbled ; limbs cross-barred. Male without vocal 
sac; during the breeding-season the inner side of the first two 
fingers furnished with blackish rugosities. 
Brazil. 
2. CHOROPHILUS*. 
Chorophilus, Baird, Proc. Ac. Philad. vii. 1854, p. 60; Cope, Journ. 
Ac. Philad. (2) vi. 1866, p. 86. 
Heloceetes, Baird, 1. e. 
Pseudacris, Fitzing. Syst. Rept. p. 31 (name only); Giinth. Cat. p. 97 ; 
Cope, Nat. Hist. Rev. 1865, p. 110. 
Acris, sp., Dum. § Bubr. viii. p. 509. 
Cystignathus, sp., Holbr, N.-Amer. Herp. iv. p. 107; Gtinth. Cat. 
p. 29. 
Pupil horizontal. Tongue oval or subcircular, entire or slightly 
nicked, and free behind. Vomerine teeth. Tympanum distinct. 
Fingers free ; toes nearly free, the tips dilated into very small disks. 
Outer metatarsals united. Omosternum cartilaginous ; sternum a 
cartilaginous plate. Diapophyses of sacral vertebra very slightly 
dilated. 
North America; Peru. 
Synopsis of the Species. 
I. Skin smooth above, or nearly so. 
Vomerine teeth behind the level of the 
choane ; tibio-tarsal articulation reach- 
ing the eye; back with longitudinal 
“TEER! DIG Fe a Pa ne ea Ria 1. nigritus, p. 335. 
Tongue subcircular ; back with oblong, 
dark, light-margined spots ; limbs re- 
sularly erdss-barred .... <0.) Jo. 2s. <a. 2. ornatus, p. 333. 
Head long, narrow; back immaculate .. 3. ocularis, p. 333. 
Vomerine teeth behind the level of the 
choane ; tibio-tarsal articulation not 
reaching the eye; back immaculate.. 4. copii, p. 334. 
Vomerine teeth on a level with the hinder 
edge of the choanex ; tibio-tarsal ar- 
ticulation reaching the eye; back 
TMMacHALS © Se es Ree ee 5. cuzcanus, p. 334, 
Vomerine teeth between the choane; 
tibio-tarsal articulation reaching the 
eye; back with longitudinal dark bands 
Of SETIGS OL SPoiss.., Seite ean eee 6, triseriatus, p. 335, 
* 1. Helocetes feriarum, Baird, Proc. Ac. Philad. yii. p. 60.—Carlisle, Penna. 
