New Species of Batracian Repiiies. 61 
Dimensions. Length of the body about three inches ; of the 
aind legs more than four inches. 
Description. Dark olivaceous-green above, spotted with 
suboval dots; white or pale yellow beneath; snout small and 
angular; head rather flattened; a greenish vocal bladder, 
extending on each side of the inferior jaw and crossing the 
arms, in the male; in which respect this species resembles the 
R. typhonia, of Surinam, but is very different in its colour and 
markings. 
Inhabit Pennsylvania and New-Jersey.* 
Sp. 6. Rawa halecinas (Daudin.) 
R. pipiens. Schneider, Schreber, Shaw. 
R. aquatica. Catesby, p. 70. vol. 2. 
Shad frog. Bartram, Trav. N. America, p. 274. 
R. ocellata? Kalm’s. Trav. in N. America, vol. 2. 
p. 88; who says that the Swedes call them sill-hoppetosser, 
or herring-hoppers, from their making their appearance early 
in the spring, at the commencement of the herring season. 
Char. essent. Colour light cinereus above, white beneath; 
marked on the superior portions of the body with irregularly 
disposed blotches; body and limbs elongated. 
Dimensions. Length of the body three and a half inches : 
of the hind legs, five and a half inches. 
Description. Body above bright cinereus, beneath white, 
immaculate; back marked by several large, oblong, dark 
green blotches, irregularly disposed, and occasionally sur- 
rounded by a light green halo; body, limbs, and toes elon- 
gated; thighs and legs striped or spotted on the outside with 
dark green or purple ona black base; back and outer surface 
of the hind legs subverucose; sides separated from the back 
by a longitudinal cuticular fold; tympanum of moderate size, 
and in colour similar to the back; outer surface of the fore 
legs marked with three or four spots; toes terminated by a 
rose-coloured tumefaction; palate of the mouth with two mid- 
dle serrated eminences ; transverse eminences small ; the pos- 
terior nares opening incavities. This species in many respects - 
resembles the R. palustris, but is distinguished, 1st, by its 
tympanum, which is much larger; 2d, by the colour; 3d, 
by the number and arrangement of the blotches; 4th, by the 
* A specimen preserved in spirits in the cabinet of the Philadelphia 
Acad. of Nat. Sc. is erroneously labelled R. halecina. 
