New Species of Butracian Repiries. 3 
vality of other monsters, that the two-headed snakes owe the 
notoriety they hold <7 sotsogene and soar commen 
New-York, August 1, 1825, 
ART. VII.—Descriptions of several new syctle of Batracian 
Reptiles, with observations on the Larve of eee m-By 
Ricwarp Haran, of Philadelphia. 
THe genus Rana of Linneus is subdivided by modern a 
tologists into three sections, which inelude the genera Ran 
Hyla, and Bufo of Lacépéde, seer ae Latreille, Daudin, 
and others. 
of 
The cn phenomena comiee the inetamer phot 
the young frog or eset early attracted the attention of sen 
of science; and the works of Swammerdam, Roésal, Mal- 
pighi, Laurenti, Given and Spailanzani, furnish the most 
* The pobeat essay — eo ae and ready for the press, 
when No. 1X. of the Ann he Lyceum of Nat. Hist. of N. ne 
peared, con pains a paper ss Dette! J. rac Conte, entitled “ 
the American mee of the genera ora and Rana.” In its pra 
this learned indefatigable rng as ats cali tee 
se viz Hyla versicolor, ‘ana palustris, and R. 
on the indications of his new s species fontinali, pumila, and gryllus, 
the author has been so exceedi aconic, and the characters he has 
noticed are so indecisive, as side: ren ener iti 
or not they really differ from of my species; the characters of the 
“¢ fontinalis,” for ete will a apply with equal certainty to three or 
t 
e contrary, his R. nigrita is a beautiful, well dete 
upper ie: vah a white line; beneath me e whitisk; irides ; 
legs barred with whitish, hind part of the thighs brown; hind legs very 
long.” 
Poca R. gryllus is Leos the same as was supposed by Daudin vs bo 
tt a a species 0} oy D Mia Hist. Nat. des Grenouilles, 
Raibeties et des Crapauds, p. 
