77 
RAN A —Linneus. Dumeril et Bibron. 
Genus Rana.—Cuaracters. Tongue large, fleshy, oblong, slightly contracted 
before, notched behind, where it is alone movable; maxillary and palatine teeth 
minute, the latter placed between the posterior nares; tympanum distinct; male 
with two vocal vesicles either external or internal; fingers and toes sub-round, the 
former free, the latter palmated. 
RANA PIPIENS.—Latreille. 
Plate XVII. 
Cuaracters. Head large, green above, yellowish-white below; body large, 
green in front, dusky olive behind, with irregular black blotches; abdomen 
yellowish-white, sometimes with dusky marks; extremities dusky, with black 
bars. 
Synonymes. Bull-frog, Catesby, Carolina, &c., vol. ii. p- 72, pl. Ixxii, 
Bull-frog, Kal/m, Travels, &c., Forster’s translation, vol. ii. pe 175. 
Rana pipiens, La¢reidle, Hist. Nat. Rept., tom. ii. p. 153. 
Rana Catesbeiana, Shaw, Gen. Zool., vol. iii. p- 106, pl. xxxiii. 
Rana mugiens, Merrem, Versuch eines Syst. der Amphib., p. 175. 
Rana pipiens, Cuvier, Reg. An., tom. ii. p- 106. 
Rana pipiens, Harlan, Med. and Phys. Res., p. 101. 
Rana scapularis, Harlan, loe. cit., p. 103, 
Rana mugiens, Dumeril et Bibron, Hist. Nat. des Rept., tom. viii. p- 370. 
Bull-frog, Vudgo. 
