214 Mr. Gray on the Genera of Reptiles. [$ept. 



*H. tinotoria; Laur, Rana tinctoria, Shaw. **C. intermixtus, 

 Merrem. ***Calamita, hind feet semipalmate. H. arboreus, 

 Schneid. Rana arboreuS; Lin. "^^^^Boana, Grai/, Granulated 

 feet palmate, /3 maxima. Rana Boans, Lin. 



'^'^llanina, 



Ha'Sa, Lin. Laur. Ranaria, llaff\ 



Body subventricose ; skin smooth ; back angular ; paratoid 

 glands none externally ; toes attenuated, hind ones palmate, the 

 fourth of the hind foot very long ; teeth in the jaws and palate. 



R. temporaria, Lin. 



Mrgophrys, Knhh 



Body ventricose ; skin smooth ; back convex ; toes attenu- 

 ated, the hinder ones semipalmate ; head angular, with a conical 

 horn over each eye. The Old Cpntinent. 



M. KuhHi, 7tof). Java? 



Ceratopiirys, Desm. 



Body ventricose ; skin rough ; back convex ; toes attenuated, 

 the hinder ones semipalmate, nearly equal ; head angular, with 

 a conical horn over each eye. America. 



C, Sebae, nob, Rana cornuta, Lin. 



f-fSkin dull, war-ty, 



*^* Botnbinatorina. 

 Breviceps, Merrem. 



Body ventricose ; back convex ; skin warty ; no external 

 paratoids ; toes attenuated ; the head blunt, confluent ; mouth 

 small, not extending beyond the front angle of the eye ; teeth in 

 the jaws. 

 . B. gibbosus, Merrem. Rana gibbosa, Lin, 



BoMBiNATOR, Merrem. 



Body ovate; back convex ; skin warty ; no external paratoids; 

 toes attenuated, the fourth of the hind foot longest; head 

 rounded, confluent; mouth large, extended to the back of the 

 eyes ; teeth none. 



B. ventricosa. Rana ventricosa, Lin, 



****Fiprina, 



PiPRA, Laur. 



Body ovate, depressed ; back flat ; skin warty ; no external 

 paratoids ; toes attenuated ; head triangular, confounded with 

 the body; mouth large; the young are hatched on the back of 

 their mother. 



P. Tedo, Merrem. Rana pipa, Lin, 



****^Biifonina. 



BuFo, Laur. 



Body ovate ; back convex ; skin warty / paratoids porous. 



