14 KEPTILES. 



Body with a glandular fold on each side ; toes not qnite webbed 

 to the end ; metatarsus with one tubercle ; vomerine teeth in two 

 small groups between the inner nostrils. Above greenish, with 

 rounded darker spots. Male with an internal vocal sac on each 

 side, beneath the angle of mouth ; openings of the vocal sacs minute. 



a. Adult. Mexico. From M. Parzudaki's Collection. 



b. Adult. Philadelphia. From Mr. Cuming's Collection. 



c. d. Half-grown. Lake Winnipeg. Presented by Sir J. Richardson. 

 e. Half-grown, Lake Winnipeg, Presented by Sir J. Richardson. 

 /, g. Adult. North America. From Mr. Cuming's Collection. 



h. Adult, North America. From Mr. Cuming's Collection. 



i. Adult. North America. From Mr. Cuming's Collection. 



k. Adult. North America. From Mr. Cuming's Collection. 



I. Adult. North America. From Mr. Cuming's Collection. 



m. Adult. North America. From Mr. Cuming's Collection. 



n. Adult. North America. From Mr. Brandt's Collection. 



0, p. Adult. North America. 



q, r. Adult. North America. Presented by Edward Doubleday, Esq. 



s. Adiilt. North America. 



t. Adult : stuffed. North America. Purchased of Mr. Johnston. 



12, Rana palustris. 



Rana palustris, Leconte, Ann, Lye. New York, i. p. 282 ; Harl. Silh'7n. 

 Jonrn. x. p. 59, and Journ. Ac. Nat. 8c. Philad. v. p. 339 ; Dimi. ^" 

 Bibr. p. 356 ; Holhr. N. Amer. Herpot. iv. p. 95. pi. 23 ; Hallow. 

 Proc. Ac. Nat. Sc. Philad. 1856, pp. 141, 250. 



Body with two glandular folds on each side ; toes not quite webbed 

 to the end ; metatarsus with one tubercle ; vomerine teeth in two 

 smaU groups between the inner nostrils. Above greenish, with a 

 row of squarish darker spots between the glandular folds. Male 

 without vocal sac. North America. 



Hallowell (I. c.) mentions another species from the southern parts 

 of North America, Rana oxyrhynclms ; if it should prove to be a 

 different species, the name must be altered, being preoccupied by an 

 African species of Sundevall. 



13. Rana clamata. 



Rana clamata, Daud. Pain. p. 54. pi. 52. f. 2, and Pq)t. T-iii. p. 204 ; 



Harl. in Sillim. Journ. x. p. 03 ; Dum. »^ Bibr. p. 373. 

 clamitans, Merr. Tent. p. 175 ; Holhr. N, Amer. Herpetol. iv. 



p. 85. pi. 20. 

 fontinalis, Leconte, Ann. Lye, Nat. Hist. New York, i. p. 282 ; 



Holhr. I. e. p. 87. pi. 21. 

 iiavoviridis, Harl. I, c, and Journ, Ac, Nat, Sc, Philad. v. p. 338, 



and Med. Phys. Pes. p. 103. 



Tympanum very large ; on each side of back a glandular fold ; toes 

 broadly webbed, fourth one -third longer than the third and fifth ; 



