320 



BTJFONID.E. 



acuminate ; loreal regions very oblique ; intcrorbital space much, 

 broader thau the upper eyelid ; tympanum very distinct, nearly as 

 large as the eye. First finger extending beyond second ; toes halt* 

 webbed, with simple subarticular tubercles ; two small metatarsal 

 tubercles ; no tarsal fold. The hind, limb being carried forwards 

 along tho body, the tarso-metatarsal articulation reaches between 

 the front edge of the tympanum and the tip of the snout. Upper 

 surfaces thickly covered with conical warts ; parotoids short, round, 



Upper yiew of head. 



or subtriangular, oblique ; generally a series of large, strongly 

 conical warts forms a lateral line beginning from the posterior end of 

 the parotoid. Brown or blackish above ; a black cross streak between 

 the angles of the supraorbital and parietal ridges ; generally a light 

 vertebral line and a broad lateral light band ; beneath immaculate 

 or black-spotted, the throat and breast sometimes, especially in 

 males, black. Male with a subgular vocal sac. 

 Texas ; Central America. 



63. Bufo melanochlorus. 



Bufo valliceps, var., Cope, Journ. Ac. Philad. 1805, p. 100. 

 melanochlorus, Cope, Proc. Amer. Philos. Soc. xvii. p. 85. 



Crown with prominent ridges, viz. a very weak preorbital, a 

 supraorbital, a postorbital, a long parietal, and an orbito-tympanic ; 

 snout not projecting; tympanum very distinct, half the diameter of 

 the orbit. Toes long, nearly free ; two metatarsal tubercles ; no 

 tarsal fold, legs short, the heel reaching the posterior border of 



