4. ntTFO. 323 



vertebral lino ; beneath immaculate. Male with a subgular vocal 

 sac. 



Uruguay; S. Brazil. 



a-e. J & jg. Monte Video. 0. Darwin, Esq. [P. . 



(I ? . Monte Video. 



69. Bufo sternosignatus. 



Bufo sternosignatus, Gi'mth. Cat. p. 68, pi. 5. f. C. 

 Bufo sternosignatus, Keferst. Gotting. Naehr. 18b7, p. 352, and Wiegm. 

 Arch. 1868, p. 294-. 



Crown with a low ridge round the orbit and a strong orbito- 

 tympanic one ; snout pointed, vertically truncate ; interorbital space 

 flat, broader than the upper eyelid ; tympanum distinct, about 

 two thirds the width of the eye. First finger not extending be- 

 yond second ; toes half webbed, with generally double subarticular 

 tubercles : two moderate metatarsal tubercles ; no tarsal fold. The 

 hind limb being carried forwards along the body, the tarso-meta- 

 tarsal articulation reaches the eye. Upper surfaces covered with 

 small tubercles ; parotoids moderate, subtriangular ; a lateral series 

 of larger tubercles, commeucing from the posterior angle of the 

 parotoid. Brownish above, with symmetrical dark-brown markings, 

 the most constant of which is a broad cross band between the eyes; 

 a more or less defined light vertebral line, sometimes black-edged ; 

 throat and breast spotted or marbled with brown, with a rect- 

 angular light cross. Male with a subgular vocal sac. 



Venezuela ; Colombia ; Costa Rica. 



a. § . Puerto Cabello. I T 



b-c. 3%. Venezuela. ( l; > peS - 



d-e. Hgr. Bogota. 



70. Bufo canaliferus. 



Bufo canaliferus, Cope, Proc. Amer. Philos. Soc. xvii. p. 85. 



Head narrow, with strong ridges, viz. a preorbital, a supra- 

 orbital, a postorbital, and a very short orbito-tympanic ; snout 

 slightly prominent, contracted ; interorbital space gutter-like, a 

 little narrower than the upper eyelid; tympanum distinct, some- 

 what more than halt' the diameter of the eye. First finger not 

 extending beyond second; toes half webbed, with simple subarti- 

 cular tubercles; two rather small metatarsal tubercles; no tarsal 

 fold. The hind limb being earned forwards along the body, the 

 tarso-metatarsal articulation reaches between the eye and the tip of 

 the snout. Skin tubercular; parotoids large, triangular ; a lateral 

 Beries of large tubercles. Light brown above, with a light vertebral 

 band: "ii each side of the latter are large blackish-brown angular 

 - : a dark band extending from the orbit (o the middle of the 

 side; beneath immaculate. Male with a subgular vocal sac. 



Tehuan tepee. 

 a. d . Tehuantei Brussels Museum [E.]. 



y -I 



