4. BUFO. 311 



47. Bufo biporcatns. 



Bufo biporcatns, Giinth. Cat. p. 62. 

 Bufo biporcatus, (Sc/t/eq.) Tschudi, Butr. p. 88 ; Gravenh. Delic. 



p. 53 ; Bum. § Bibr. 'p. 714. 

 Chilophryne biporcata, Cope, Proc. Ac. Philad. 1862, p. 357. 



Upper view of head. 



Crown with bony ridges, viz. a supraorbital and a parietal, 

 forming together a straight or nearly straight line, and a short 

 orbito-tympauic ; snout short, subacuminate, with prominent canthus 

 rostralis ; interorbital space a little broader than the upper eyelid ; 

 tympanum very distinct, as large as the eye. First finger generally 

 not extending beyond second ; toes half or two-thirds webbed, with 

 simple subarticular tubercles ; two moderate metatarsal tubercles ; 

 no tarsal fold. The hind limb being carried forwards along the 

 body, the tarso-metatarsal articulation reaches the tympanum or 

 the eye. Upper surfaces with very prominent, conical, spiny 

 tubercles ; parotoids very prominent, small, subtriangular or oval. 

 Brownish above, marbled with darker ; beneath more or less 

 spotted with brown. Male with a subgular vocal sac. 



Java, Borneo. 



48. Bufo claviger. 

 Bufo claviger, Peters, Mm. Berl. Ac. 1863, p. 405. 



Upper view of head. 



Closely allied to B. biporcatus, from which it differs in the much 

 more developed cranial ridges, which arc much swollen behind, 



