BUFO. 501 



Distribution. The true Toads form a large genus, about 85 

 species being known. They are found in every part of the world 

 except Madagascar, Australia, New Guinea, and the Islands of the 

 Pacific. 



Synopsis of Indian, Oeylonese, and Burmese Species. 



A. Head without bony ridges. 



a. First finger shorter than second. 



a'. Parotoids none B. jmlcher, p. 501. 



V. Parotoids narrow, elongate B. kelaartii, p. 502. 



b. First linger as long as second or longer. 

 a'. Tympanum as large as the eye and close 



to it. 



a". Skin smooth or nearly so B. hololius, p. 502. 



b". Skin rough, tubercular B, macrotis, p. 502. 



//. Tympanum smaller than eye. 



a". Tympanum very small or indistinct ; 



no tarsal fold . .". B. beddomii, p. 503. 



I". Tympanum about half diameter of 



eye ; a tarsal fold. 



n. Subarticular tubercles of toes double. B. latastii, p. 503. 

 ft. Subarticular tubercles of toes single. B. viridis, p. 504. 

 c". Greatest diameter of tympanum 

 two thirds that of eye. 



a. A tarsal fold B. andersonii, p. 504. 



/3. No tarsal fold B. olivaceus, p. 504. 



B. Head with bony ridges. 



a. No parietal ridges ; parotoids elliptical, 



elongate. 

 '. Tympanum small. 



a". Cranial ridges rather indistinct .... B. himalayanus, p. 505. 



b". Cranial ridges very distinct B. microtympanum, 



!>'. Tympanum at least two thirds the [p. 505. 



diameter of the eye . B. melanostictus, 



b. Parietal ridges. [p. 505. 

 a'. Tympanum two thirds diameter of eye. B. parietalis. p. 507. 



b'. Tympanum as large as eye B. biporcatus, p. 507. 



c. No parietal ridges ; parotoids short, round- 



ish or subtriangular B asper, p. 507. 



104. Bufo pulcher. 



Ansonia ornata, Giinth. P. Z. S. 1875, p. 568, pi. Ixiii, fig. A. 

 Bufo pulcher, Bouleng. Cat. Batr. Sal. p. 288. 



Habit slender. Crown without bony ridges; snout short, 

 obliquely truncated, with angular canthus rostralis and vertical loreal 

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

 tympanum distinct, about half the size of the eye. Fingers 

 rather slender, first much shorter than second ; toes short, nearly 

 entirely webbed ; subarticular tubercles single, not very promi- 

 nent ; tips of fingers and toes slightly swollen ; metatarsal tu- 

 bercles two, not very prominent ; no tarsal fold. The hind limb 

 being carried forwards along the body, the tibio-tarsal articulation 



