314 



BTJFOXID^. 



53. Bufo galeatus. 

 Bufo galeatus, Gilntli. Bept. Brit. Ind. p. 421, pi. 26. f. L. 



Close!}' allied to B. celehensis, from wliicli it differs in the following 

 points : — Snout narrower ; orbito-tympanic bony ridge higher, con- 

 fluent with the parotoid, so that externally no division is visible 

 between them ; tympanum very distinct, three fourths the width of 

 the eye. Greyish brown above, marbled with chestnut-brown ; 

 throat and chest pink ; lower sui-faces marbled with brown. 



Gamboja. 



a. $, 



Gamboja. 



M. Mouhot [C.]. (T}^e.) 



54. Bufo bocourtii. 



Bufo bocourti, BroccJii, Bull. Soe. Pliilom. (7) i. p. 186. 



A slight canthal, a supraorbital, a postorbital, and a parietal 

 bony ridge ; the latter very short, curved inwards ; supraorbital 

 and postorbital ridges forming a right angle; snout short, vertically 

 truncate ; tympanum hidden. First and second fingers equal ; toes 

 half webbed ; two moderate metatarsal tubercles ; a slight tarsal 

 fold. Upper surfaces with conical warts ; parotoids narrow, elongate 

 and sub triangular. Sides of head and body marbled with black; 

 upper lip white-edged beneath the eye ; a light vertebral line. 



Totonicapam, Mexico. 



55. Bufo arenarum. 



Bufo arenarum, Hensel, Arch. f. Naturg. 1867, p. 148 ; Camerano, 



Atti Ace. Tor. xiv. 1879, p. 891. 

 marinus, var. platensis, Bsjiada, Viaj. Pacif., Vert. p. 202. 



TJpper view of head. 

 Crown with moderately prominent bony ridges, viz. a canthal, 

 contlucnt with a preorbital, a supraorbital, and a very short orbito- 

 tynipanio ; canthal ridge not contlucnt with supraorbital ; snout 

 short, l)lunt ; mtcrorbital space as broad as ui)per eyelid ; tympanum 

 very distinct, vertically elliptic, nearly as hirge as the eye. First 

 finger extending beyond second; toes half webbed, with simple 

 subarticular tubercles; two moderate metatarsal tubercles; a tarsal 



