270 BliBONIDiE. 



Synojysis of the Species. 



I. No bony ridges on the bead ; habit slender ; 



parotoids absent or very small. 



Tibio-tarsal articulation reaching eye or between 



eye and tip of snout ; tibia ^ length of head [p. 270. 



and body B. penant/ensis, 



Tibio-tarsal articulation reaching far beyond tip 



of snout ; tibia § length of head and body .... B. jerboa, p. 271. 



II. Bony ridges on the head ; body stout ; 



parotoids very distinct. 



A. Orbital and orbito- tympanic, but no 



parietal ridges. 



Tarso-metatarsal articulation reaching tip of snout 

 or beyond ; toes completely webbed ; tym- 

 panum about -| diameter of eye B. as^yer, p, 271. 



Tarso-metatarsal articulation not reaching beyond 



eye ; toes incompletely webbed ; tympanum at [p. 272. 



least § diameter of eye B. melanostictus, 



B. Supraorbital ridges continued on the 



parietal region and straight. 

 Tarso-metatarsal articulation reaching beyond 



eye ; parotoids short, round or subtriangular . . B. parvtts, p. 274. 

 Tarso-metatarsal articulation not reaching beyond [p. 274. 



eye ; parotoids long and narrow B. quadriporcatus, 



C. Supraorbital ridges continued on the 



parietal region and forming an angle ; 

 tarso-metatarsal articulation reaching tip 

 of snout or beyond B. diver gens, p. 275. 



288. Bufo penangensis. 



Ansonia penanyensis, Stoliczka, Journ. Asiat. Soc. Bengal, xxxix, 



p. 152, pi. ix, fig. 4 (1870). 

 Bufo penaiu/ensis, Bouleng. Cat. Batr. Ecaud. p. 287 (1882) ; 



S. Flower" P. Z. S. 189(J, p. 911, and 1899, p. 908, pi. Ix, tig. 3 ; 



A. L. Butler, Journ. Nat. Hist. Soc. Bombay, xv, p. 395 (1904). 



Habit slender. Crowu without bony ridges ; snout obliquely 

 truncate, strongly projecting beyond the mouth ; loreal region 

 vertical ; interorbital space as broad as upper eyelid ; tympanum 

 very distinct, ;i to | diameter of eye, close to latter. Fingers 

 rather long and slender, with feebly swollen tips, first shorter than 

 second, without or with Aery indistinct subarticular tubercles ; 

 toes short, 4 to | webbed, without or with very indistinct sub- 

 articular tubercles ; two flat metatarsal tubercles ; no tarsal fold. 

 The tibio-tarsal articulation reaches the eye or between the eye 

 and the tip of the snout ; tibia about 4 length of head and body. 

 Upper parts with unequal sized small warts, lower granulate ; no 

 distinct parotoids. Dark brown above, with yellowish spots or 

 symmetrical markings, forming oblique bars across the limbs ; 



