75 



i. Bufo leptopus Gthr. 



Bufo leptopus part., Giinther, Proc. Zool. Soc. London, 1872, p. 598. 



Bufo leptopus Boulenger, Cat. Batr. Sal. Brit. Mus., 1882. p. 287, pi. XVIII, fig. 4. 



Bufo leptopus Mocquard, Nouv. Arch. Mus. d'Hist. nat., (3) II, 1890, p. 159. 



Habit slender. Head small, without bony ridges; snout obli- 

 quely truncate; canthus rostralis angular ; loreal region vertical; 

 interorbital space slightly broader than the upper eyelid; 

 tympanum distinct, not quite half the width of the eye. Limbs 

 slender; length of fore limb equal to the distance between 

 the eye and the vent; tips of fingers and toes swollen into 

 very small disks; first finger as long as or a little shorter than 

 second, toes webbed at the base in the female, the web reaching 

 the disks of the first and second toe in the male; subarticular 

 tubercles none, two rathex indistinct metatarsal tubercles; no 

 tarsal fold ; the heel reaches the eye or between eye and tip 

 of snout, the tarso-mefatarsal articulation far beyond the tip 

 of the snout; tibia '/ 2 length of head and body. 



Skin covered with small warts and tubercles ; no parotoids. 



Brown above, marbled with reddish ; throat and chest blackish. 

 From snout to vent 55 mm. 



Hardly distinguishable from B. penangensis. 



Habitat: Borneo (Mt. Kina Balu, 640 and 1280 m.; 

 Baram ; Matan). 



2. Bufo penangensis (Stol.). 



Ansonia penangensis Stoliczka, Jrn. Asiat. Soc. Bengal, XXXIX, 1870, p. 152, 



pi IX, fig. 4. 

 Bufo penangensis Boulenger, Cat. Batr. Sal. Brit. Mus., 1882, p. 287. 

 Bufo penangensis Flower, Proc. Zool. Soc. London, 1899, p. 908, pi. LX, 



fi g s - 3t 3 a (tadpole). 

 Bufo pe/iaugensis Boulenger, Vert, Fauna Malay Penins., Kept, and Batr., London, 



1912, p. 270. 



Habit slender. Head without bony ridges; snout obliquely 

 truncate, strongly projecting; loreal region vertical; interor- 

 bital space as broad as the upper] eyelid; tympanum very 

 distinct, '/ 2 to 2 / 3 the diameter of the eye, close to the latter. 

 Tips of fingers and toes feebly swollen; first finger shorter 

 than second ; toes 1 / 2 to 2 / 3 webbed ; subarticular tubercles 

 none or very indistinct; two flat metatarsal tubercles; no 

 tarsal fold ; the heel reaches the eye or between the eye and 

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



