On new Batrachians from Borneo. 169 
BATRACHIANS. 
1. Rana Delalandii, D. & B. 
2. Bufo regularis, Reuss. 
3. Bufo Blanfordiz, Blgr. 
EXPLANATION OF PLATE VII. 
Fig. 1. Pristurus Phillipsi. 
Fig.1 a. Ditto: side view of head, x. 
Fig. 2. Holodactylus africanus. 
Fig. 3. Agama Phillipsic. 
XXV.—Descriptions of Four new Batrachians discovered by 
Mr. Charles Hose in Borneo*. By G. A. BOULENGER, 
F.R.S. : 
Rhacophorus Hosii. 
Vomerine teeth in two oblique series between the rather 
large choane, commencing from their inner front edge. 
Snout truncate, as long as the diameter of the orbit ; nostril 
close to the tip of the snout ; canthus rostralis angular ; loreal 
region concave; interorbital space as broad as the upper 
eyelid; tympanum distinct, half the diameter of the eye. 
Fingers with a slight rudiment of web; toes nearly entirely 
webbed, the penultimate phalanx of the fourth toe free; disks 
smaller than the tympanum ; subarticular tubercles moderate ; 
a small inner metatarsal tubercle. The knee reaches the 
shoulder, the tibio-tarsal articulation far beyond the tip of the 
snout. Skin finely granulate above, coarsely on the belly. 
Dark grey-brown above, lips with darker vertical bars ; one 
or two small black spots above the axil; limbs with dark 
cross-bands; anal region black; hinder side of thighs dark 
brown; whitish beneath, throat marbled with brown, belly 
dotted with brown. 
From snout to vent 48 millim. 
A single female specimen from the Pata River, North 
Sarawak. 
Rhacophorus fasciatus. 
Vomerine teeth in two long oblique series between the 
moderately large choane, commencing from their inner front 
* The specimens described are now in the British Museum, 
