16,3 Taylor: Philippine Amphibia 301 
Philautus leitensis (Boulenger.) Plate 1, fig. 3. 
Ixalus leitensis Boulenger, Ann. & Mag. Nat. Hist. VI 19 (1897) 
107. 
Description of species . — (From No. B38, Bureau of Science 
collection; collected on Biliran Island, May, 1914, by R. C. Mc- 
Gregor.) Snout subacuminate, not projecting; head as broad 
as long; canthus rostralis distinct, loreal region somewhat con- 
cave, sloping rather than vertical; eye large, diameter of orbit 
minutely less than length of snout; tympanum partially out- 
lined, covered with skin, very close to eye; nostril somewhat 
nearer tip of snout than eye ; interorbital region distinctly wider 
than upper eyelid; a strong fold from eye to insertion of arm; 
skin finely shagreened above on head, back, and sides; belly 
strongly granular; granules large, mosaiclike; chin and throat 
smooth; fingers free, with large disks, first very small and 
slender, second shorter than fourth; a row of blunt tubercles 
on outer side of anterior part of arm; subarticular tubercles 
well developed; hind leg long; tibiotarsal articulation reaching 
slightly beyond tip of snout; toes about one-third webbed, 
third toe extending minutely farther than fifth; disks well de- 
veloped; subarticular tubercles large; sole granular; a strong 
inner metatarsal tubercle; a row of indistinct tubercles along 
outer side of foot and heel; a rather prominent tubercle on 
end of tibia. 
Color in formalin . — Above very light yellow-brown, with 
scattered dark brown spots, or groups of dots; a spot between 
eyes, one behind occipital region, one on either side of middle 
of back; a large spot in groin continuing on anterior part of 
thigh; posterior side of femur, tibia, and underside of tarsus 
brown; limbs dimly barred or spotted with brown above; belly 
immaculate cream. 
Measurements of Philautus leitensis (Boulenger) . 
mm. 
Snout to vent 
26 
Length of head 
11.5 
Width of head 
11.3 
Length of snout, from eye 
6 
Depth of snout, in front of eye 
3.8 
Diameter of eye 
5.2 
Largest finger disk 
2 
Foreleg 
18.6 
Hind leg 
45. 
Femur 
13.5 
Tibia 
15 
Longest toe, from metatarsal tubercle 
10 
