440 PELOBATID.E. 
carried forwards along the body, the tibio-tarsal articulation reaches 
beyond the tip of the snout. Upper parts more or less distinctly 
granulate ; a strong fold from the posterior corner of the eye to the 
side of the body ; a few other, narrower, curved, symmetrical folds 
along the back; lower parts smooth. Brown above, indistinctly 
maculated with darker; a streak on canthus rostralis and below 
outer glandular fold, and another across the interorbital space, 
black ; limbs regularly cross-barred with blackish; beneath yellowish 
or brownish. Male with an internal subgular vocal sac; during 
the breeding-season the inner side of the first two digits and of the 
strong metacarpal tubercle covered with black spines. In the 
female the two inner fingers are lobate, as in many Limnodynastes. 
New Guinea. 
a. Q. Mount Arfak. Marquis J. Doria [P.]. 
b. Ss. New Guinea. 
5. LEPTOBRACHIUM. 
Leptobrachium, Tschudi, Batr. p. 81; Giinth. Cat. p. 36; Cope, Nat. 
Hist, Rev, 1865, p. 107, and Journ. Ac. Philad. (2) vi. 1866, p. 80. 
Pupil erect. Tongue heart-shaped, free behind. YVomerine teeth 
none. Tympanum rather indistinct or hidden. Fingers free; toes 
webbed at the base, the tips not dilated. Outer metatarsals united. 
Omosternum cartilaginous, rudimentary ; sternum with a bony style. 
Vertebre proccelian ; sacral vertebra with very much dilated diapo- 
physes, and one condyle for articulation with coccyx. 
E. Indies. 
1. Leptobrachium gracile. 
Leptobrachium gracile, Giinth. Proc. Zool. Soc, 1872, p. 598. 
Tongue very large, filling the entire cavity of the mouth. Snout 
rounded, as long as the greatest orbital diameter, with distinct 
canthus rostralis; nostril nearer the tip of the snout than the eye ; 
interorbital space not quite so broad as the upper eyelid ; tympanum 
visible, half the width of the eye. Fingers slender, first and 
second equal, third very much longer than the others; toes rather 
slender, slightly webbed ; tips of fingers and toes blunt; subarticular 
tubercles indistinct; a small, elongate, inner metatarsal tubercle. 
The hind limb being carried forwards along the body, the tibio- 
tarsal articulation reaches the tip of the snout. Skin perfectly 
smooth ; a curved linear fold above the tympannm. Upper parts 
greyish olive; a whitish spot below the eye; upper arm and elbow 
whitish: hind limb with blackish cross bars; lower and lateral 
parts of the body and hind limb with rather large irregular black 
spots. 
Borneo, 
a. 9. Matang. (Type.) 
