440 PELOBATID^. 



carried forwards along the body, the tibio-tarsal articulation reaches 

 bej'ond the tip of the snout. Upper parts more or less distinctly 

 granulate ; a strong fold from the x^osterior corner of the eye to the 

 side of the bodj- ; 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. 



2 ■ Mount Arfak. Marquis J. Doria [P.]. 



b. cj . New Guinea. 



5. LEPTOBRACHIUM. 



Leptobrachium, Tschndi, Batr. p. 81 ; Giinth. Cat. p. 36 ; Cope, Naf. 

 Hist. Rev. 1865, p. 107, and Journ. Ac. Philad. (2) vi. 1866, p. 80. 



Pupil erect. Tongue heart-shaped, free behind. Vomerine teeth 

 none. Tympanum rather indistinct or hidden. Pingers free ; toes 

 webbed at the base, the tips not dilated. Outer metatarsals xxnited.' 

 Omosternum cartilaginous, rudimentary ; sternum with a bony style. 

 Vertebrae procoelian ; 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. 698. 



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. Pingers 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 tympanum. Upper parts 

 greyish olive ; fi 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. 



«. $. Matang. (Type.) 



