4. HYLA. 409 



broader than long ; snout rounded, slightly longer than the diameter 

 of the orbit; canthus roatralis distinct ; loreal region nearly vertical, 



slightly concave ; interorhital space a little broader than the upper 

 eyelid ; tympanum distinct, about half the diameter of the eye. 

 Fingers free; no distinct rudiment of jiollex ; toes half webbed; 

 disks smaller than the tympanum ; subarticular tubercles well deve- 

 loped : two metatarsal tubercles, outer very small ; a distinct fold 

 along the inner edge of the tarsus. The hind limb being carried 

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

 the eye and the tip of the snout. Skin smooth or minutely tuber- 

 cular above, granulate beneath ; a curved fold from the eye to the 

 shoulder. Uniform purplish above ; a blackish streak along the 

 canthus rostralis ; a blackish, above light-edged, streak along the 

 side of the body ; beneath whitish, immaculate. From snout to vent 

 58 milliiu. 



Eastern Australia. 



a-c, d-e. 2 & yg. N. S. Wales. G. Kvefft, Esq. [C. 



/. Hgr. Sydney. G. Kreff't, Esq. [C. 



g. 5 . Errumanga F 



120. Hyla thesaurensis. 

 Hyla thesaurensis, Peters, Man. Berl. Ac. 1877, p. 4'21. 



Tongue small, heart-shaped. Vomerine teeth in two small trans- 

 verse groups between the choanse. Snout rounded, as long as the 

 eye ; canthus rostralis rounded ; loreal region concave ; tympanum 

 half the diameter of the eye. Fingers free ; toes half webbed. 

 Belly and lower surface of thighs granulate. Olive-brown above: 

 a white vertebral line, beginning on the tip of the snout, another 

 along each side of the back, beginning from the eye and passing- 

 above the tympanum ; a streak between the eyes and another from 

 the loreal region to below the tympanum, also white; belly and 

 lower surface of thighs yellowish. From snout to vent 28 millim. 



Solomon Islands. 



121. Hyla impura. 



Ilvla impura, Peters fy Doria, Ann. Mus. Civ. Geiwv. \iii L878, 

 p. 426, pL 7. f. 2. 



Tongue cordiform. Vomerine teeth in two transverse groups be- 

 tween the choanse. Snout a little longer than the diameter of the 

 eye ; canthus rostralis distinct ; tympanum half the diameter of the 

 Bye. fingers free: no distinct rudiment of pollex : toes somewhat 

 more than half webbed j disks moderate. The hind limb being 

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

 heyi.nd the tip of the snout. Skin smooth above, granulate beneath ; 

 a very distinct fold across the chest. Olive-green above, lighter 

 beneath ; hinder side of thighs black, white-punctate. From snout 

 to vent 42 millim. 



New Guinea. 



