408 htlidjE. 



diameter of whicli is one third that of the eye, and the vomerine 

 teeth very slightly developed, hardly distinguishable. Yello-wieh 

 ahove, immaculate, except a few small dark dots on the hind limbs ; 

 a black streak on canthus rostralis and temporal region. From 

 snout to vent 33 millim. 

 Port Philip, Australia. 



118. Hyla adelaidensis. 



Hyla adelaidensis, Giinth. Cat. p. 113. 

 Hyla adelaidensis, Gray, in Grey's Jown. Exped. Austr. p. 447, pi. 8. 

 f. 2. 



bioculata, Gray, I. c. i. 1. 



schuetteri, Keferst. Ai-ch.f.Naturg. 1868,p.279, pi. 8. f.27, 28. 



Tongue suboval, slightly nicked and free behind. Vomerine teeth 

 in two transverse or slightly oblique groups between the choanse. 

 Head a little longer than broad ; snout subacuminate, rather pro- 

 minent, the end sometimes regularly pointed ; the distance between 

 the eye and the nostril equals the diameter of the former ; canthus 

 rostralis angular, straight ; loreal region nearly vertical ; interorbi- 

 tal space a little broader than the upper eyelid ; tympanum very 

 distinct, about two thirds the diameter of the eye. Body elongate. 

 Fingers with an indistinct rudiment of web; no distinct rudiment of 

 poUex ; toes three-fourths webbed ; disks much smaller than the 

 tympanum ; subarticular tubercles moderate ; a very 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. Upper surfaces smooth, or with 

 few small scattered tubercles ; belly and lower surface of thighs 

 granulate ; a strong fold across the chest. Brown above, uniform, or 

 spotted or marbled with darker ; a dark streak from the nostril, 

 through the eye, along each side of the body ; below this, a white 

 or pink streak extends from the eye to the middle of the side ; hinder 

 side of thighs dark brown, white-spotted, sometimes not coloured or 

 with obsolete lighter spots. Male with an external subgular vocal 

 sac. From snout to vent 47 millim. 



Australia. 



a. 5 . W. Australia. Mr. Gilbert. (Type.) 



h-h. 2 & hgr. W.Australia. (Tyjaes oi M.bioculata.) 



j-?n. Hgr. & larvse. W.Australia. Gr.T. Moore, Esq. [P.]. 



n-o. 2 ■ ^- Australia. Hr. Darnel [0.]. 



p-7; s-t, u-v, M). (J 5 . Port Essington. Dr. Fleming [P.! 



.r. $ . King George's Sound. G. KreUt, Esq. [P.]. 



119. Hyla citropus. 



Hyla citropus, Giinth. Cat. p. 115. 

 Dendrohyas citropa, (P6ron ^ Lestteur) Tschudi, Batr. p. 76. 

 Hyla citropa, Bum. Sr Bibr. p. 600. 



citropus, Kefei-st, Arch. f. Naturg. 1868, p. 281, pi. 7. f . 22 & 23. 



Tongue subcircular, nicked and free behind. Vomerine teeth in 

 two oblique groups behind the level of the choanse. Head moderate, 



