426 HYLID^. 



loreal region oblique ; tympanum one third the diameter of the eye. 

 An indistinct web between the third and foni-th fingers ; first finger 

 shorter than second, fourth a little shorter than third ; toes with a 

 rudiment of web, first a little shorter than second ; disks of fingers 

 and toes as large as the tympanum ; subarticular tubercles well 

 developed. Upper surfaces tubercular ; parotoids none. Violet or 

 greyish violet above, with or without rust-coloured or whitish dark- 

 edged spots ; sides yellowish ; upper surface of forearm, femur, tibia, 

 tarsus, and fifth toe violet ; the remainder and lower surfaces yel- 

 lowish. 

 Bahia. 



4. Phyllomedusa dacnicolor. 



Phvllomedusa dacnicolor, Cope, Proc. Ac. Philad. 1864, p. 181. 

 Agaljckuis dacnicolor, Cope, Journ. Ac. Philad. (2) vi. 1866, p. 86. 



TongTie very slightly emarginate posteriorly. Vomerine teeth in 

 two short, straight, transverse rows on a level with the anterior margin 

 of the choanse. Snout longer than the diameter of the eye, obliquely 

 truncated from behind forwards ; loreal region oblique ; interorbital 

 space broader than the upper eyelid; tympanum half the diameter 

 of the eye. Fingers webbed at the base, toes one-third webbed ; 

 first finger shorter than second ; first toe a little shorter than second ; 

 disks of fingers and toes much smaller than the tympanum ; subar- 

 ticular tubercles very prominent; a prominent inner metatarsal 

 tubercle. The hind limb being carried forwards along the body, the 

 tibio-tarsal articulation marks the tympanum. Skin smooth, gra- 

 nulate on the belly and under the thighs ; parotoids indistinct. 

 Upper surfaces uniform violet ; sides and lower surfaces whitish, 

 immaculate. Size of Hyla arhorea. 



Mexico. 



a. $ . San Bias. Mr. Forrer [C.]. 



5. Phyllomedusa palliata. 



Phyllomedusa palliata, Peters, Man. Berl. Ac. 1872, p. 773. 



Tongue indistinctly emarginate. Vomerine teeth in two oblique 

 groups on a level with the front edge of the choanse. Snout longer 

 than the diameter of the eye, truncate; loreal region nearly vertical; 

 interorbital space broader than the upper eyelid ; tympanum half 

 the diameter of the eye. Fingers free, first shorter than second, 

 fourth considerably shorter than third ; toes with a distinct rudi- 

 ment of web, first and second equal ; disks of fingers nearly as large 

 as the tympanum, of toes rather smaller ; inner metatarsal tubercle 

 not prominent. The hind limb being carried forwards along the 

 body, the tibio-tarsal articulation marks the front of the eye. Skin 

 smooth, granulate on the belly and under the thighs ; parotoids in- 

 distinct; heel with two dermal processes, one projecting inwards 

 and one outwards. Blue-green above; coucealed portions of limbs 



