134 EANIBJE. 



smaller than the eye, scarcely distinct. Fingers wehhed at the 

 base ; toes scarcely webbed, the fourth very long ; tips of fingers 

 and toes dilated into well-developed disks ; a large metatarsal 

 tubercle. Skin smooth above ; belly and lower surface of thighs 

 granular. Upper surfaces ashy green ; flanks brownish, with a few 

 round yelloAvish spots ; i;pper lip white-margined ; a brown, white- 

 edged line extencls from the tip of the snout, through the eye, 

 along each side of the body to the vent ; near the latter it sends up 

 a short perpendicular branch, dilated at the top. Hinder side of 

 thighs brown, with a few small yeUow spots. Yellowish white 

 beneath. 



Mossamedes, "W. Africa. 



3. Hylambates viridis. (Plate XII. fig. 5.) 

 Hylambates viridis, Giinth. Proc. Zool. Soc. 1868, p. 487. 



Yomerine teeth in two small groups between the choanae. Tym- 

 panum half the width of the eye. Fingers free, toes one third- 

 webbed, the tips dilated into small disks ; a large, compressed, inner 

 metatarsal tubercle. The hind limb being canned forwards along 

 the body, the tibio-tarsal articulation reaches the tympanum. Skin 

 smooth, granular on the belly and under the thighs. Greenish or 

 brownish above, immaculate or with two or four longitudinal dark- 

 brown stripes. 



W. Africa. 



o. 2. W.Africa. (Type.) 



b. j. W.Africa. 



c. 2 • Angola. J. J. Monteiro. 



d. 2 . ? • Sir A. Smith [P.]. 



e. 2 • ? College of Surgeons. 



4. Hylambates maculatus. 



Hylambates maculatus, A. Du7n. Ann. Sc. Nat. (3) xix. p. 165, 

 pi. 7 ; Peters, Arch. f. Naturg. 1856, p. 56. 



Yomerine teeth in two small groups between the choange. Tym- 

 panum nearly half the width of the eye. Fingers free, toes half 

 webbed ; disks moderate ; a very small, blunt, inner metatarsal 

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

 the tibio-tarsal articulation reaches the tympanum. Skin smooth, 

 granular on the belly and under the thighs. Upper parts olive, 

 with largo insuliform dark-brown, light-edged sjjots ; limbs cross- 

 barred. Male with two subgular vocal sacs, and a small adhesive 

 disk on the throat. 



E. Africa. 



