16. PROSTHERAPIS.—17. PHYLLODROMUS. 139 
very small metatarsal tubercles. The hind limb being carried 
forwards along the body, the tibio-tarsal articulation reaches the 
eye. Skin tubercular above. Dark brown above, sides blackish ; 
uppet lip white; lower surfaces variegated with grey and white. 
Male with a subgular vocal sac. 
Colombia ; Ecuador; Demerara. 
a3. Sarayacu. Mr. Buckley [C.]. 
rie De Canelos. Mr. Buckley [C.]. 
Be! : Demerara. Zool. Soe. 
In the latter specimen, the axillie and a spot on the loin are of a 
beautiful pink colour; the belly and the inferior surface of the 
limbs are whitish, brown-spotted. 
2. Prostherapis whymperi. 
Snout depressed, projecting, truncate, with angular canthus ros- 
tralis ; loreal region nearly vertical ; nostril nearer the tip of the 
snout than the eye ; interorbital space broader than the upper eye- 
lid; tympanum perfectly distinct, two thirds the width of the eye. 
First and second fingers equal; toes quite free; disks of fingers 
and toes small; subarticular and inner metatarsal tubercles indis- 
tinct ; no outer metatarsal tubercle. The hind limb being carried 
forwards along the body, the tibio-tarsal articulation marks the 
anterior border of the eye. Skin everywhere perfectly smooth. 
Blackish; throat and belly marbled with grey; lower surface of 
hind limbs greyish, of arms whitish. Male with an internal vocal 
sac. From snout to vent 24 millim. 
Keuador. 
ao. Tanti (2000 feet). Edward Whymper, Esq. [C.}. 
17. PHYLLODROMUS. 
Phyllodromus, Espada, Viaj. Pacif., Vertebr. pl. 3. f.3 (no descrip- 
tion). 
Pupil horizontal. Tongue elliptic, entire and free behind. 
Vomerine teeth none. Tympanum distinct. Fingers free, toes 
nearly free, dilated into distinct disks, each of which exhibits two 
leathery dermal scales on the upper side, separated by a fissure. 
Outer metatarsals united. Omosternum cartilaginous; sternum a * 
small cartilaginous plate. Terminal phalanges T-shaped. 
Keuador. 
1. Phyllodromus pulchellus. 
Phyllodromus pulchellum, Espada, 1. ec. (no description), 
Snout depressed, projecting, truncate from aboye ; canthus ros- 
tralis angular ; loreal region vertical ; nostril nearer the tip of the 
snout than the eye; interorbital space broader than the upper 
