554 Mr. G. A. Boulenger on new Batrachians. 
Hylodes platydactylus. 
Tongue nearly round, feebly nicked behind. Vomerine 
teeth in two small oblique groups behind the level of the 
choane. Snout rounded, scarcely projecting beyond the 
mouth, with obtuse canthus ; loreal region concave; nostril 
near the end of the snout; interorbital region as broad as the 
upper eyelid; tympanum distinct, half the diameter of the 
eye. Fingers and toes moderately elongate, with large sub- 
triangular terminal disks; first finger not extending so far as 
second; toes quite free, with moderately developed sub- 
articular tubercles; two metatarsal tubercles, inner oval, 
outer round and very small. Tibio-tarsal articulation reaching 
between the eye and the tip of thesnout. Upper parts nearly 
smooth; belly and lower surface of thighs granular. Brownish 
or greyish olive above, with symmetrical darker markings; a 
dark bar between the eyes, a W-shaped band behind the eyes 
and across the nape, oblique bands on the sides of the head 
and body and across the limbs; sometimes a yellowish 
vertebral band; lower parts whitish. 
From snout to vent 32 millim. 
Several specimens from Santo Domingo, Carabaya, 8.E. 
Peru, 6000 feet, collected by Mr. Ockenden. 
Atelopus oxyrhynchus. 
Habit rather slender. Head longer than broad, its length 
contained twice to twice and a half in the length of the trunk, 
quite flat above, with vertical sides; snout pointed and 
strongly projecting ; nostril midway between the end of the 
snout and the eye; interorbital space much broader than the 
upper eyelid. Fore limb long, slender in the female; fingers 
moderate, depressed, slightly swollen at the tips, first very 
short and broad, but well developed ; carpal and subarticular 
tubercles indistinct ; toes rather short, much depressed, about 
half webbed ; metatarsal and subarticular tubercles indistinct. 
The tibio-tarsal articulation reaches the posterior border of 
the eye, or between the eye and the shoulder. Large smooth 
warts on the sides and posterior part of the body and on the 
limbs; belly granular or areolate. Coloration very variable. 
Some specimens uniform lemon-yellow, with or without a 
blotch of vermilion-red on the belly ; others yellow above and 
orange-red below; others olive or olive-brown above, more or 
less spotted with dark brown and with a dark lateral streak 
extending to the end of the snout, lemon-yellow beneath, with 
