202 CYSTIGNATHID®. 
eye; tympanum distinct, half the size of the eye or more. Fingers 
moderate, first longer than second; toes long, one-third webbed ; 
disks rather small; a single metatarsal tubercle. The hind limb 
being carried forwards along the body, the tibio-tarsal articulation 
reaches the tip of the snout, or beyond. Back, and especially the 
sides, tubercular; belly nearly smooth. Dark brown above; some- 
times a pale vertebral line; below unspotted white, except gular 
region, which is brown. 
Central America, 
a-b, Heyr., bad state. Duenas. O. Salvin, Esq. [C.]. 
Referred with some doubt to this species. 
2. Hylodes lanciformis. 
Lithodytes lanciformis, Cope, Proc. Amer. Philos. Soc. xvii. 1877, 
p. 88. 
Vomerine teeth in two fasciculi which are truncate posteriorly, 
and are situated behind the posterior line of the choane. Head 
nearly twice as long as the pelvis; snout narrowed and convex at 
the extremity; canthus rostralis well defined; nostril nearly ter- 
minal; tympanum distinct, two thirds the diameter of the eye. 
Disks of fingers small, of toes of medium size. The hind limb being 
carried forwards along the body, the tibio-tarsal articulation reaches 
the tip of the snout. Skin quite smooth. Colour above dark ashen, 
penetrated with pink ; a dark interorbital cross band, in front of which 
the snout is very pale; a broad black band extends from the tip of 
the snout across the tympanum, where it contracts to a narrow 
black line which extends from the superior border of the tympanum 
to near the middle of the side; a narrow white vertebral line; hind 
limbs pink with dusky cross bands; below immaculate. 
Central America. 
3. Hylodes berkenbuschii. 
Hylodes berkenbuschii, Peters, Mon. Berl, Ac. 1869, p. 879; Brocchi, 
Miss, Sc. Mex., Batr. p. 52. 
Tongue heart-shaped, slightly nicked behind. Vomerine teeth in 
two small oblique groups, close together, behind the choanse. Snout 
pointed, a little longer than the orbital diameter, with distinct 
canthus rostralis ; nostril much nearer the tip of the snout than the 
eye; tympanum distinct, two thirds the diameter of the eye. First 
finger a little shorter than second; toes with a rudimental web, 
extending as a narrow fringe to their tips; disks well developed; a 
dermal fold along the inner side of the tarsus; a single metatarsal 
tubercle. Skin smooth; sides with a few elongate warts; a strong 
glandular fold from the shoulder to the thigh. Brownish above, 
with darker spots; a triangular dark spot between the eyes. Limbs 
cross-barred ; hinder side of thighs with small light and black spots, 
a ee ae oN 
