202 CTSIIGNATHIDJii. 



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. 



8-6. Hgr., bad state. Duenas. 0. Salvin, Esq. [O.J. 



■Referred with some doubt to this species. 



2. Hylodes lauciformis. 



Lithodytes lanoiformis, Cope, Proc. Amer. Philos. Soo. xvii. 1877, 

 p. 88. 



Vomerine teeth in two fasciculi which are truncate posteriorly, 

 and are situated behind the posterior line of the choanse. 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 ])ale ; a broad black band extends from the tip of 

 the snout across tho 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 lino ; hind 

 limbs pink with dusky cross bands ; below immaculate. 



Central America. 



3. Hylodes berkenbuschii. 



Hylodes berkenbuschii, Peters, Mon. Perl. Ac. 1869, p. 879 ; Broochi, 

 Miss. So. 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 tho snout than the 

 eye ; tympanum distinct, two thirds the diameter of tho eye. Krst 

 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 tho eyes. Limbs 

 cross-barred ; hinder side of thighs with small light and blapk spots. 



