ON THE BATRACHIA AND REPTILIA OF COSTA RICA. 



107 



20. Smilisca baudinii, Dum. Bibr. {Hyla). Smilisca, Cope. 

 San Jose, Dr. Van Patten. 



21. Agalychnis moreletii, A. Duui. {Hyla). Agalychnis, Cope. Hyla holochlora, Salvin. 

 San Jose, Dr. Van Patten. 



22. Phyllobates hyleformis, Cope, sp. nov. 



A species of medium size, resembling a Hyla in its habit. The head is a 

 broad oval, and the muzzle is not produced, but is depressed. Interorbital space 

 wide, plane; canthus rostralis obtuse, straight, lores oblique. Tongue an elongate 

 oval narrowed before, flat, and one-half free. Ostia pharyngea very minute ; 

 membranum tympani one-sixth of orbit. Fingers and toes free, dilatations rather 

 large. Skin smooth above and below. 



Color above rich brown, divided on the vertebral line by a narrow red stripe. 



Femora light brown before and behind. Gular region with large vocal sac, of a 



rose color. Abdomen and inferior surfaces of femur and tibia with a rosy or 



orange pigment. 



M. 

 .027 



Length of head and body . 



" to orbit . 



" to angle of jaws 

 Width between angle of jaws 



" orbits 



Length fore limb 



" fore foot 



" hind limb 



" hind foot 

 From the mountain of Pico Blanco, at 7000 feet elevation. 



.003 

 .009 

 .010 

 .003 

 .017 

 .006 

 .037 

 .018 



23. Liyla gdentherii, Keferstein, Archiv fur Naturgescliichte, 18G8, p. 296. 

 Allied to the species of Lithodytes, and unknown to me. 



24. Lithodytes podiciferus, Cope, sp. nov. 



Allied to the L. conspicillatus. The head and body short, and the hinder limbs 

 long. Canthus rostralis straight, end of muzzle truncate, not projecting beyond 

 lip. Vomerine teeth in two short series entirely behind the internal nares, but 

 directed forwards and outwards towards them. Outline of mouth an oval. Muzzle 

 plane above, parietal region slightly concave. Membranum tympani two-thirds the 

 size of the orbit. Ostia pharyngea a little larger than choanae. Nostrils much 

 nearer to each other than to the orbits. Skin smooth. The muzzle extends beyond 



