HERPETOLOGY OF PORTO RICO. 



597 



the back alvout live scries of smiillcr spots, which seem to have a tiMi- 

 dency to coalesce crosswise; limbs with no indication of cross ])ands, 

 but irreoularly and indistinctly marl)led with dusky; underside whitish, 

 unspotted. 



Beviarl's. — I have examined the types of this species in the Hamburg 

 IVIuseum and found them to agree substantially with the above 

 description. 



ILihlfof. — Thus far this species has only been found on Mona Island 

 and is probal)ly confined to it. The types were collected by Mr. Bock 

 in 1802. Mr. Bowdish oidy obtained one specimen. 



LUt of specimens of Eleiillu'rodactijlits iikiiiciisIs. 



ELEUTHERODACTYLUS UNICOLOR," new species. 



DiacjnosU. — Toes free without a vestige of wel); l)elly granular; 

 tympanum distinct, one-third the diameter of eye; vomerine teeth in 



37 



Figs. 36-39. — Eleutherodactyu's unicolor. 35, side of head; 3(1, top of liead; 37, inside of mouth; 2 

 X natural size. 38, underside of fore foot; 39, underside of hind foot. '1% x natiiral size. No. 20963, 

 U.S.N. M. 



two short, straight series, not extending beyond the inner nares; head 

 not broader than body; interorbital space equals upper eyelid; upper 

 surface smooth; second linger longer than lirst; inner metatarsal 

 tubercle large; digital disks small; nostrils intermediate between eye 

 and tip of snout; hind limbs not cross barred. 



llahitat. — Porto liico. 



Type.— Cat. No. 26903, U.S.N.M.; Camu El Yunque Mountain, 

 2,978 feet altitude; L. Stejneger, collector, February 28, 1900. 



Description of %?<^.— U.S.N. M. No. 26963; Camp El Yunque, 

 Porto Kico, 2,978 feet altitude; February 26, 1900; L. Stejneger, collec- 

 tor. Tongue medium, oval, entire behind; vomerine teeth in two short 

 straight series ])ehind the choanfe, but not extending laterally beyond 

 them, widely separated in the middle; snout declining rapidly from the 



« Ot" one color. 



