80 



BULLETIN 17 7, UNITED STATES NATIONAL MUSEUM 



"Detailed Descriptions.— Type A.M.N.H. No. 44554, adult 

 female. Collected at 'El Propio Esfuerzo,' coffee finca of Luis E. 

 Del Monte, near Barahona, D. R., at an altitude of 1,800 feet, on 

 August 3, 1932, by W. G. Hassler. 



"Head a trifle longer than broad, not so broad as body; distance 

 between anterior corner of eye and nostril a little less than the greatest 

 diameter of the e3^e, equal to the interorbital width; distance between 

 nostril and tip of snout contained two times in the distance between 

 nostril and eye; canthus rostralis rounded; tympanum well defined, 



Figure 26. — Eleutherodactylus armstrongi: a, Dorsum; b, venter; c, profile of head; d, inside 

 of mouth; e, underside of hand; /, underside of foot. A.M.N.H. No. 44657, paratype, 

 from north of Polo, Dominican Republic, a-d, X I'/z; ^»/. X 3. 



its greatest diameter a little greater than half the diameter of the eye, 

 separated from the eye by a space a trifle less than its diameter. 

 Tibiotarsal joints of either side slightly overlap when the legs are 

 placed at right angles to the body; tibiotarsal articulation reaches the 

 posterior corner of the eye. Discs of the three outer fingers well 

 developed, truncate, that of the outer finger as broad as the diameter 

 of the tympanum; discs of the toes and of the inner finger smaller 

 and rounded. Digits free; no tarsal fold, but a very poorly defined 

 ridge present in the position of a tarsal fold. Vomerine teeth caudal 

 to the choanae, in two arched series which begin lateral to the outer 



