14 XT. S. NATIONAL MUSEUM BULLETIN 206 



Specimens examined 

 BRAZIL: 



Rio de Janeiro: Barreira, near Teres6polis, ZSBS548, Bresslau, Mar. 10, 1914. 

 Guapi, near Teres6polis, USNM 97717, Sandig, April 1935. Serra das 

 Orgaos, BM 1902.11.25.8 (type of S. brasiliensis), 1902.11.25.9-10 (para- 

 types), Wagner brothers. 



Genus Phyllobates Dum^ril and Bibron 



1841. Phyllobates Dum^ril and Bibron, p. 637. (Genotype, Phyllobates bicolor 

 Dum^ril and Bibron.) 



Generic diagnosis. — Pupil horizontal. Tongue elliptic or subcordi- 

 form, free behind. Vomerine teeth, none. Tympanum distinct. 

 Fingers and toes dilated into regular disks, the upper surface of which 

 bears two rounded cutaneous divisions. Outer metatarsals united. 

 Omosternum cartilaginous; sternum a cartilaginous plate. Terminal 

 phalanges T-shaped. 



Phyllobates hrunneus (Cope) 



Plate 2, Figures f~h 



1887. Prostherapis brunneus Cope, p. 54 (type locality, Chupada [ = Chapada], 

 30 miles northeast of Cuiabd, Mato Grosso). 



1918. Dendrobates ranoides Boulenger, p. 428 (type locality, Villavicencio, Colom- 

 bia). 



1920. Phyllobates brunneus Barbotjr and Noble, p. 401. 



1922. Phyllobates subpundatus (not of Cope) Ruthven, p. 49. 



1923. Hyloxalus beebei Noble, p. 289 (type locality, near Kaieteur Fall, British 



Guiana); 1931, p. 36. 

 1925. Eupemphix olfersioides A. Lutz, 1925a, p. 138 (type locality, littoral of the 



State of Rio de Janeiro) . 

 1941. Phyllobates peruvianus Melin, p. 61, fig. 34 (type locality, Roque, Perd). 

 1945. Phyllobates wfer^nedtus Andersson, p. 5, fig. 2 (type locality, Rio Pastaza, 



eastern Ecuador). 



Description. — Adult male, USNM 96540 (cotype of Eupemphix 

 olfersioides), Angra dos Reis, Rio de Janeiro. Width of tongue about 

 three-fourths that of mouth-opening, spatulate, without indentation 

 on its very free posterior border; snout quite short, broadly truncate 

 at the tip when seen from above, rounded in profile, the upper jaw 

 extending well beyond the lower; nostrils lateral and below the canthal 

 angle, their distance from end of snout about one-half their distance 

 from eye, separated from each other by an interval nearly twice that 

 of their distance from eye. Canthus rostrahs roimded but very dis- 

 tinct, the loreal region flat above, but with a diagonal furrow crossing 

 it from nostril to below eye; upper lip quite vertical and in a plane with 

 upper part of loreal region. Eye large and prominent, its diameter 



