120 PROCEEDINGS OF THE ACADEMY OF 



ON SOME BATRACHIA AND NEMATOGNATHI BROUGHT FROM THE 

 UPPER AMAZON BY PROF. ORTON. 



BY EDWARD D. COPE. 



BATRACHIA. 



URODELA. 

 Oedipus altamazonicus, ?p. nov. 



Represented hy three specimens. These are of slender form 

 with long tail and weak limbs. The digits are palmate to the tips. 

 The head is an elongate oval, and its width enters the length to 

 the o-roin more than six times. The end of the muzzle is tumid, 

 and notched in the middle ; the external nostril pierces each tumidity 

 above the lip. The vomerine teeth are in two short arches meet- 

 ing in the middle and not extending outwards bej'ond the inner 

 margin of the inner nares. Parasphenoids numerous, the patches 

 not distinguished anteriorly. Thirteen costal folds, the oppressed 

 foot and thin limbs each extending over four of them. Tail swol- 

 len at the base, a vertical oval in section. A groove along the 

 median line of the back and tail. Dermal pores numerous. Color 

 uniform dark brown. 



Total length of a small specimen .082 m. ; of head and body, 

 .040 ; of head, .007 ; width of head behind, .005 ; length of foot limb, 

 .007. Length of head and body of a larger specimen, .050. 



This is the most southern known salamander, the first disco- 

 vered south of the equator. 



From Nauta. 



AXURA. 



BUFOKIFOKJIIA. 

 Bufo agua, Dand. 

 Bufo naricus, Spix. 



Bufo margaritifer, Laur. Otilophus Cur. 

 Bufo granulosus, Spix. 

 From the Maranon. 



Arcifera. 

 Phyllomedusa scleroderma, Cope. Proceed. Acad. Nat. Sci.,Phila., 1868, p. 112. 



From Xauta. 



