catharista atrata

from The Collaborative International Dictionary of English v.0.48

Urubu \U*ru*bu"\, n. [Cf. Pg. urub['u] a certain Brazilian
   bird.] (Zool.)
   The black vulture ({Catharista atrata}). It ranges from the
   Southern United States to South America. See {Vulture}.
   [1913 Webster]

from The Collaborative International Dictionary of English v.0.48

Vulture \Vul"ture\ (?; 135), n. [OE. vultur, L. vultur: cf. OF.
   voltour, F. vautour.] (Zool.)
   Any one of numerous species of rapacious birds belonging to
   {Vultur}, {Cathartes}, {Catharista}, and various other genera
   of the family {Vulturidae}.
   [1913 Webster]

   Note: In most of the species the head and neck are naked or
         nearly so. They feed chiefly on carrion. The condor,
         king vulture, turkey buzzard, and black vulture
         ({Catharista atrata}) are well known American species.
         The griffin, lammergeir, and Pharaoh's chicken, or
         Egyptian vulture, are common Old World vultures.
         [1913 Webster]