The Collaborative International Dictionary of English v.0.48:

Seriema \Ser`i*e"ma\, n. [Native name.] (Zool.)
   either of two large South American birds related to the
   cranes, the cariama of Southern Brazil (Cariama cristata,
   formerly Dicholophus cristata) or the Chunga burmeisteri
   of Argentina. They have an erectile crest and a short, broad
   bill. They are often domesticated.
   [1913 Webster +PJC]

The Collaborative International Dictionary of English v.0.48:

chunga \chunga\ n.
   The Argentinian cariama (Chunga burmeisteri).

   Syn: seriema, Chunga burmeisteri.
        [WordNet 1.5]

WordNet (r) 3.0 (2006):

Chunga burmeisteri
    n 1: Argentinian Cariama [syn: chunga, seriema, Chunga
         burmeisteri]