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  1. By: Bernstein, Heinrich Agathon,
    Publication info: Vratislaviae, typis Grassii Barthii et soc. (W.Friedrich), [1853]
    Holding Institution: Smithsonian Libraries and Archives
    Subjects: Bones  Corvidae  
  2. By: Graber, Jean W. (Jean Weber), - Graber, Richard R. (Richard Rex), - Kirk, Ethelyn L. - Illinois. Natural History Survey Division
    Publication info: Champaign, Ill, State of Illinois, Dept. of Energy and Natural Resources, Natural History Survey Division, [1987]
    Holding Institution: University Library, University of Illinois Urbana Champaign
    Subjects: Corvidae  Illinois
  3. By: Vaurie, Charles
    Publication info: New York, N.Y, American Museum of Natural History, [1958]
    Holding Institution: American Museum of Natural History Library
    Subjects: 59.88,1C(9)  Birds  Corvidae  Indo-Australian Region
  4. By: Vaurie, Charles
    Publication info: New York, American Museum of Natural History, [1954]
    Holding Institution: American Museum of Natural History Library
    Subjects: 59.82(403)  59.88,1C  Classification  Corvidae
  1. By: Anjos, Luiz dos - Vielliard, Jacques M. E.
    Type: Article
    In: Revista Brasileira de Zoologia
    Date: 1993-01-01
    Subjects: Aves  Behavior  Corvidae  Cyanocorax caeruleus  repertoire