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  1. New Fossil Material With A Redescription Of The Extinct Condor Gymnogyps Varonai (Arredondo, 1971) From The Quaternary Of Cuba (Aves : Vulturidae)
    By: Suarez, W - Emslie, S D
    Type: Article
    In: Proceedings of The Biological Society of Washington
    Volume: 116
    Date: 2003
    Page Range: 29--37
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  2. A New Species Of Penguin (Spheniscidae : Spheniscus) And Other Birds From The Late Pliocene Of Chile
    By: Emslie, S D - Correa, C G
    Type: Article
    In: Proceedings of The Biological Society of Washington
    Volume: 116
    Date: 2003
    Page Range: 308--316
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