Gardner, Alfred L. (编). Mammalsof South America, Volume 1: Marsupials, Xenarthrans, Shrews, and Bats. Chicago: University of Chicago Press. 2007: 157–168
University of Oregon Summary, accessed 2010-02-02互联网档案馆的存檔,存档日期2008-09-27. Stephens, Scott L.; Martin, Robert E.; Clinton, Nicholas E. Prehistoric fire area