อ้างอิง ของ สกุลวูลเปส

  1. ↑ จาก TIS.gov
  2. ↑ RED FOX (Vulpes vulpes)
  3. ↑ Wozencraft, W. Christopher (16 November 2005). "Order Carnivora (pp. 532-628)". In Wilson, Don E., and Reeder, DeeAnn M., eds. Mammal Species of the World: A Taxonomic and Geographic Reference (3rd ed.). Baltimore: Johns Hopkins University Press, 2 vols. (2142 pp.). ISBN 978-0-8018-8221-0. OCLC 62265494. http://www.bucknell.edu/msw3/browse.asp?id=14000865
  4. ↑ Macdonald, David (1984). The Encyclopedia of Mammals. New York: Facts on File. p. 31. ISBN 0-87196-871-1.
  5. ↑ The oldest African fox (Vulpes riffautae n. sp., Canidae, Carnivora) recovered in late Miocene deposits of the Djurab desert, Chad

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