Allen's squirrel (Sciurus alleni) is a tree squirrel in the genus Sciurus endemic to northern Mexico. It has no recognised subspecies.[2]
References
- ^ de Grammont, P.C.; Cuarón, A. (2016). "Sciurus alleni". IUCN Red List of Threatened Species. 2016: e.T20004A22248517. doi:10.2305/IUCN.UK.2016-2.RLTS.T20004A22248517.en. Retrieved 12 November 2021.
- ^ a b Thorington, R.W. Jr; Hoffman, R.S. (2005). "Sciurus (Sciurus) alleni". In Wilson, D.E.; Reeder, D.M (eds.). Mammal Species of the World: A Taxonomic and Geographic Reference (3rd ed.). Johns Hopkins University Press. pp. 754–818. ISBN 978-0-8018-8221-0. OCLC 62265494.
