Steppan, Scott J.; Ramirez, O.; Banbury, Jenner; Huchon, Dorothée; Pacheco, Víctor; Walker, Laura I.; Spotorno, Angel E. (2007-07-31), "A Molecular Reappraisal of the Systematics of the Leaf-Eared Mice Phyllotis and their RelativesUna Re-Evaluacion Molecular De La Sistematica Del Genero Phyllotis Y Sus Grupos Hermanos", The Quintessential NaturalistHonoring the Life and Legacy of Oliver P. Pearson, University of California Press, pp. 799–826, doi:10.1525/california/9780520098596.003.0023, ISBN9780520098596
Pearson, Oliver P. (1972). "New Information on Ranges and Relationships within the Rodent Genus Phyllotis in Peru and Ecuador". Journal of Mammalogy. 53 (4): 677–686. doi:10.2307/1379206. ISSN0022-2372. JSTOR1379206.
Pearson, Oliver P. (1972). "New Information on Ranges and Relationships within the Rodent Genus Phyllotis in Peru and Ecuador". Journal of Mammalogy. 53 (4): 677–686. doi:10.2307/1379206. ISSN0022-2372. JSTOR1379206.
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Pearson, Oliver P. (1972). "New Information on Ranges and Relationships within the Rodent Genus Phyllotis in Peru and Ecuador". Journal of Mammalogy. 53 (4): 677–686. doi:10.2307/1379206. ISSN0022-2372. JSTOR1379206.