Callicebus stephennashi, Taxa Only, Exact Match: 2 Treatments

Callicebus (Callicebus) stephennashi			Wilson, Don E. & Reeder, DeeAnn, 2005, Order Primates, Mammal Species of the World: a Taxonomic and Geographic Reference (3 rd Edition), Volume 1, Baltimore: The Johns Hopkins University Press, pp. 111-184 : 145	145
Callicebus stephennashi			Russell A. Mittermeier, Anthony B. Rylands & Don E. Wilson, 2013, Phitheciidae, Handbook of the Mammals of the World – Volume 3 Primates, Barcelona: Lynx Edicions, pp. 432-483 : 462	462