Subspecies and Distribution. P.p.perfulvusOsgood,1945—C&SMichoacan,WGuerrero,andSWMéxico,Mexico. P. p. chrysopus Hooper, 1955 — coastal Jalisco, Colima, and extreme SW Michoacan, Mexico. in Cricetidae

Subspecies and Distribution. P.p.perfulvusOsgood,1945—C&SMichoacan,WGuerrero,andSWMéxico,Mexico. P. p. chrysopus Hooper, 1955 — coastal Jalisco, Colima, and extreme SW Michoacan, Mexico.Published as part of Don E. Wilson, Russell A. Mittermeier & Thomas E. Lacher, Jr, 2017, Cricetidae, pp. 204-535 in Handbook of the Mammals of the World – Volume 7 Rodents II, Barcelona :Lynx Edicions on page 384, DOI: 10.5281/zenodo.670714