Rhipidomys gardneri Patton, da Silva, and Malcolm 2000
Rhipidomys gardneri Patton, da Silva, and Malcolm 2000, Bull. Am. Mus . Nat. Hist., 244: 165.
Type Locality: Perú, Madre de Dios Dept., Reserva Cusco Amazónico, 14 km E Puerto Maldonado, left (= north) bank of Río Madre de Dios, 200 m; 12º33′S, 69º03′W.
Vernacular Names: Gardner's Rhipidomys.
Distribution: Westernmost Brazil (Acre) and lowlands of SE Perú, perhaps including the valley of the Río Ucayali.
Discussion: R. leucodactylus section sensu Tribe (1996). Morphology and karyotype contrasted to R. leucodactylus by Patton et al. (2000).