Order Rodentia - Family Cricetidae Author Wilson, Don E. Author Reeder, DeeAnn text 2005 The Johns Hopkins University Press Baltimore Mammal Species of the World: a Taxonomic and Geographic Reference (3 rd Edition), Volume 2 955 1189 book chapter 0-8018-8221-4 10.5281/zenodo.7316535 Rhipidomys emiliae J. A. Allen 1916 Rhipidomys emiliae J. A. Allen 1916 , Bull. Am. Mus . Nat. Hist., 35: 525 . Type Locality: Brazil , Pará State, Rio Moju. Vernacular Names: Eastern Amazon Rhipidomys . Distribution: E Amazonia, principally in Pará and Mato Grosso east of the Rio Xingu and as far south as Serra do Roncador, C Brazil . Discussion: R. leucodactylus section sensu Tribe (1996) . Described as a species of Oecomys , transferred to Rhipidomys by Goodwin (1953) , and thereafter associated as a form of R. mastacalis (Cabrera, 1961; Musser and Carleton, 1993 ) until reinstated as a species by Tribe (1996) . Distributional occurrence and morphological discrimination with respect to R. nitela to the west and R. macrurus to the east require amplification. Sympatry reported with R. nitela at Serra do Roncador ( Tribe, 1996 ).