Order Didelphimorphia Author Alfred L. Gardner text 1993 Smithsonian Institution Press Washington and London Editor Don E. Wilson Editor DeeAnn M. Reeder Mammal Species of the World (2 nd Edition) 15 23 book chapter http://doi.org/10.5281/zenodo.7353070 1-56098-217-9 7353070 Marmosops noctivagus (Tschudi, 1845) . Fauna Peruana, 1:148 . TYPE LOCALITY: "Der mittleren und tiefen Waldregion;" restricted by Tate (1933) to Perù , Junin , Montana de Vitoc, near Chanchamayo, Rio Perené drainage . DISTRIBUTION: Amazonian Brazil , Ecuador , Perù , and Bolivia . SYNONYMS: collega Thomas, 1920; keaysi J. A. Allen, 1900 ; leucastra Thomas, 1927 ; lugenda Thomas, 1927 ; neglecta Osgood, 1915; polita Cabrera, 1913; purui Miller, 1913; stollei Miranda-Ribeiro, 1936.