This mentioned taxonomy is an attempt to make an conclusive assignment from the different classifications of various scientists. Because the taxonomy may change due to the latest investigative methods and other findings, our map is a guide only.
S. D. Webb, 2008 - Terrestrial mammals of the Palmetto Fauna (early Pliocene, latest Hemphillian) from the Central Florida Phosphate District - Geology and Vertebrate Paleontology of Western and Southern North America: Contributions in Honor of David P. Whistler (), 293-312 (book chapter, English)
J. M. Mercer, 2003 - The effects of Cenozoic global change on squirrel phylogeny - Science (299), 1568-1572 (journal article, English)
J. Alroy, 2002 - Synonymies and reidentifications of North American fossil mammals - (), - (unpublished, English)
T. Mors, 2000 - Die erst Wirbeltierfauna aus der miozanen Braunkohle der Niederrheinischen Bucht (Ville-Schichten, Tagebau Hambach) [The first vertebrate fauna from the Miocene Ville Series of the Lower Rhine Embayment (Hambach open cast mine, western Germany)] - Paläontologische Zeitschrift (74), 145-170 (journal article, German)
R. C. Hulbert, Jr., 1998 - Pleistocene (Rancholabrean) vertebrate faunas from coastal Georgia - Journal of Vertebrate Paleontology (18), 412-429 (journal article, English)
H. de Bruijn, 1998 - Vertebrates from the Early Miocene lignite deposits of the opencast mine Oberdorf (Western Styrian Basin, Austria): 6. Rodentia 1 (Mammalia) - Annalen des Naturhistorischen Museums in Wien, Serie A: Mineralogie, Petrologie, Geologie, Paläontologie, Archäozoologie, Anthropologie, Prähistorie (99), 99-137 (journal article, English)
M. C. McKenna, 1997 - - Classification of Mammals Above the Species Level (), 1-640 (book, English)
H. de Bruijn, 1989 - Smaller mammals from the Upper Miocene and Lower Pliocene of the Strimon basin, Greece. Part 1. Rodentia and Lagomorpha - Bollettino della Societa Paleontologica Italiana (28), 189-195 (journal article, )
B. Kurten, 1980 - - Pleistocene mammals of North America (), 1-442 (book, English)
H. de Bruijn, 1980 - The mammals from the Lower Miocene of Aliveri (Island of Evia, Greece). Part 1. The Sciuridae - Proceedings of the Koninklijke Akademie van Wetenschappen, Series B (83), 241-261 (journal article, English)
M. T. Antunes, 1977 - Contributions à la paléontologie du Miocène moyen continental du Bassin du Tage, III; Mammifères - Póvoa de Santarém, Pero Filho et Chões (Secorio), Conclusions générales. [Paleontology of the continental middle Miocene of the Tagus Basin, III; Mammals - - Ciencias de Terra (), 143-165 (journal article, French)
R. Daams, 1977 - Aragonian Sciuroptera (Sciuridae, Rodentia, Mammalia) from Spain - Proceedings of the Koninklijke Nederlandse Akademie van Wetenschappen, Series B: Palaeontology, Geology, Physics and Chemistry (80), 356-359 (journal article, English)
J. S. Robertson, 1976 - Latest Pliocene mammals from Haile XV A, Alachua County, Florida - Bulletin of the Florida State Museum (20), 1-186 (journal article, English)
G. Daxner-Höck, 1975 - Taxonomische Probleme um das Genus Miopetaurista Kretzoi, 1962 (Fam. Sciuridae). - Palaeontologische Zeitschrift (49), 75-77 (journal article, German)
C. Linnaeus, 1758 - - Systema Naturae per Regna Tria Naturae, Secundum Classes, Ordines, Genera, Species, cum Characteribus, Differentiis, Synonymis, Locis. Editio Decima (1), 1-824 (book, other)