After McKenna & Bell, 1997
<==o †Allomyidae [incl. Aplodontidae: Prosciurinae]
|-- †Pseudallomys Korth, 1992; L.Olig. NA.
|--o †Plesispermophilus Filhol, 1883; Olig. Eu., U.Olig. As.
| `-- †P. angustidens
|--o †Campestrallomys Korth, 1989 [Prosciurus Matthew, 1903] Olig. NA.
| |-- †C. dawsonae (MacDonald, 1963) [Prosciurus dawsonae MacDonald, 1963]
| |-- †C. annectens Korth, 1989
| `-- †C. siouxensis Korth, 1989
|-- †Squirodon Schlosser, 1884; L.Olig.-L.Mioc. Eu.
|-- †Rudiomys Rensberger, 1983; U.Olig. NA.
|-- †Allomys Marsh, 1877; U.Olig.-M.Mioc. NA.
|--o †Haplomys G.S. Miller & Gidley, 1918; U.Olig. As. NA.
| `-- †H. arboraptus
|-- †Alwoodia Rensberger, 1983; U.Olig.-L.Mioc. NA.
|-- †Parallomys Rensberger, 1983; U.Olig. Eu., L.Mioc. NA.
|-- †Ameniscomys Dehm, 1950; M.Mioc. Eu.
`--o Prosciurinae Wilson, 1949 sensu Korth, 1989
|-- †Downsimus MacDonald, 1970; Olig.NA.
|-- †Spurimus Black, 1971; M.Eoc.-?U.Eoc. NA.
|--o †Prosciurus Matthew, 1903; U.Eoc.-L.Olig. NA.
| |-- †P. parvus Korth, 1989
| |-- †P. vetustus
| |-- †P. relictus (Cope, 173)
| `-- †P. magnus Korth, 1989
|--o †Pelycomys Galbreath, 1953; U.Eoc.-L.Olig. NA.
| |-- †P. placidus Galbreath, 1953
| `-- †P. brulanus Korth, 1986
|-- †Ephemeromys Wang & Heissig, 1984; L.Olig. Eu.
`-- †Oropyctis pediasius Korth, 1989; L.Olig. NA.
Reference(s):
- Carroll, R. L., 1988: Vertebrate paleontology and evolution.
–W. H. Freeman and company, New York, 1988, 698.
- Carroll, R. L., 1988: Appendix. 594-648.
in Carroll, R. L., 1988: Vertebrate paleontology and evolution.
–W. H. Freeman and company, New York, 1988, 698.
- Korth, W. W., 1989: Aplodontid rodents (Mammalia) from the Oligocene (Orellan and Whitneyan) Brule Formation, Nebraska.
–Journal of Vertebrate Paleontology: Vol. 9, #4, pp. 400-414
- McKenna, M. C. & Bell, S. K., (eds.) 1997: Classification of mammals – above the species level.
–Columbia University Press, New York, 1997, xii-631
- Pratt, A. E. & Morgan, G. S., 1989: New Sciuridae (Mammalia: Rodentia) from the Early Miocene Thomas Farm local fauna, Florida.
–Journal of Vertebrate Paleontology: Vol. 9, #1, pp. 89-100