†subfamily Prosciurinae Wilson 1949 (mountain beaver)

Mammalia - Rodentia - Aplodontidae

Full reference: R. W. Wilson. 1949. Early Tertiary rodents of North America. Carnegie Institution of Washington Publication 584(1):67-164

Parent taxon: Aplodontidae according to W. W. Korth et al. 2022

See also Korth 1992

Sister taxa: Altasciurus, Ameniscomys, Ansomyinae, Aplodontia, Brachygaulus, Dakotallomys, Leptoromys, Liodontia, Lophallomys, Meniscomyinae, Niglarodon, Ninamys, Oligopetes, Paracitellus, Plesispermophilus, Prosciurus, Pseudaplodon, Sciurodon, Sewelleladon, Tardontia, Trigonomys

Subtaxa: Campestrallomys Costepeiromys Ephemeromys Oropyctis Pelycomys Pseudallomys

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Ecology: fossorial herbivore

Distribution:

• Arikareean of United States (2: Nebraska, Oregon collections)

• Oligocene of Canada (1: Saskatchewan), Germany (3), United States (22: Colorado, Montana, Nebraska, South Dakota, Wyoming)

• Eocene to Oligocene of United States (1: Nebraska)

• Eocene of Canada (2: Saskatchewan), United States (4: Colorado, North Dakota)

Total: 35 collections including 43 occurrences

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