Prosciurus

Prosciurus; Temporal range: 37.2 to 15.97 Ma
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	Mammalia
Infraclass:	Placentalia
Order:	Rodentia
Family:	Aplodontiidae
Genus:	†Prosciurus; Matthew, 1910

Prosciurus is an extinct genus of rodents in the family of Aplodontiidae.¹²

Description

In terms of both their morphology and their relative size, the endocasts of P. relictus and P. aff. saskatchewanensis are both more similar to that of arboreal squirrels than that of later aplodontiids.³

References

"PBDB". Paleobiology Database. Retrieved 25 February 2024.
"Fossilworks: Ninamys". fossilworks.org. Retrieved 25 February 2024.
Bertrand, Ornella C.; Amador‐Mughal, Farrah; Lang, Madlen M.; Silcox, Mary T. (27 June 2018). Hautier, Lionel (ed.). "Virtual endocasts of fossil Sciuroidea: brain size reduction in the evolution of fossoriality". Palaeontology. 61 (6): 919–948. doi:10.1111/pala.12378. ISSN 0031-0239. Retrieved 7 April 2025 – via Wiley Online Library.

[1] "PBDB". Paleobiology Database. Retrieved 25 February 2024.

[2] "Fossilworks: Ninamys". fossilworks.org. Retrieved 25 February 2024.

[3] Bertrand, Ornella C.; Amador‐Mughal, Farrah; Lang, Madlen M.; Silcox, Mary T. (27 June 2018). Hautier, Lionel (ed.). "Virtual endocasts of fossil Sciuroidea: brain size reduction in the evolution of fossoriality". Palaeontology. 61 (6): 919–948. doi:10.1111/pala.12378. ISSN 0031-0239. Retrieved 7 April 2025 – via Wiley Online Library.

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