Prosciurus

Prosciurus is an extinct genus of rodents in the family of Aplodontiidae.^[1][2]

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

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]