(Museum of Natural History, University of Oregon, 1967-11) Shotwell, J. Arnold
The geomyoid rodents of the late Tertiary of Oregon are described and their relationships discussed. Most
of the material involved is new. A new genus, Parapliosaccomys, is recognized and three new species, Parapliosaccomys
oregonensis, Adjidaumo quartzi, and Pseudotheridomys pagei.