Alternative combinations: Citellus tephrus, Otospermophilus tephrus, Sciurus tephrus, Spermophilus tephrus
Full reference: C. L. Gazin. 1932. A Miocene Mammalian Fauna From South-Eastern Oregon. Carnegie Institution of Washington Publication 418(3):37-86
Type specimen: CIT 332, a partial skull ( skull without the zygomatic arches, the posterior part of the cranium, and the left cheek teeth; incisors broken off at alveoli.). Its type locality is Skull Spring, which is in a Barstovian terrestrial volcaniclastic in the Butte Creek Formation of Oregon.
Ecology: scansorial granivore-frugivore
• Miocene of United States (3: Oregon collections)
Total: 3 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.