1. Barnosky, A.D. 1986. Arikareean, Hemingfordian, and Barstovian mammals from the Colter Formation, Jackson Hole, Wyoming. Bulletin of the Carnegie Museum of Natural History 26: 1–69.
2. Black, C.C. 1961. Rodents and lagomorphs from the Miocene Fort Logan and deep river formations of Montana. Postilla 48: 1–20.
3. Black, C.C. 1971. Paleontology and geology of the Badwater Creek area, central Wyoming. Part 7. Rodents of the family Ischyromyidae. Annals of Carnegie Museum 43: 179–217.
4. Bohlin, B. 1946. The fossil mammals from the tertiary deposit of Taben-Buluk, Western Kansu. Part II: Simplicidentata, Carnivora, Artiodactyla, Perissodactyle, and Primates reports from the Sino-Swedish expedition. Stockholm 28: 1–259.
5. Brandt, J.F. 1855. Beiträge zur näheren Kenntnis der Säugetiere Russlands. Mémoires de l’Academie impériale des sciences de St. Pétersbourg 9: 125–365.