Mammalia - Rodentia - Ischyromyidae
Alternative combinations: Ischyrotomus robustus, Paramys robustus
Synonym: Ischyrotomus oweni Wood 1962
Full reference: O. C. Marsh. 1872. Preliminary description of new Tertiary mammals. Part II. American Journal of Science 4(21):202-224
Belongs to Pseudotomus according to R. W. Wilson 1949
See also Dunn and Rasmussen 2007, Gazin 1976, Hay 1902, Korth 1985, Marsh 1872, Matthew 1909, Peterson 1919, Wilson 1940 and Wood 1962
Sister taxa: Pseudotomus californicus, Pseudotomus eugenei, Pseudotomus hians, Pseudotomus horribilis, Pseudotomus johanniculi, Pseudotomus littoralis, Pseudotomus petersoni, Pseudotomus timmys
Type specimens:
- Pseudotomus robustus: Its type locality is Grizzly Buttes, which is in a Bridgerian terrestrial horizon in the Bridger Formation of Wyoming
- Ischyrotomus oweni: Its type locality is Twin Buttes (Lower Bridger), which is in a Bridgerian terrestrial horizon in the Bridger Formation of Wyoming.
Distribution:
• Eocene of United States (12: Wyoming collections)
Total: 12 collections including 13 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.