†family Reithroparamyidae Wood 1962 (rodent)
Mammalia - Rodentia - Reithroparamyidae
Parent taxon: Sciuroidea according to M. C. McKenna and S. K. Bell 1997
Sister taxa: Aplodontidae, Sciuridae
Subtaxa: Reithroparamys Uriscus
Ecology: ground dwelling herbivore
Distribution:
• Eocene of United States (24: California, Colorado, Nevada, North Dakota, Utah, Wyoming collections)
• Clarkforkian of United States (1: Wyoming)
Total: 25 collections including 30 occurrences