†subfamily Trogosinae Gazin 1953 (tillodont)
Mammalia - Cimolesta - Esthonychidae
Full reference: C. L. Gazin. 1953. The Tillodontia: an early Tertiary order of mammals. Smithsonian Miscellaneous Collections 121(10):1-110
Parent taxon: Esthonychidae according to K. Miyata 2007
See also Gazin 1953 and Lucas and Schoch 1998
Sister taxa: Adapidium, Esthonychinae, Megalesthonyx, Plesiesthonyx
Subtaxa: Anchippodus Higotherium Tillodon Trogosus
Ecology: ground dwelling herbivore
Distribution:
• Eocene of Canada (1: British Columbia collection), China (1), Japan (3), United States (40: California, Colorado, New Jersey, Utah, Wyoming)
Total: 45 collections including 47 occurrences