Mammalia - Acreodi - Triisodontidae
Alternative spelling: Triisodontinae
Full reference: W. B. Scott. 1892. A revision of the North American Creodonta with notes on some genera which have been referred to that group. Proceedings of the Academy of Natural Sciences, Philadelphia 44:291-323
Parent taxon: Acreodi according to R. Tabuce et al. 2011
See also Hay 1902, Hay 1930, Matthew 1937, McKenna and Bell 1997 and Zhou et al. 1995
Sister taxa: Andrewsarchus, Mesonychia, Mondegodon, Oxyclaenidae
Subtaxa: Eoconodon Goniacodon Stelocyon Triisodon
Type: Triisodon
Ecology: scansorial omnivore
Distribution:
• Paleocene of Canada (2: Alberta, Saskatchewan collections), United States (45: Colorado, Montana, New Mexico, Utah, Wyoming)
Total: 47 collections including 62 occurrences