Mammalia - Cimolesta - Titanoideidae
Alternative spelling: Titanoidinae
Full reference: B. Patterson. 1934. A Contribution to the Osteology of "Titanoides" and the Relationships of the Amblypoda. Proceedings of the American Philosophical Society 73(2):71-101
Parent taxon: Pantolambdoidea according to M. C. McKenna and S. K. Bell 1997
See also Carroll 1988, de Muizon and Marshall 1992, Patterson 1934 and Simons 1960
Sister taxa: Cyriacotheriidae, Pantolambdodontidae, Pastoralodontidae
Subtaxa: Thulitheripus Titanoides
Ecology: ground dwelling herbivore
Distribution:
• Clarkforkian of United States (11: Colorado, Montana, Wyoming collections)
• Paleocene of Canada (5: Alberta, Saskatchewan), Norway (1), United States (24: Montana, North Dakota, Texas, Wyoming)
Total: 41 collections each including a single occurrence