Sparnotheriodontidae

Sparnotheriodontidae Temporal range: Late Paleocene-Late Eocene (Itaboraian-Divisaderan) ~53–37.2 Ma PreꞒ Ꞓ O S D C P T J K Pg N
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Chordata
Class:	Mammalia
Order:	†Litopterna
Family:	†Sparnotheriodontidae Soria, 1980
Genera
Notiolofos Phoradiadus Sparnotheriodon Victorlemoinea

Sparnotheriodontidae is an enigmatic extinct family of litopterns known primarily from teeth. Sparnotheriodontids are one of two South American native ungulate clades known to have reached Antarctica, the other being astrapotheres.