Sinopinae

Sinopinae
Temporal range: Early to Middle Eocene
Skeleton of Sinopa major
lower jaw of Prototomus secundarius
Scientific classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Mammalia
Order: Hyaenodonta
Clade: Sinopinae
Solé, 2013
Type genus
Sinopa
Leidy, 1871
Genera
Synonyms
list of synonyms:
  • Prototomidae (Morlo, 2014)
  • Sinopaninae (Solé, 2013)
  • Sinopainae (Solé, 2014)
  • Stypolophinae (Trouessart, 1885)

Sinopinae ("swift foxes") is an extinct clade of predatory placental mammals from extinct order Hyaenodonta. Fossil remains of these mammals are known from early to middle Eocene deposits in North America, Europe and Asia.