†subfamily Machaeroidinae (placental)
Mammalia - Ferae - Oxyaenidae
Parent taxon: Oxyaenidae according to S. P. Zack 2019
Sister taxa: Dipsalidictis, Dipsalodon, Dormaalodon, Galethylax, Machaeroides, Oxyaeninae, Palaeonictinae, Sarkastodon, Tytthaena
Subtaxa: Apataelurus Diegoaelurus
Ecology: ground dwelling carnivore
Distribution:
• Eocene to Oligocene of China (1 collection)
• Eocene of United States (2: California, Utah)
Total: 3 collections including 4 occurrences