†subfamily Teratornithinae Miller 1909 (teratorn)
PaleoDB taxon number: 137178
Alternative spelling: Teratornithidae
Parent taxon: Cathartidae according to D. Amadon 1977
Sister taxa: Catharista, Cathartes, Cathartidarum, Cathartinae, Coragyps, Gymnogyps, Kuntur, Palaeogyps, Phasmagyps, Plesiocathartes, Pliogyps, Sarcoramphus, Tapinopus, Vultur, Diatopornis, Dryornis, Geronogyps, Aizengyps, Perugyps, Diatropornis, Hadrogyps, Breagyps, Wingegyps
Subtaxa: Aiolornis, Argentavis, Cathartornis, Taubatornis, Teratornis
Ecology: ground dwelling carnivore