Machaeroides

Not to be confused with Machairodus.

Machaeroides
Temporal range: 52.4–46.2 Ma early to middle Eocene
Machaeroides eothen skull cast at the American Museum of Natural History
Machaeroides eothen restoration
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Mammalia
Clade: Pan-Carnivora
Order: †Oxyaenodonta
Family: †Oxyaenidae
Subfamily: †Machaeroidinae
Genus: †Machaeroides
Matthew, 1909
Type species
†Machaeroides eothen
Matthew, 1909
Species
  • †M. eothen (Matthew, 1909)[1]
  • †M. simpsoni (Dawson, 1986)[2]
A map showing the fossil finds of
Machaeroides as well as other machaeroidinid genera.

Machaeroides ("dagger-like") is an extinct genus of sabre-toothed predatory placental mammals from extinct subfamily Machaeroidinae within extinct family Oxyaenidae, that lived in North America (Wyoming) from the early to middle Eocene.

  1. ^ W. D. Matthew. (1909.) "The Carnivora and Insectivora of the Bridger Basin, middle Eocene." Memoirs of the American Museum of Natural History 9:289-567
  2. ^ M. R. Dawson, R. K. Stucky, L. Krishtalka and C. C. Black. (1986.) "Machaeroides simpsoni, new species, oldest known sabertooth creodont (Mammalia), of the Lost Cabin Eocene." Contributions to Geology, University of Wyoming, Special Paper 3:177-182