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Machaeroides facts for kids

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Machaeroides
Temporal range: Eocene
Machaeroides eothen.JPG
Machaeroides eothen skull
Scientific classification e
Kingdom: Animalia
Phylum: Chordata
Class: Mammalia
Order: Creodonta
Family: Oxyaenidae
Subfamily: Machaeroidinae
Genus: Machaeroides
Matthew, 1909
Type species
Machaeroides eothen
Matthew, 1909
Species
  • M. eothen
  • M. simpsoni

Machaeroides (say "Mack-uh-ROY-deez") means "dagger-like". It was a type of ancient mammal called a creodont. These animals lived during the Eocene period, about 56 to 34 million years ago. Scientists found its fossils in the U.S. state of Wyoming. Machaeroides is special because it's the earliest known mammal with sabre-like teeth.

Machaeroides: The First Sabre-Tooth

Machaeroides looked a lot like a small saber-toothed cat. It was about the size of a dog. But there were some key differences. Its skull was longer than a modern cat's. Also, it walked plantigrade. This means it walked with its whole foot flat on the ground, like a bear or a human. Modern cats and dogs walk on their toes.

How It Hunted

The long, sharp teeth of Machaeroides were perfect for hunting. Scientists believe its hunting style was very effective. Even though it was a smaller animal, its method of killing prey worked well. This shows that having sabre-like teeth wasn't just for big, powerful hunters. Smaller animals could use them successfully too.

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