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Original drawing of Oksoko

sharp-clawed runner

Oksoko

Say it like this: “Oak-soak-oh”

Oksoko avarsan

Oksoko ate plants and meat and walked on two legs. It lived in the Late Cretaceous. Bones have been found in Mongolia.

When
Late Cretaceous (Maastrichtian) · roughly 72.2 to 66 million years ago
Named in
2020 · Funston, G. F.; Chinzorig, T.; Tsogtbaatar, K.; Kobayashi, Y.; Sullivan, C.; Currie, P. J.
Hip height
Not established
Length
Not established
Weight
31–74 kg · 68–163 lb
Found in
Mongolia · Nemegt
Food and walking
Omnivore · Two legs
Kind
sharp-clawed runner · Theropod
Family branch
Heyuanninae

The story in short

The genus Oksoko dates to 2020, the year G. F. Funston and colleagues described it.

Fossils referred to Oksoko date to the Late Cretaceous (Maastrichtian), roughly 72.2 to 66 million years ago. Finds come from Mongolia, including the Nemegt Formation. It was an omnivore and walked on two legs.

Published estimates put Oksoko at a body mass around 31–74 kg.

On the family tree it sits in Heyuanninae, among the theropod dinosaurs.

Close relatives