Oohkotokia

† Oohkotokia is a Late Cretaceous ankylosaur from Montana, USA. A medium-sized ankylosaurid, it differs from Euoplocephalus in cranial features and may represent a distinct species from the Two Medicine Formation.

Diet & Feeding

Herbivore

Oohkotokia was a plant-eating dinosaur. Herbivores typically fed on ferns, cycads, conifers, and other vegetation available during their era. Many herbivorous dinosaurs developed specialized teeth and digestive systems for processing tough plant material.

Time Period

Cretaceous Late Mesozoic Era

Oohkotokia lived during the Cretaceous Late period of the Mesozoic Era, approximately 100.5 to 66.0 million years ago.

The final age of dinosaurs, featuring iconic species like Tyrannosaurus rex, Triceratops, and Velociraptor. Dinosaurs reached their peak diversity before the catastrophic asteroid impact at the Chicxulub crater ended the Mesozoic Era.