Stegouros elengassen

† Stegouros elengassen is a Late Cretaceous ankylosaur from the Dorotea Formation of Chile, remarkable for its frond-like tail weapon formed by fused osteoderms. This unique structure represents a convergent analogy to the ankylosaur tail club.

Diet & Feeding

Herbivore

Stegouros elengassen 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

Stegouros elengassen 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.