Fusioolithus berthei

† Fusioolithus berthei — a Late Cretaceous titanosaur egg ootaxon from Argentina. Sauropod eggshell of the fusioolithid type with radial eggshell column fusion. Found in Patagonian nesting sites; contributes to understanding the reproductive biology of Cretaceous South American titanosaurs.

Time Period

Cretaceous Late Mesozoic Era

Fusioolithus berthei 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.