mesozoic
It was part of the Mesozoic Era.
The period after the Cretaceous is the Paleogene period, which is part of the Cenozoic era. It includes the Paleocene, Eocene, and Oligocene epochs.
The Paleocene, which is the first (oldest) part of the Cenozoic Era, as the Cretaceous was the last of the Mesozoic Era.
probably during the early part of the Cretaceous Period
It is the final period of the Mesozoic era.
Cretaceous period
Mesozoic Era
There were three periods in the Mesozoic Era. The Triassic Period, the Jurassic period & the Cretaceous Period.
The Jurassic Period followed the Triassic.
Carnotaurus lived in the Cretaceous period of the Mesozoic era.
In the Mesozoic Era, during the cretaceous period
The dinosaurs lived in the Mesozoic Era, which includes the Triassic, Jurassic, and Cretaceous periods. The first dinosaurs appeared in the late Triassic and went extinct at the end of the Cretaceous.