The origin of the word cretaceous comes from the Latin "creta" which means "chalk".
Hadrosaur.
Pterosaur
They all lived during the Cretaceous period.
Cretaceous Research was created in 1980.
cretaceous
Cretaceous.
Cretaceous PeriodThe Cretaceous was about 145 million to 66 million years ago. The Cretaceous gets its name from the latin word for chalk, creta, because it includes the layers of this distinctive pure white limestone. It is the last period of the Mesozoic ("middle life") Era.
The scientific name of Corythosaurus is Corythosaurus casuarius. It was a dinosaur that lived during the Late Cretaceous period.
Cretaceous chalk is a pure, oft, well-jointed limestone.
jurassic The Triassic was the earliest period of the Mesozoic, followed by the Jurassic then the Cretaceous. The Cretaceous was of the greatest duration.
The period after the Cretaceous is the Paleogene period, which is part of the Cenozoic era. It includes the Paleocene, Eocene, and Oligocene epochs.