Vad betyder Cretaceous på svenska och vad är definitionen av Cretaceous?

Du kan lära dig Cretaceous uttal, grammatik och synonymer i denna mycket auktoritativa engelska ordbok.

Cretaceous betydelse and definition

0 from or referring to the period of time between around 144 and 65 million years ago, in which plants with flowers first appeared:
- the Cretaceous period
- Cretaceous rocks
- Sponges are often preserved inside flints, which were originally deposited as hard layers within the Cretaceous chalk.
1 the period between around 144 and 65 million years ago, in which plants with flowers first appeared:
- In the Cretaceous, beetles and flies were the first pollinators.
- Fossil remains from the Cretaceous are almost always found in sedimentary deposits.

It thrived in the late Cretaceous period only a few million years before all the dinosaurs on Earth became extinct.
There was an abundance of ammonites, considered index organisms of the uppermost Cretaceous environment.
The volcanoes in question may have erupted too early to account for the Cretaceous warming.
The Cretaceous was the last of the Mesozoic periods and had the most dramatic and varied life forms.
The researchers concluded that the dinosaurs were doing well at the end of the Cretaceous.
Widespread volcanic eruptions swept India at the end of the Cretaceous.