Jurassic

The Earth in the Jurassic period
Pterosaur

Parts of Britain were covered by shallow tropical seas in which mudstones, limestones and sandstones were deposited. The abundant life in the Jurassic included ammonites and dinosaurs.

Jurassic

*Based on The Geologic Time Scale 2012 by F M Gradstein, J G Ogg, M Schmitz and G Ogg (2012), with additions.