Lepidodendron

A prehistoric era Lepidodendron tree

A pack of carnivorous Ornitholestes dinosaurs

A collection of plants, trees and ferns that lived

A Carboniferous forest of Midwestern North America 350 ?

Lepidodendron prehistoric tree

A Carboniferous forest of Midwestern North America 350 ?

Marshy Carboniferous Forest, Illustration

Coal, from the late carboniferous

Lepidodendron, fossil tree trunk

Stigmaria ficoides, fossil root

Extinct scale tree, Lepidodendron of the Carboniferous era

Extinct marine life in the first third of the Mesosoic