Silurian
geo:time:period:silurianSilurian Period (443.8–419.2 Ma): recovery from Ordovician extinction; first vascular plants colonise land; first jawed fish (gnathostomes); coral reefs widespread.
Silurian Period (443.8–419.2 Ma): recovery from Ordovician extinction; first vascular plants colonise land; first jawed fish (gnathostomes); coral reefs widespread.