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Earliest record of marine life. Trilopites are dominate.
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Echinoderms and invertebrates are dominate. Mollusks become abundant. Earliest fisth that are jawless and later are jawed and armored fish.
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Earliest terrestrial plants and animals. Tiktaalik Eurypterides develope.
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Armored fish go extinct, but abundance of several species of fish. Earliers amphibians and ammonites.
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Abundant sharks and amphibians. Large swamps, forests forming. Earliest reptiles, scale trees and seed ferns.
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Extintion of many types of marine animals including Trilobites.
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Earliest dinosaurs, abundant cycads and conifers.
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Earliest birds and mammals abundant dinosaurs and ammonites.
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Earliest flowering plants, climax of dinosaurs followed by their extinction. Great decline of brachiopods. Abundance of bony fish. K-T extinction.
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Earliest placental mammals, modern mammals, large running mammals.
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Large carnivores,neandrathals, humans, mastodons.
