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This spirit is the earliest record of Marine life, and Trilobites are dominant.
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Invertebrates are dominant, mollusks become abundant. Earliest fish that are jawless and later, jawed and armored fish.
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The earliest terrestrial plants and animals , Tiktaalik Eurypterids develop.
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Armored fish go extinct, but abundance of several species of fish. the earliest amphibians and ammonites.
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Abundant sharks and amphibians. Large swamps and coal forming forests.
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The extinction 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.
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Earliest placental mammals modern mammals large running mammals.
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Large Carnivores that involve Humans and Neanderthals.
