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Earliest of marine life (trilobites)
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Invertebrates are dominant
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Earlierst terrestrial plants and animals
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Armored fish go extinct, earlierst amphibians and ammonites
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Mississippian and pennsylvanian. Sharks and amphibians large swamps coal farming forests. Earliest reptiles
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Extinction of many time sof marine animals including trilobites
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Earliest Dinosaurs
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Earliest birds, mammals, abundant dino's
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Earlist flowering plant life
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Earliest placental mammals, modern mammals, large running animals
Plan projects on a visual timeline
Map milestones, phases, deadlines, and key events in one place so the sequence is easier to see and share. Timetoast is a timeline maker for work, school, research, and stories.