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History of Life on Earth - Coggle Diagram
History of Life on Earth
Mesozoic Era
Jurassic (206 - 142 mya)
Dinosaurs dominant, first birds, conifers and cycads spread
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Cretaceous (142 - 65)
First flowering-plants, end of period dinosaurs and ammonites and other groups became extinct
PreCambrian Era
Early forms of live appeared (simple, single cells)
Prokaryotes diversify, photosynthesis brings oxygen into the air (stromatolites)
Eukaryotes appear, soft-bodied animals / plants in the sea
Coenozoic Era
Quaternary (1,8 mya - today)
Humans appearing and expanding their range, ice ages making largest mammals extinct in North
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Palaeozoic Era
Devonian (417 - 354 mya)
Land vertebrates, fish and simple land plants diversify, club mosses
Silurian (443 - 417 mya)
Simple plants and scorpions on land, jawed fish, ammonites in sea, earliest plants with conducting tissues
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Permian (290 - 248 mya)
Reptiles diversify, cone - bearing plants. trilobites and many invertebrates became extinct
Cambrian (545 - 495 mya)
Animals with skeletons, trilobites are common....Cambrian explosion leads to most modern animal groups
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