notes:history
Differences
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notes:history [2026/06/05 01:14] 47.79.51.189 old revision restored (2026/05/31 22:13) |
notes:history [2026/06/07 18:30] (current) 78.154.231.253 old revision restored (2008/11/18 01:18) |
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| * Silurian - land plants, ferns, sharks, fish | * Silurian - land plants, ferns, sharks, fish | ||
| * Devonian - first tetrapods - evolution of fish onto land | * Devonian - first tetrapods - evolution of fish onto land | ||
| - | * Carboniferous - reptiles, amphibians, spiders, conifers, synapsids | + | * Carboniferous - reptiles, amphibians, spiders, conifers, amniotic eggs (340 mya), synapsids |
| - | * Permian - more synapsids (mammal-like reptiles) | + | * Permian - more synapsids (proto-mammalian |
| + | * 250 mya - Extinction event, 95% of life dies off | ||
| * 300 mya - 250 mya - last supercontinent Pangaea exists | * 300 mya - 250 mya - last supercontinent Pangaea exists | ||
| * Mesozoic (Secondary) Era : 250 - 65 mya | * Mesozoic (Secondary) Era : 250 - 65 mya | ||
| Line 75: | Line 76: | ||
| * Jurassic - squids, frogs, birds | * Jurassic - squids, frogs, birds | ||
| * Cretaceous - more dinosaurs, flowering plants, snakes, modern fish, toothed birds | * Cretaceous - more dinosaurs, flowering plants, snakes, modern fish, toothed birds | ||
| + | * 65 mya - Meterorite extinction event (off Yucatan peninsula) kills off most large animals | ||
| * Cenozoic Era : 65 mya - present | * Cenozoic Era : 65 mya - present | ||
| * Tertiary - more mammals, grasses, apes, hominids | * Tertiary - more mammals, grasses, apes, hominids | ||
notes/history.1780647251.txt.gz · Last modified: 2026/06/05 01:14 by 47.79.51.189
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