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Earliest marine life recorded Abundant amount of Triallbites.
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Red and green algae. Mostly underwater.
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Climate change that brought to the earth, called the greenhouse effect.
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Plant growth. Ferns, horsetails, and seedplants appeared.
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During the Carboniferous Period, it was part of a vast equatorial coastal swamp extending many hundreds of miles and barely rising above sea level.
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During the Permian, the continents joined to form a single supercontinent, Pangea. Hot, dry conditions prevailed almost everywhere, and deserts were widespread. Marine invertebrates evolved into several lineages.
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Many new vertebrates emerged during the Triassic. The seas became inhabited by large marine reptiles.
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Dinosaurs. Mammals started to fly. Big ones were herbivores. Smaller were carnivores.
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In the seas, marine invertebrates flourished, and bony fishes evolved. On land, flowering plants arose, and insects, bees in particular, began their thriving partnership with them.
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The Tertiary has five subdivisions: Paleocene, Eocene, Oligocene, Miocene, and Pliocene epochs. During most of the Tertiary the spatial distribution of the major continents was largely similar to that of today.
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The Quaternary follows the Tertiary Period.The Quaternary is subdivided into the Pleistocene Epoch and the Holocene Epoch and is characterized by major cyclical changes of climate on a global scale. These led to repeated invasions of vast areas by ice sheets.
