Episode 7: The Geologic Column for Beginners (Part 2)
Let's Talk Creation
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What Are the Major Divisions of the Geological Column?
Paleozoic, mesozoic and senozoic are major divisions of the geological columnd. The oldest is pre cambrian which contains mostly unfossiliferous rocks. Then we get first abundant fossils of marine invertebra such as shellfish. And then towards the top of the paleozoic,. we get the first appearance ofer amphibians, reptiles. That's the kinds of fossils o then above that, you've got the mesozoic - this is where you find the dinosas so we have communities of fossil animals. Theythe their different itinctionns. Above the mesozoit, we have groups of more familiar animals, tha. We
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