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  2. Paleosol - Wikipedia

    en.wikipedia.org/wiki/Paleosol

    The record of paleosols extends into the Precambrian in Earth's history, with rare paleosols older than 2.5 billion years. Geology, biology, and the atmosphere all changed significantly over that time, with dramatic shifts at the Great Oxidation Event (2.42 billion years ago) and during the Paleozoic, when complex animals and land plants proliferated.

  3. Paleopedology - Wikipedia

    en.wikipedia.org/wiki/Paleopedology

    Even when fossils that are found in paleosols are understood, much more can be learned regarding their preservation, ecology, and evolution by studying the paleosols they inhabited. Fossil stumps in a paleosol. A fossilized footprint, burrow, or coprolite (fossil feces), are examples of trace fossils (ichnofossils). These trace fossils do not ...

  4. ‘Extremely rare’ dinosaur discovered by 3 tweens: My friends ...

    www.aol.com/extremely-rare-dinosaur-discovered-3...

    The entire uncovering was captured by the documentary crew, who agreed to tag along after Lyson had only mentioned a few details about how the boys were digging up a dinosaur fossil.

  5. Hiking family discovers rare T. rex fossil - AOL

    www.aol.com/hiking-family-discovers-rare-t...

    Based on early estimates, Lyson thinks the fossil is that of a young T. rex that died of an unknown cause when it was 13 or 15 years old. It was about 25 feet long and weighed about 3,500 pounds.

  6. Diskagma - Wikipedia

    en.wikipedia.org/wiki/Diskagma

    3D reconstruction of Diskagma buttonii. Diskagma buttonii is a problematic fossil that has been named before its biological affinities have been understood. Its size and complexity suggest that it had the degree of cytoskeletal complexity found in eukaryotes, but it predates the other fossil candidate for the oldest eukaryote Grypania, now known to be 1800 million years old, [2] and at 2200 ...

  7. Prehistory of Colorado - Wikipedia

    en.wikipedia.org/wiki/Prehistory_of_Colorado

    The fossil assemblage of the formation includes tortoises, alligators, predatory birds, Perissodactyls such as primitive horses and rhinoceroses, Entelodonts, Nimravids, rodents, Artiodactyls, and other mammals. The paleoenvironment of the formation has been interpreted as being composed of expansive savannah-woodlands and plains, occasionally ...

  8. Arizona is full of fossils. Here's where to look for ancient ...

    www.aol.com/arizona-full-fossils-heres-where...

    A fossil preparator handles fossils found in Petrified Forest National Park at the museum's demonstration lab. Visitors are not allowed to take fossils from the park.

  9. Alfisol - Wikipedia

    en.wikipedia.org/wiki/Alfisol

    The fossil record of Alfisols extends back to the Late Devonian. The Alfisol paleosols were woodland soils and early forest soils. The fertile Alfisols were most likely formed by Devonian forests. The oldest of the Alfisol paleosol forest soils are in the paleosols of the Aztec Siltstone in Victoria Land, Antarctica. In the paleosols of the ...