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Unformatted text preview: on that. Type II-Something that was made by the animal while it was living that has hardened into stone. These are called trace fossils. Type II includes: • footprints • burrows • coprolite or animal poop Coprolite Dinosaur footprint • Type I fossils can be the actual thing that it once was, like a piece of bone or hair or feather. More often the bone material is replaced by different minerals contained in the liquid of the sediments that buried it. What was once bone is now some sort of crystal. • This process also takes place with shells, exoskeletons and wood. If the spaces in the bone are filled with liquid minerals which later harden it is called permineralization....
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This note was uploaded on 11/22/2011 for the course GLY GLY1100 taught by Professor Jaymuza during the Spring '10 term at Broward College.
- Spring '10