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| Also called Sea Lily, made of a segmented stalk, calyx and tentacles |
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| Bug-like creature that had three lobes made of narrow segments |
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| Sheep-like creature, was eaten by Saber-toothed cats |
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| These cats had long fangs for piercing their prey |
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| These shelled creatures look like clams or mussels but were on a stalk |
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| This large dinosaur was thought to be a vicious predator but may have been a scavenger, Sue is the best specimen found so far |
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| This large herbivore had large blade-like plates running down its back and had a tail with spikes on it |
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| Had three large horns and a head shield for protection |
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| Flying dinosaur, probably was a glider |
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| Coiled-shell mollusk, only one alive to day is the common nautilus |
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| These are like modern snails |
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| Another word for scale, from alligator's skin |
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| Plant fossil found in shale concretions |
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| This type of coral is also called cup coral |
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| This type of print can teach us about how fast a dinosaur runs |
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| This plant resin can trap insects, preserving them whole |
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| This animal is like an elephant, was covered in hair and had upward curving tusks |
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| This type of animal looks like a very fragile "starfish" |
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| This type of pit is found out in California; animals trapped in this sticky material would die and be preserved whole |
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| This type of preservation is best exemplified by mammoths in ice, bugs in amber and fossils in tar pits |
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| Petrified wood and bones turned to stone are two good examples of this type of fossilization |
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| This word means to be turned to stone |
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| This type of fossil doesnt show the animal but shows an animal was present; best exemplified by coprolites, foot prints and skin impressions |
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| A type of dating that gives sequence but not specific times or dates |
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| A type of dating that gives dates; often relies on radioactive materials and decay rates |
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| The study of Earth's history |
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| Principle of Original __?__; Sedimentary rocks are laid down in flat layers |
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| This law says rocks on top of other rocks are younger than those below |
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| The Law of Cross-__?__ Relationships says that you cannot fracture a layer that isn't already there; breaks are younger than the rocks they cross |
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| The Law of Included __?__ means that the sediments of sedimentary rock are older than the rock they now form |
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| Unconformities are a __?__ in the rock record |
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| Largest block of geologic time |
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| Eras are broken into __?__ |
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| Periods are broken into __?__ |
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| Oldest era; not much evidence of life |
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| Era of bacteria, algae and worms |
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| Era of invertebrates filled with trilobites and crinoids |
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| Rapid __?__ is required to form fossils |
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| This is the use of fossils to connect layers that are supposed to be the same age |
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| Organisms appear in the fossil record fully adapted and highly __?__ for survival |
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| This word describes the number of times we see transitional forms in the fossil record |
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| Fossils can be used to indicate former weather patterns or __?__ |
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| Fossils can be used to detect __?__ reserves |
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| In Genesis, this word means 24 hours |
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| In Genesis, God's creation is described as being __?__. |
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| From a Christian perspective, this came after Adam and Eve sinned... not before. |
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