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28 Cards in this Set
- Front
- Back
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Ammonoid (look at tiny suture pattern) |
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Canbonization- unaltered fish bone |
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Oyster Shell - weathered.. found in a stream bed |
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Trace fossil, fizzes with acid/calcite |
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Tabulata Coral |
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Gastropods with borings, and corals |
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Trilobite- unaltered |
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Stromatolite |
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Ammonoid, type of cephalopod (crazy sutures.. look closely) |
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Belemnoid, type of cephalopod |
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Nautiloid, type of cephalopod (more simple sutures) |
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Trace fossil, shrimp burrow |
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Bivalve - internal and external molds |
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Echinoderms- 5 star pattern |
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Petrified wood- mineralization |
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Crinoidea Stem- Echinoderm silica (do acid test) |
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Brachiopods- most are sessile Articulata: more complex shells, hinged with teeth. 9-presserved/replaced pryrite (heavy and sparkly) |
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Brachiopods- most are sessile Inarticulate: muscles hold shells together. simple. |
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Bivalve- mirrored |
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Coprolite- Fossilized dung (poop) |
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Tabulate Corals |
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Fossilized Bone- heavy- permanization |
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Rugose Corals |
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Graptolite |
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Plant Fossil - fern- carbonization |
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Sponge/Porifera |
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Bryozoans- corkscrews/lacy |
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Burrow- trace fossil- made of sediment |
