by denise
(Canada)
Mammoth tooth?
All we know is it came from the Yukon near a goldmine trailing pond.
Comments for whatcoulditbe
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Geologic Time Geologic Time Line
Cenozoic Era
Quaternary
Neogene
Paleogene
Mesozoic Era
Cretaceous
Jurassic
Triassic
Paleozoic Era
Permian
Carboniferous
Devonian
Silurian
Ordovician
Cambrian
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