by Kristen Jones
(Covington Kentucky US)
My father found this in Warsaw Kentucky, we are struggling to identify this creature.
Comments for Fish ribcage
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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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