Utah Fossil Cephalopods in Time

Utah Fossil Cephalopods in Time

Clicking on the stages will take you to a more detailed time chart for that system
from there you can get to the fossil cephalopod information

Cz	Paleogene
Mz	Cretaceous		Upper Cretaceous Stages 83-97 mya
	Jurassic		Upper and Middle Jurassic Stages 154-174 mya
	Triassic		Lower Triassic Stages 241-243 mya
Pz	Permian		Permian Stage 255-258 mya
	Carboniferous	Pennsylvannian	Mississippian Stages 334-324 mya
		Mississippian
	Devonian
	Silurian
	Ordovician		Lower and Middle Ordovician Stages 464-485 mya
	Cambrian
Npz	Ediacaran

To my knowledge no fossil cephalopods have been found in Utah from
above the Cretaceous or below the Ordovician

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