Category:Sediments in Ontario by geochronology

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Precambrian	Phanerozoic sediments in Ontario
Preceded by Proterozoic Eon	Phanerozoic sediments in Ontario
	Paleozoic Era						Mesozoic Era			Cenozoic Era
	Cambrian	Ordovician	Silurian	Devonian	Carboniferous	Permian	Triassic	Jurassic	Cretaceous	Paleogene	Neogene	4ry

Subcategories

This category has the following 4 subcategories, out of 4 total.