The Cambrian is the first geological period of the Paleozoic Era, lasting from to million years ago (mya) and is succeeded by the Ordovician.
New!!: Eocambrian and Cambrian ·
Positions of landmasses near the end of the Precambrian The Precambrian or Pre-Cambrian; sometimes abbreviated pЄ is the largest span of time in Earth's history before the current Phanerozoic Eon, and is a Supereon divided into several eons of the geologic time scale.
New!!: Eocambrian and Precambrian ·