Mesoproterozoic Era

The Mesoproterozoic Era was the middle era of the Proterozoic Eon, stretching from 1,600 to 1,000 million years ago.

Periods
This era contains three periods:
 * Calymmian Period (1600 - 1400 MYA)
 * Ectasian Period (1400 - 1200 MYA)
 * Stenian Period (1200 - 1000 MYA)

Adjacent Eras
The Mesoproterozoic Era was preceded by the Paleoproterozoic Era and succeeded by the Neoproterozoic Era.