The theme of cycles, stages, and substages is central to Theosophy, so much so that the whole cosmology becomes like the baroque and often absurd workings of some cosmic clock.
The Theosophical Hierachy of Cycles includesManvatara (I think...lol ;-) - made up of 7 Chains
Cycles - Theosophical Topics in Depth
Rounds and Races - William Q. Judge (one of the founders of Theosophy)
Rounds and Manvantaras: An Outline - David Pratt. - excellent if technical coverage
Etheric planets, Schemes of evolution, and our Solar System - by Walter D. Pullen