Of or from the geologic time, stone series, or sedimentary build up of the 2nd epoch associated with the Tertiary Period, described as hot climates while the rise on most contemporary mammalian people. See Table at geologic time.
of a geologic epoch within the Paleogene period from about 56 to 34 million years ago.
regarding the initial in time of three subdivisions into that your Tertiary development is split by geologists, and alluding into the approximation in its life compared to that associated with current era.
The Eocene Epoch or its system of deposits.
the Eocene epoch
In geology, a division of Tertiary. See Tertiary.
from 58 million to 40 million years back; presence of modern animals