eocene

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of a geologic epoch within the Paleogene period from about 56 to 34 million years ago
the Eocene epoch
{i} second division of the Cenozoic era (Geology)
{s} (Geology) pertaining to the Eocene Epoch, pertaining to the second division of the Cenozoic era
The Eocene formation
The period of time referred to in earth's geologic history comprising the last 35 to 55 million years, that was punctuated by the warmest climatic conditions of the past 100 million years
An epoch of the lower Tertiary period, spanning the time between 55 5 and 33 7 million years ago Its name is from the Greek words "eos" (dawn) and "ceno" (new)
(e-sen)adj Of, relating to, or designating the geologic time, rock series, sedimentary deposits, and fossils of the second oldest of the five major epochs of the Tertiary Period, extending from the end of the Paleocene to the beginning of the Oligocene, and characterized by the rise of mammals [Back To Top]
Pertaining to the first in time of the three subdivisions into which the Tertiary formation is divided by geologists, and alluding to the approximation in its life to that of the present era; as, Eocene deposits
An epoch, part of the Tertiary era Like the Cretaceous era, the Eocene epoch was significantly warmer than the present day Seas expanded far beyond their present boundaries; palm trees grew where London and southern Alaska are today (Source: Mintzer, 1992)
-Geological epoch 54 - 38 million years ago
from 58 million to 40 million years ago; presence of modern mammals
Eocene Epoch
{i} era of the second division of the Cenozoic era (Geology)
Eocene Epoch
Major division of the Tertiary Period, from
Eocene Epoch
8 to 33.7 million years ago. It follows the Paleocene Epoch and precedes the Oligocene Epoch. The name, derived from the Greek eos ("dawn"), refers to the dawn of recent life; during the Eocene, all the major divisions, or orders, of modern mammals appeared, as well as many essentially modern bird orders. Climates were warm and humid. Temperate and subtropical forests were widespread, but grasslands were limited
eocene
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