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1. Eocene through lower Oligocene lacustrine shales and Oligocene through lower Miocene lacustrine and deltaic coaly shales are the mature source rocks.

2. It indicated that during the midterm Eocene epoch or before the wild buffalo, david deer and Chinese alligator originated from the middle lower reaches of Yellow River.

3. In the middle Eocene formations of North America occurs the more specialized Uintatherium (or Dinoceras ), typifying the family Uintatheriidae.

4. There are four hydrocarbon source rocks, Palaeocene, Eocene, Oligocene and Miocene.

5. Paleocene - Eocene terrigenous deposits, deposited in grabens and half-grabens, constituted the lower tectonic layer of the sedimentary basins of South China Sea.

6. The impact forming this crater occurred during the Eocene Epoch, a period of much warmer climate than today's, when subtropical conditions extended as far north as the Arctic Circle.

7. The unconformity between the Eocene and the Lower Cretaceous is common in Jiuquan basin.

8. Dating from the Eocene Epoch, the crater is likely less than 50 million years old, but the impact bored into Proterozoic sandstones well over 500 million years old.

9. Any of various extinct ungulate mammals of the Eocene to Pleistocene epochs, having distinctive three-clawed, three-toed feet.

10. From Cretaceous Period to Paleocene Eocene, subsidence and sedimentation area migrated gradually towards inside basin because the major thrust belts were piggyback and developed towards inside basin.

11. The microorganisms had lain dormant since the Eocene epoch, a time when Australia split off from Antarctica and modern mammals first appeared.

12. In late Eocene - Oligocene, that is red coarse sediment.

13. It intruded Eocene sandstones.

14. Alkaline basalts record the passage of the plateau over a hotspot during the Eocene.

15. The final transition from basilosaurids to modern whales began 34 million years ago, during the sudden phase of cooling climate that ended the Eocene epoch.

16. The placement and orientation of these fossils also tells researchers about the conditions at Green River during the Eocene .

17. The gold mineralization in the Boka-Tuobuka area took place in Paleocene and early Eocene, intra-continental extensional geotectonic environment.

18. According to the analysis of Mesozoic and Cenozoic tectonic evolution,[sentencedict.com] Bohai Bay basin is a strike slip pull apart basin formed in the Cenozoic Eocene epoch.

19. Few or any anthropoids are known to have existed in Africa during this period, known as the Eocene epoch.

20. Paleogene Oligocene Linhe formation ( E _ 3 J ) and Eocene Wulate formation ( E _ 2 wl ).

21. Second, it was eroded over 1000 meters during elevating move — ment later Eocene.

22. In these regions the desert insects originated later, i. e. , in Cretaceous Period, and the insect fauna formed in Eocene Epoch of the early Tertiary Period.

23. These showed an evolution of increasing diversity through to the Eocene.

24. Though the Cretaceous asteroid cleared the stage, mammals did not really get going until 10m years later, in the Eocene epoch.

25. Maoxing block saliferous strata are mainly in 4 th Member, Funing Formation , Eocene Series.

26. The Santee Coastal Reserve core, a 545 ft deep borehole in northeastern Charleston County, South Carolina, recovered sediments of Late Cretaceous, Paleocene, Eocene, and Quaternary age.

27. The boundaries between the Upper Cretaceous and Paleogene, Paleocene and Eocene, and Eocene and Oligocene in China nearly accord with corresponding ones elsewhere in the world.

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28. It is typically developed lacus subaqueous fan of Shuangyang Formation in Moliqing fault subsidence of Yitong Basin in Eocene.

29. Those correspond to Quaternary , Pliocene , Upper Miocene, Lower Miocene and Eocene respectively.

30. The Wuyun flora has more common elements with the Kivdin Flora (Paleocene) of Russia than with other floras of the Late Cretaceous to Eocene in East Asia and North America.