Across
- 4. Another Name of the Saber tooth cat
- 6. European stage of the Upper Cretaceous, spanning the time between 91 and 90 million years ago.
- 7. European stage of the Lower Cretaceous, spanning the time between 131 and 122 million years ago.
- 8. Historical bone found by excavating
- 9. Oldest time known as of today
- 10. Third epoch of the Paleogene Period
- 13. A epoch of the upper Tertiary period, spanning the time between 23.8 and 5.3 million years ago. It is named after the Greek words "meion" (less) and "ceno" (new).
- 14. Fourth Period of the Paleozoic Era
- 15. A period of the Paleozoic era, spanning the time between 360 and 325 million years ago. It is named after the Mississippi River valley, which contains good exposures of rocks of this age.
- 16. First period of the Paleozoic Era
- 17. Greek and means “Old Life”
- 18. Second period of the Cenozoic Era
- 19. First period of the Cenozoic Era
- 20. Second epoch of the Paleogene Period
- 22. First epoch of the Quaternary Period
- 25. First epoch of the permian period
- 29. Second period of the Mesozoic Era
- 31. Person who studies fossils
- 32. Time when first coral reefs started to appear
- 33. The eon that makes up the Mesozoic, Cenozoic, and Paleozoic Era
- 36. Giant Land Mass
- 38. The largest mass extinction was recorded in this period
- 39. Third and last period of the Mesozoic Era
- 42. Third Epoch of the Permian Period
- 43. Second epoch of the Neogene Period
Down
- 1. Fourth epoch of the silurian period
- 2. First epoch of the Neogene Period
- 3. most important evolution of the Quaternary Period
- 5. million years ago.an European stage of the Upper Cretaceous, spanning the time between 72 and 66
- 8. The latest period of the Proterozoic era, spanning the time between 650 and 544 million years ago. Sometimes referred to as the Ediacaran period, the Vendian is distinguished by fossils representing a characteristic collection of complex soft-bodied organisms found at several localities around the world.
- 9. Last period of the Cenozoic Era, as of now
- 11. when platforms of earth's land move together, above, or under each other
- 12. The final era of the Precambrian, spanning the time between 2.5 billion and 544 million years ago. Fossils of both primitive single celled and more advanced multicellular organisms begin to appear in abundance in rocks from this era. Its name means "early life.
- 15. European stage of the Upper Cretaceous, spanning the time between 88 and 84 million years ago.
- 18. Third epoch of the silurian period
- 21. Another name of "Giant Mammals"
- 23. a period of time in which a particular event takes place; winter, summer
- 24. Animals of a given region or period of geological time
- 26. second epoch of the Permian Period
- 27. Pangea began to break apart, forming Gondwana in the south and Laurasia in the north.
- 28. Second epoch of the Quaternary period
- 30. Period that also stands for “Coal Deposits”
- 31. 9 foot tall mammal that fed off of surface vegetation
- 33. Greek and is named after the words “palaois” (old) and “ceno” (new)
- 34. Greek and means “Middle Life”
- 35. The earliest subdivision of the Precambrian, spanning the time between the formation of the Earth, about 4.5 billion years ago, and the start of the Archaean era, 3.8 billion years ago. This interval predates the period of true geologic time since no rocks of this age are known on Earth, with the exception of a few meteorites
- 37. Time period when land was mostly water with numerous amounts of trilobites
- 39. First epoch of the silurian period
- 40. Second epoch of the silurian period
- 41. Relative of Timber wolves; Hunted in packs and are six feet tall