paleontolgy

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Across
  1. 2. Europe stage of cretaceous
  2. 4. nonvascular plants that range in size from simple unicellular forms
  3. 5. the latest period of the Proterozoic era
  4. 6. remains of bones shells or leaves
  5. 8. 60 teeth and bites the same as an alligator
  6. 10. featured in 2000 disney animated movie called “dionsaur”
  7. 15. scientists that study fossils
  8. 17. one celled animal consisted
  9. 20. a geothermal featureof earth
  10. 22. extinct animal called bivalve mollusk
  11. 23. A European stage of the panning time of 88 to 84 million years ago
  12. 25. aquatic organism that swims
  13. 27. a chambered fossil shell of a cephalopod mollusk
  14. 28. a group of Silurian
  15. 29. Rock a rock that is full of sediment
  16. 32. blind worm like animals
  17. 33. European stage of uppermost lower Cretaceous period
  18. 34. water-water of a quality suitable for drinking
  19. 37. a common rock forming material
  20. 38. a climate of a given period
  21. 41. the middle period of the Mesozoic era
  22. 43. this is used to describe an aquatic organism that can swim.
  23. 44. used to describe aquatic organisms
  24. 45. water use water use during quarrying rocks
  25. 46. first period of the Cenozoic era
Down
  1. 1. a branch of biology dealing with relationships and their environment
  2. 3. a large opening on the last formed chamber
  3. 4. lived around 150 mya in the late jurassic period
  4. 7. small arms, very powerful, and featured 2 clawed fingers
  5. 9. an extinct bivalve mollusk
  6. 11. climatic conditions
  7. 12. epoch of the Tertiary period
  8. 13. a period of the Paleozoic
  9. 14. an aquatic organism that drifts or swims
  10. 15. the study of relationships of plants and animals
  11. 16. horns attached to a parcial skull near Denver Colorado
  12. 18. an organism that belongs to the kingdom Protista
  13. 19. protozoan of the class Rhizopoda
  14. 21. European stage of the high cretaceous period
  15. 24. klled its prey with stickle shaped claws on its rear feet
  16. 26. the process which material is worn down by water or air
  17. 30. long tail, that contained around 80 vertabrae
  18. 31. a lowering of groundwater surface by pumping
  19. 35. plants of a given region
  20. 36. plain a strip on flat normal dry land by a river or stream
  21. 38. the final era of the Pre- Cambrian
  22. 39. a unit of measure, there are a million micrometers in one meter.
  23. 40. name and classifying organisms
  24. 42. A pipe or channel designed to transport water by gravity