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Flatworm morphology
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Classroom Contents
585-Million-Year-Old Tracks Reveal Evidence of the First Animals on Earth
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- 1 Introduction
- 2 What are trace fossils
- 3 What is geological time
- 4 Neoproterozoic
- 5 Bacteria
- 6 What the world looked like
- 7 Biomedis
- 8 Stromatolite
- 9 Accurate Arcs
- 10 Eukaryotes
- 11 Hydrodiskea
- 12 Ediacaran
- 13 Avalon Peninsula
- 14 Lettieri
- 15 Body fossil evidence
- 16 Oldest trace fossils
- 17 Location
- 18 Alberta
- 19 What do these tracks tell us
- 20 Flatworm morphology
- 21 Geological settings
- 22 Other evidence
- 23 What is the significance
- 24 Summary
