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Images in Time

Illustrations by Stephen Greb provided to KGS for educational use

These illustrations of ancient life are provided for educational uses in time lines, coloring books, science reports, and presentations. Copy them as needed or just use them as guides for your own drawings. The images are arranged by time. The numbers before the title of the image are in millions of years before the present. When using images, please reference Stephen Greb (Images In Time. https://www.uky.edu/KGS/)

Paleozoic Era

443 Silurian Period

443-408 Silurian Period scene

• Silurian life
  1. Silurian coral reef (simple)
  2. Silurian reef (more detailed with trilobite)
  3. Silurian reef (more detailed with cephalopods)
  4. Snail
  5. Eurypterid (sea scorpion), claws forward <sil_eurypterid_1.jpg>
  6. Eurypterid (sea scorpion), claws back <sil_eurypterid_2.jpg>
  7. Eurypterid (sea scorpion), with sea plants
  8. J awless fish (two types) with sea plants
  9. Silurian fish with jaws

423-386 Jawless fish, Cephalaspis (a shield-headed ostracoderm) <sil_jawless_cephal.jpg>

428 Oldest vascular land plants, Cooksonia

428 Oldest fossil land animal, Pneumodesmus, a millipede

400 Nesomachilis , a bristletail, one of the oldest fossil insects

 

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