Fossilized worm tracks in Bright Angel Shale in Parashant Canyon, Grand Canyon National Park Arizona

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Fossilized worm tracks in Bright Angel Shale in Parashant Canyon, Grand Canyon National Park Arizona. Fossils are about 530 million years old (middle Cambrian).

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Size: 3000px × 2000px
Location: Parashant Canyon in Grand Canyon National Park Arizona
Photo credit: © William Mullins / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: angel, bright, cambrian, canyon, fossilized, fossils, grand, middle, national, paleontology, parashant, park, shale, track, tracks, worm