annotated fossil photo

Look for the following characteristics in the photo:

  • linear hollow tubes
  • tubes are clustered together in a bundle
  • overall, the object is dome-shaped
  • honeycomb pattern on top of tubes
  • definite separation between object and surrounding rock
  • each hexagon surrounded by thin-walled container
  • each hexagon filled with material of different grain size

Last updated on October 6, 2005