Collenia sp. (Stromatolith)

These structures found in sand or mud in Southern China are over a billion years old and have formed through the growth of bacteria or blue algae. They are thus not remains of an organism, but traces of an organism growing and choking in the sediments.

More highlights in the exhibition "History of Plants and Animals on Earth"

  • Ichthyosaurier
  • Ceratoichthys
  • Giant Sea Lilies
  • Fern-like Spermatophytes
Last update: 13.10.2015