Fossilien No. 79
by James L. Amos - © Corbis. All Rights Reserved. - © James L. Amos/Corbis
Tail of Early Eocene Fish Fossil
June 1984 --- Fossils, mostly of fish, are some 50 million years old at the Ulrich Fossil Quarry in the Green River Formation of Wyoming, USA. Here a garpike fossil, Lepisosteus simplex, is exposed. --- Image by © James L. Amos/Corbis