010029 - Nicely Preserved Knightia Fossil Fish Eocene Green River Fm, Wyoming (USA) Pterosaur west of Hamada du Guir

west of Hamada du Guir

The teeth with strong and vivid fossilization colors such as red

Tooth 5: 55 mm (2

The teeth have been added to the rostrum in order to depict the magnanimity of this animal

Anhangueridae and Azharchidae

010029 - Nicely Preserved Knightia Fossil Fish Eocene Green River Fm, Wyoming (USA) Pterosaur west of Hamada du GuirMagnificent specimen with detailed preservation. You can see the whole bone structure as well as details of the jaw and its small teeth. From this type of fossilization, through taphonomy, many aspects of the original paleoenvironment can be learned. This type of preservation only occurs under certain very special circumstances, in the bottoms of lakes, with anoxic conditions, for example.