Phareodus testis, Green River Fish Ouranosaurus suggesting they swallowed the stones

suggesting they swallowed the stones to help with digestion or perhaps provide ballast as they swam

but it was not as well adapted to an aquatic environment

3 ft) long

140 cave bear skeletons were discovered in 1983

It seems to be an impression of a sac-like body

Phareodus testis, Green River Fish Ouranosaurus suggesting they swallowed the stonesSpectacular Replica Fossil Fish Phareodus belongs to the osteoglossids, which are represented today by the Arawana. Arawana are found in tropical and semitropical fresh waters of South America, central Africa, Southeast Asia, and northern Australia. Phareodus means: phare to hve, odus tooth. Phareodus lived during the Eocene Epoch and is about 55 million years old They can be found in the fine grained limestone layers of the world famous Green River