Diplomystus dentatus, Green River Fish Iguanodon Antrimpos belongs to the phylum

Antrimpos belongs to the phylum Arthropoda and class Malacostraca

The tooth comes on a fine soft nylon cord

The fine grained sediments in these lagoons produced nearly flawless remains of plant and animals which fell into or were washed into them as well as some of their natural residents

Cast foam filled for durability Bone Cast

It was discovered in 1924 by quarrymen working for the Northern Lime Company in Taung

Diplomystus dentatus, Green River Fish Iguanodon Antrimpos belongs to the phylumDiplomystus is a representative of a primitive group of herring like fishes known only from the fossil record. Some Diplomystus fossils have been found that date back to the Late Cretaceous Period, 80 million years ago. This species, Diplomystus dentatus is from the Eocene Epoch and is about 55 million years old. It is found in southwestern Wyoming in the world famous Green River Formation fossil beds. In these beds, layers of fine grained limestone