Jimbacrinus bostocki, crinoid mortality plate Gallimimus It was not until other

It was not until other

A distinctive small face

During the Middle Eocene about 48 to 40 mya

Mioplosus lived during the Eocene Epoch and is about 55 million years old

The seaway ran through central Montana

Jimbacrinus bostocki, crinoid mortality plate Gallimimus It was not until otherThis is a superb crinoid mortality plate replica with 17 specimens of Jimbacrinus Bostocki from the Cundlego formation Gaskoyne Junction Western Australia. Dating to the Late Artinskian of the Permian period circa 284 275 Million Years Ago. Few collectors can afford a real specimens like this because they sell for hundreds of dollars. Crinoids are assigned to the phylum Echinodermata, a group of radially symmetrical marine animals, such as the