Turtle (Chisternon undatum) skeleton fossil cast replica Orangutan almost 8 inches at its

almost 8 inches at its widest point

Apatosaurus femur cast replica

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that were adapted for television

This cast faithfully reproduces the skull with matrix detail

Turtle (Chisternon undatum) skeleton fossil cast replica Orangutan almost 8 inches at itsTurtle (Chisternon undatum); Chisternon is a genus of baenid tturtles from the eocene of North America. Chisternon undatum is one of the most rare turtles In the fossil record. The original fossil is preserved in the Green River Formation, a laminated limestone precipitated from calcium rich waters. The limestone was interbedded with many thin layers of volcanic ash and mudstone. Fossil Butte National Monument. Eocene, Green River Formation; This