Phareodus encaustus with unique taphonomy | 100% Natural Specimen | Green River Formation Skeleton COMPOSITION: Calcite (the yellow centers)

COMPOSITION: Calcite (the yellow centers) Aragonite (the brown lines)

The presence of Potamon fossils in freshwater deposits suggests these crabs have maintained a relatively stable ecological niche over millions of years

Surface texture can show fine venation when preserved in detail

Lepidotes sp

Crystal is approx 6

Phareodus encaustus with unique taphonomy | 100% Natural Specimen | Green River Formation Skeleton COMPOSITION: Calcite (the yellow centers)Phareodus encaustus 100% Natural Eocene (51. 98 Million Years Ago) Green River Formation, Wyoming, USA In Stone Fossils Private Quarry Plate size approx: 42. 5" x 29" Phareodus size approx: 24" This fossil specimen acquired unique taphonomy as it was preserved. The fossil wasn't altered or restored to make it look "better" or more complete. It's left in its original state, which gives us a more authentic look at the fossil's history. A fine layer of