Eocene Green River Unidentified Calyx P-PCM-16-084 Brittle Star a group of more bird-like

a group of more bird-like theropods including Tyrannosaurus

Family Leguminosae Order Fabales

The ammonite is 11

The slab has been repaired

Also present is a significant portion of the preserved keel

Eocene Green River Unidentified Calyx P-PCM-16-084 Brittle Star a group of more bird-likeUnidentified Calyx Green River Formation Parachute Creek Member Middle Eocene Uintah County, Utah This is a very well preserved but unidentified calyx. It has 4 sepals, but it appears that there are no petals present. The calyx is very coriaceous and has a heavy carbon residue of carbon. The upper part of the Green River Formation in the eastern Uinta Basin is present in two stratigraphic intervals separated by approximately 250 m of sandstone,