Rhus
Photographed by Michael P. Klimetz

[Leaf Impression with Insect Damage in Shale]

Green River Formation
Parachute Creek Member
Eocene

Rio Blanco County
COLORADO
Photographed by Michael P. Klimetz

Rhus nigricans
[Sumac Leaf Impression in Shale]

Green River Formation
Eocene

Uintah County
UTAH
Photographed by Michael P. Klimetz

Rhus nigricans
[Sumac Leaf Impression in Shale]

Green River Formation
Eocene

Uintah County
UTAH