Eocene Green River Bird Feather VF-PCM-16-018 Fossil Insect Gyrocarpus sp

Gyrocarpus sp

and floodplain rocks deposited in a back-arc basin formed inland of a Late Triassic magmatic arc associated with the subduction zone off the west coast of North America

verified by attachment to twigs with the same kind of leaves

Carcharadon megalodon

Antrimpos sp

Eocene Green River Bird Feather VF-PCM-16-018 Fossil Insect Gyrocarpus spBird Feather Green River Formation Parachute Creek Member Middle Eocene Uintah County, Utah This specimen is a very good, fossilized bird feather from the Green River Formation. The feather has excellent detail. The feather is about 2 cm long. Even though the Green River Formation is most well known for its fossil fishes, in terms of biological diversity the Eocene birds that lived around the ancient lake were a more diverse faunal community. There