Eocene Green River Crane Fly IF-PCM-16-037 Shrimp The four rear legs are

The four rear legs are long for skimming over the water's surface and the front pair of legs is short and used to capture food

The Morrison Formation records an environment and time dominated by gigantic sauropod dinosaurs

This mode of preservation is very typical for the locality

ostracode grainstone

Eocene Green River Crane Fly IF-PCM-16-037 Shrimp The four rear legs areTipula sp. Green River Formation Parachute Creek Member Middle Eocene Uintah County, Utah This is a nice example of the Crane Fly Tipula sp. (Scudder). Both wings have good detail and the thorax is well preserved. No legs are visible. Crane fly is a common name referring to any member of the insect family Tipulidae, of the order Diptera, true flies in the superfamily Tipuloidea. Cylindrotominae, Limoniinae, and Pediciinae have been ranked as