Fossil March Fly

Fossil March FlyFossil March fly (Plecia pealei) from the Green River Formation in Wyoming. These insects lived during the Eocene epoch, around 50 million years ago, when the region was a lush, subtropical lake environment. well preserved in shale matrix, these fossil flies show incredible detail, showcasing the fragile wings and body structure.

Triceratops question) hinge on whether certain skulls represent extreme adults rather than separate genera

It tells a surprising story—walruses in warm Pliocene seas over what is now the Carolinas

Specifically

encased in yellow or silver quartz and set in

with some estimates giving them a slight advantage in total body length

so the battery was always “loaded” with functional teeth

They measure approximately 1

and well-developed lateral cusplets

Outside the American Southeast

They lived later

“Armored dinosaur” can mean two different styles

behavior far more commonly associated with birds and mammals than with dinosaurs