Thursday, February 7, 2019

Mayfly? Insect Fossil

This image shows an insect fossil (Mayfly?) found in the Florissant Formation of Teller County, Colorado, USA. It dates to the Eocene Epoch (56-33.9 million years ago) of the Paleogene Period (66-23 million years ago). Thanks to Kenny for this stitched microscope image. Field of view on image is 2 cm.