Midge Fly Fossil

 

The image shows a midge fly insect fossil found in the Florissant Formation of Teller County, Colorado, USA. It dates to the Eocene Epoch of the Paleogene Period. Thanks to Doug for the image. Field of view (FOV) is 7 mm.

Plecia Twist Fly Fossils

 

These insect fossils were on display at the American Museum of Natural History (AMNH) in New York City in July 2018. They are called Plecia sp. (Wiedemann, 1828) aka Twist Flies. The fossils were found in the Green River Formation at White Mountain, Wyoming, USA and dates to the Eocene Epoch. Accession number is AMNH 28381.

Learn more about the museum at https://www.amnh.org/

 

Crane Fly Fossil

This image shows a crane fly insect fossil found in the Florissant Formation of Teller County, Colorado, USA. The genus might be a Tipula. It dates to the Eocene Epoch of the Paleogene Period. Thanks to Kenny for the image.

Dance Fly Fossil

This image shows a Diptera (Dance Fly) insect fossil found in the Florissant Formation of Teller County, Colorado, USA. It dates to the Eocene Epoch of the Paleogene Period. Thanks to Kenny for the microscope image. Field of view on image is 4 mm.

Learn more about this order of insect here:
http://www.fossilmuseum.net/Fossil_Galleries/Insect_Galleries_by_Order/Diptera/Diptera.htm

Improved Fly Fossil Image

This image shows an insect fossil (some sort of fly?) 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. Thanks to Kenny for the microscope image. Field of view on image is 5 mm.

He has been working on stitching images together of the same fossil thus allow higher detailed images.  Older image below:

See previous images of fossil fly here:
https://louisvillefossils.blogspot.com/2019/01/fly-fossil.html

Fly Fossil

This images shows a fly fossil found in the Florissant Formation of Teller County, Colorado, USA. The second image is a close up of its leg. It dates to the Eocene Epoch of the Paleogene Period. Thanks to Kenny for the microscope images.

Plecia Fly Fossil

Plecia sp. fly fossils ("twist fly") displayed at the American Museum of Natural History in New York City, USA. They were found in White Mountain Wyoming, USA. The fossils appear to be from Green River Formation and dates to the Eocene Epoch of the Paleogene Period. Image taken July 2018.