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.

Snout Beetle Fossil

The image shows a snout beetle or weevil insect fossil of the Order Coleoptera, Family Curculionidae 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.

Leidyosuchus wilsoni Crocodile Skull Fossil

 

This crocodile skull fossil was on display at the American Museum of Natural History (AMNH) in New York City in July 2018. The fossil was named Leidyosuchus wilsoni (Mook, 1959). It was found in the Green River Formation at Wamsutter, Wyoming, USA and dates to the Middle Eocene Epoch. Accession number is AMNH 7637 and it is the type specimen. A gift from L. R. Wilson in 1956.

It was described in April 22, 1959 issue of American Museum Novitates in an paper entitled A New Species of Fossil Crocodile of the Genus Leidyosuchus from the Green River Beds by Charles C. Mook.

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