4 March flies • Plecia pealei • Kemmerer, Wyoming for Sale

On eBay Now...

4 March flies • Plecia pealei • Kemmerer, Wyoming For Sale

When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.

4 March flies • Plecia pealei • Kemmerer, Wyoming:
$32.27

March Fly • Fossil Insect

Plecia pealei • Green River Formation • Eocene Period

Collecting Location & Age

This fossil specimens comes from the 18 inch layer on the Dempsey Ranch Quarry in southwestern Wyoming about 12 miles from Fossil Butte National Monument. The Green River formation consists of a series of three ancient Eocene age lakes now located in Wyoming, Utah and Colorado. The formation ranges in age from 53.5 to 48.5 million years old, these flies were found in layers dated 52 million.

Taxonomy

Plecia is a genus of fly in the order Diptera, which are also known as the True Flies. March flies have been found in deposits dating back to the Jurassic Period and are of the more common fossil insect species in collections. Here is their lineage.

Kingdom: Animalia

Phylum: Arthropoda

Class: Insecta

Order: Diptera

Family: Bibionidae

Genus: Plecia

Species pealei

Wholesale Orders Available:

If you are stocking a rock shop, museum shop or gift store drop us a line with your request for multiple specimens at a discount and we will create an listing for you to preview.