ammonites
Lyctocoris terreus Scudder 1878 (true bug)

Insecta - Hemiptera - Acanthiidae

Alternative combination: Rhyparochromus terreus

Full reference: S. H. Scudder. 1878. The Fossil Insects of the Green River Shales. Bulletin of the United States Geological and Geographical Survey of the Territories 4(4):747-776

Belongs to Lyctocoris according to S. H. Scudder 1890

Sister taxa: none

Type specimen: 4192, an exoskeleton (poorly preserved). Its type locality is Petrified fish cut (Scudder collection), which is in a Bridgerian lacustrine - large diatomite/shale in the Green River Formation of Wyoming.

Ecology:

Average measurements (in mm): body 4.00 x 2.10