Insecta - Hemiptera - Lygaeidae

Full reference: S. H. Scudder. 1890. The Tertiary Insects of North America. Report of the United States Geological Survey of the Territories XIII:1-734

Belongs to Necrochromus according to S. H. Scudder 1890

Sister taxa: Necrochromus labatus, Necrochromus saxificus

Type specimen: MCZ 755, an exoskeleton. Its type locality is Florissant (MCZ Collection), which is in a Chadronian lacustrine - large shale in the Florissant Formation of Colorado.

Ecology:

Average measurements (in mm): body 6.15 x 2.85