ammonites
Cixius proavus Scudder 1890 (cixiid planthopper)

Insecta - Hemiptera - Cixiidae

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 Cixius according to S. H. Scudder 1890

Sister taxa: Cixius hesperidum, Cixius vitreus

Type specimen: PU 1.705, an exoskeleton. Its type locality is Florissant (former Princeton collection), which is in an Eocene lacustrine - large shale/volcaniclastic in the Florissant Formation of Colorado.

Ecology:

Average measurements (in mm): body 10.0 x 3.8