PaleoDB taxon number: 206852
Full reference: S. H. Scudder. 1878. An Account of Some Insects of Unusual Interest from the Tertiary Rocks of Colorado and Wyoming. Bulletin of the United States Geological and Geographical Survey of the Territories 4(2):519-543
Sister taxa: none
Type specimen: 7807, an exoskeleton (well preserved). Its type locality is Florissant (MCZ Collection), which is in a Chadronian lacustrine - large shale in the Florissant Formation of Colorado.
Average measurements (in mm): abdomen length 16.0, antennae length 26.5, body 22.5 x 6.0, elytron 14.0 x 4.5, head length 2.50, thorax length 4.00