PaleoDB taxon number: 207968
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
Sister taxon: Necropsylla rigidula
Type specimen: MCZ 3457, an exoskeleton. 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): body 3.00 x 0.75, wing 2.00 x 0.78