Orthonevra parva Shannon, 1916
| Notes on some genera of Syrphidae with descriptions of new species R C Shannon (1916) Proc. Ent. Soc. Wash 18: 101-113 | |
| An annotated list of the Diptera (Flies) of Oregon F R Cole and A L Lovett (1921) Proceedings of the California Acadademy of Sciences 11: 197-344 |