^Malloch, J.R. (1923).
"A new empid from the eastern United States (Dipt.)". Entomological News, and Proceedings of the Entomological Section of the Academy of Natural Sciences of Philadelphia. 34: 5. Retrieved 13 May 2023.
^Chillcott, J.G.; Teskey, H.J. (1983). "A revision of the New World genera allied to Megagrapha Melander (Diptera: Empididae)". The Canadian Entomologist. 115 (10): 1291–1328.
doi:
10.4039/Ent1151291-10.
S2CID86638751.
^Malloch, J.R. (1923).
"A new empid from the eastern United States (Dipt.)". Entomological News, and Proceedings of the Entomological Section of the Academy of Natural Sciences of Philadelphia. 34: 5. Retrieved 13 May 2023.
^Chillcott, J.G.; Teskey, H.J. (1983). "A revision of the New World genera allied to Megagrapha Melander (Diptera: Empididae)". The Canadian Entomologist. 115 (10): 1291–1328.
doi:
10.4039/Ent1151291-10.
S2CID86638751.