Palearctic: key to species (in German) on page 5 of Paramonov, 1931: “Beiträge zur Monographie der Bombyliiden Gattungen Amictus, Lyophlaeba etc. (Diptera)." Contact me
All: key to species (in German) on page 23 of Paramonov, 1929: “Beiträge zur Monographie einiger Bombyliiden-Gattungen. (Diptera)." Contact me
Palearctic: key to species (in German) on page 357 of Paramonov, 1930: “Beiträge zur Monographie der Bombyliiden-Gattungen Cytherea, Anastoechus, etc. (Diptera)." Contact me
All: key to species in Rollinson & Cabrero, 2025: “Species discovery in Southern African bee flies (Diptera, Bombyliidae): A new species in the revised genus Enica Macquart, 1834." Link
All: key to species in Greathead, 1996: “Revision of the Australian Bee Fly Genus Neosardus Roberts (Diptera : Bombyliidae)." Contact me
All: key to species on page 311 of Hall & Evenhuis, 1984: “Family Bombyliidae. In Flies of the Nearctic Region. Vol. V, Part 13, Number 4." Contact me