years ago). Families Apioceridae – flower-loving flies Apsilocephalidae Apystomyiidae Asilidae – robber flies Bombyliidae – bee flies Evocoidae Hilarimorphidae Mydidae – mydas flies Mythicomyiidae Scenopinidae – window flies Therevidae – stiletto flies The Protapioceridae, a family of extinct flies that were native to China, are also classified in the Asiloidea. References Diptera superfamilies