Genus Lejops Rondani
Lejops Rondani, 1857: 33 . Type species, Mallota vittata Meigen .
Refs.: Curran, 1939a (key); Thompson, 2000:377 (key).
Asemosyrphus Bigot, 1882:128 . Type species, oculiferus Bigot (Aldrich, 1933:168) = mexicanus (Macquart) .
Dimorphomyia Bigot, 1885b:173 . Type species, calliphoroides Bigot (mon.) = mexicanus (Macquart) (see Aldrich, 1933:168).