The nematoceran infraorder Psychodomorpha (sometimes misspelled as Psychomorpha, which is the name of a genus of noctuid moths) includes three families, Psychodidae, Blephariceridae, and Tanyderidae, as well as the superfamily Scatopsoidea, which contains the families Canthyloscelidae, Scatopsidae and Valeseguyidae.
