The Mecoptera (scorpionflies) were formerly included here too by some authors, but they actually belong to the Mecopteroidea (or Antliophora), the endopterygote clade containing also true flies and fleas.
Os Mecoptera (moscas escorpión) eran anteriormente incluídas aquí tamén por algúns autores, pero en realidade pertencen aos Mecopteroidea (ou Antliophora), o clado dos endopterigotos contén tamén as moscas e as pulgas.