Stylops/f1=Xenos/g1 = 
Strepsiptera
Kirby 1813 = Rhipidoptera Lamarck
1816 =
Rhipiptera Latreille 1817 = Strepsata
Billberg 1820 = Rhipidioptera Burmeister 1829
= Strepsipterida Pearce
1936 = Entomophaga Abdullah 1974
Stylops/f~=Xenos/g~ (sine †Phthanoxenos, †Cretostylops; incl. †Mengea, Bahiaxenos) = Eteostrepsiptera Engel (in Engel & Huang & Breitkreuz & Azar & Cai & Alvarado) 2016
Stylops/f~=Xenos/g~ (sine †Phthanoxenos, †Cretostylops, †Mengea; incl. Bahiaxenos, Mengenilla) = Neostrepsiptera Engel (in Engel & Huang & Breitkreuz & Azar & Cai & Alvarado) 2016
Stylops/f~=Xenos/g~ (sine †Phthanoxenos, †Cretostylops, †Mengea, Bahiaxenos; incl. Mengenilla) = Eustrepsiptera Engel (in Engel & Huang & Breitkreuz & Azar & Cai & Alvarado) 2016
Stylops/f2=Xenos/g2 (sine Mengenilla; incl.
Triozocera)
= Endostrepsiptera Kluge
2020
Stylops/f3=Xenos/g3 (sine Triozocera; incl.
Halictophagus)
= Plagiostrepsipterta
Kluge 2020
Stylops/f=Xenos/g (sine Halictophagus) = Hymenophagida Engel (in Engel & Huang & Breitkreuz & Azar & Cai & Alvarado) 2016
.
