Megagnathidae
(tree size 2)
Barmaleus
(tree size 1)
Tomiidae
(tree size 2)
Sheimiidae
(tree size 3)
Pachytylopsidae
Anthracothremmidae
Homalophlebiidae
Appertiidae
Eucaenidae
Rigattopteridae
Cymbopsidae
Herdinidae
Soyaniidae
(tree size 1)
Apithanidae
Heteroptilidae
Palaeocixiidae
Hadentomidae
Adeloneuridae
Nugonioneuridae
Thoronysididae
Teneopteridae
Homoeodictyidae
Stenaropodidae
Protoblattinopsidae
Visheriferinae