Crampton G. C., 1938.
The interrelationships and lines of descent of living insects.
Psyche, v.45, No.4: 165-181
Psyche
Taxa_Nom:_R6417KXK2
Apterygota 
Styligera

Dicellura

Thysanura

Lepismatidae Lepisma
Protothysanura

Machilidae Machilis
Astyligera 
Collembola

Protura

Pterygota 
sectio Palaeopterygota
(:169)
Panephemeroptera
= Ephemeropteria
(:170)
Ephemerida Ephemera
Protephemerida 
Pantyloptera
= Tyloptera

Odonata 
Protodonata 
Megasecoptera

Palaeodictyoptera

sectio Neopterygota
(:170)
Paurometabola
= Orthopteradelphia

Panisoptera
= Isopteria

Palaeoptera 
Blattida Blatta
Mantida Mantis Isoptera 
Panplecoptera
= Plecopteria

Embiida 
Plecoptera 
Panorthoptera
= Orthopteria 
Orthoptera
(incl. Grylloblattidae) 
Cheleutoptera
= Phasmida Phasma
Dermaptera  Parametabola
= Hemipteradelphia

Panpsocoptera
= Psocopteria 
Psocoptera 
Mallophaga 
Anoplura 
Panhemiptera
= Hemipteria 
Hemiptera 
Thysanoptera 
Zoraptera

Holometabola
= Neuropteradelphia

Pancoleoptera
= Coleopteria

Coleoptera 
Strepsiptera 
Panneuroptera
= Neuropteria

Neuroptera
(incl. Megaloptera) 
Mecoptera 
Diptera 
Trichoptera 
Lepidoptera 
Siphonaptera 
Panhymenoptera
= Hymenopteria 
Hymenoptera
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