Full reference: R. J. Tillyard. 1931. Kansas Permian Insects, Part 13: The New Order Protelytroptera with a Discussion of its Relationships. American Journal of Science, Series 5 21(123):232-266
Parent taxon: Neoptera according to F. M. Carpenter 1933
Sister taxa: Ampelipteridae, Apheloneuridae, Aphryganoneura, Baryshnyalidae, Blattoneoptera, Climaconeura, Controversala, Ctenostematopteryx, Endoneoptera, Eopanorpella, Gelasopteridae, Glosselytrodea, Hemineoptera, Lemmatophoropsis, Marimerobius, Metropatorites, Micropalentomum, Ocellia, Orthoneoptera, Paoliida, Paraneoptera, Perielytron, Permembia, Polyneoptera, Protoperlaria, Protoprosbolidae, Saurodectidae, Saurophthiridae, Saurophthirus, Sphalmatoblattina, Synomaloptilidae, Teneopteridae, Tillyardites, Trachopterygidae, Trichorthophlebia, Uninervidae, Triadochorista schleeriethensis
Subtaxa: Acosmelytridae, Apachelytridae, Archelytridae, Blattelytridae, Dermelytridae, Elytroneuridae, Labidelytridae, Megelytridae, Permelytridae, Permophilidae, Protelytridae, Protocoleidae
Ecology: