Full reference: S. H. Scudder. 1885. Palaeodictyoptera; or the affinities and classification of Paleozoic Hexapoda. Memoirs of the Boston Society of Natural History 3(11):319-351
Parent taxon: Insecta according to A. Handlirsch 1906
Sister taxa: Agmatozoon, Alienus, Anebos, Anthracocorides, Apterygota, Archaeologus, Archegogryllus, Archimastax, Atelopteron, Bifurculipes, Campeulites, Chrestotes, Corrodentia, Cricolia, Dicondylia, Dictyocicada, Dictyoneurida, Dimeretes, Diplura, Elasmoscolex, Endopterygota, Eoblattida, Epimetrophora, Fatjanopteridae, Fuersichnus, Griphoconion, Griphologus, Hemeristia, Holometabola, Hypoperlida, Insectichnus, Lepismatona, Megablattina, Megathentomum, Microceratops, Microcoryphia, Miomoptera, Montanuraliidae, Neuropteroidea, Oligometabola, Oocephalina, Papilionidea, Paracridites, Parahaplophlebium, Permetatoridae, Permodictyoptera, Phytophtirites, Platycorion, Plecopterodea, Plecopteroidea, Protohemiptera, Protophasmida, Pseudoacridites, Pseudochauliodites, Pseudogerarus, Pseudopolyernus, Pseudotermes, Rhyniognatha, Sagittarius, Strepsiptera, Sylvaellidae, Sypharopteridae, Termitidiopsis, Thomsonia, Tomeferusa, Trimerocephalium, Tshekardaenigma, Xiphenax, Zygentoma, Triadosialis zinkeni, Caririephemera marquesi
Subtaxa: Phthanocoris occidentalis
Ecology: