Invalid subtaxa: Blattaria Latreille 1810 [replaced name], Blattariae Latreille 1810 [replaced name], Blattariae kliveri Handlirsch 1920 [nomen dubium], Blattariae reisi Handlirsch 1920 [nomen dubium], Blattida Latreille 1810, Blattoptera Brunner 1882, Parallelophora Haupt 1956 [nomen dubium], Parallelophoridae Haupt 1956 [invalid subgroup]
Parent taxon: Dictyoptera according to D. Eades 2012
Sister taxa: Baissomantidae, Mantodea, Protoblattina, Protoblattinopsis, Pseudojantaropterix, Qilianiblatta, Strephocladidae, Umenocoleoidea
Subtaxa: Aleuronympha, Anaplectidae, Araripeblattidae, Blaberidae, Blaberoidea, Blattellidae, Blattidae, Blattoidea, Blattuloidea, Caloblattinoidea, Compsoblattidae, Corydioidea, Diechoblattinidae, Eoblattodea, Eublattula, Hsuopterites, Irreblatta, Leptoblattina, Mesoblattinoidea, Mutoviidae, Mylacridae, Mylacridina, Neorthroblattinidae, Oiratia, Parallelophora acuta, Parallelophora anomala, Phyllodromiidae, Polyphagoidea, Poroblattinidae, Ptiloteuthis, Raphidiomimidae, Spiloblattinidae, Stantonia, Ungoneurites
Ecology: