†subfamily Orthomylacrinae Durden 1969 (cockroach)
Insecta - Blattodea - Mylacridae
Full reference: C. J. Durden. 1969. Pennsylvanian correlation using blattoid insects. Canadian Journal of Earth Sciences 6:1159-1177
Parent taxon: Mylacridae according to C. J. Durden 1969
Sister taxa: Amblymylacris, Aphelomylacris, Austromylacrites, Blattina bretonensis, Cathayiblatta, Cyphomylacris, Dictyomylacris, Drybrookia, Goniomylacris, Hemimylacrinae, Moravamylacris, Mylacridae carbonina, Mylacrinae, Mylacris, Neorthroblattina, Opsiomylacris, Orthomylacris, Paromylacris, Paromylacris ampla, Platymylacris, Ptilomylacris, Rhodesiomylacris, Simplicius, Sooblatta, Sphenomylacris, Mylacridium, Dictyomylacrinae
Subtaxa: none
Ecology:
Distribution: there are no occurrences of Orthomylacrinae in the database