Suborder Nannomecoptera Hinton 1981 (scorpionfly)
Parent taxon: Mecoptera according to R. Willmann 1987
Sister taxa: Anemeca, Aneuretopsychidae, Anormochoristidae, Cyclopterinidae, Dinopanorpidae, Eobanksiidae, Eumecoptera, Holcorpidae, Liassopanorpa, Lithopanorpidae, Mecaenigma, Mendozachoristidae, Nedubroviidae, Paramecoptera, Paratrichoptera, Permocentropidae, Pistillifera, Protodiptera, Protomecoptera, Protomeropidae, Pseudopolycentropodidae, Reprehensa, Stereochoristidae, Thaumatomeropidae, Tipulidites
Subtaxa: Nannochoristidae, Robinjohniidae
Ecology: