WAcrididea
WAculeata
WDragonfly
WAsilomorpha
WBibionomorpha
WBlephariceromorpha
WBostrichiformia
WCaeciliusetae
WCicadomorpha
WCimicomorpha
WCucujiformia
WCulicomorpha
WEriocraniidae
WElateriformia
WPlanthopper
WHeteroneura
WHomilopsocidea
WLophocoronoidea
WMuscomorpha
WPsychodomorpha
WPtychopteromorpha
WScarabaeoidea
WStaphyliniformia
WStratiomyoidea
WTabanomorpha
WTipulomorpha
WTridactylidea
WVermileonidae
WXylophagidae