WAptera (cockroach)
WArenivaga
WAsiablatta kyotensis
WAttaphila
WBlaberus
WBlatta
WBlattella
WCalolampra
WCapraiellus
WCompsodes
WCryptocercus
WDeropeltis
WDiploptera
WDrymaplaneta
WEctobius
WEremoblatta
WEublaberus
WEucorydia
WEurycotis
WEuthyrrhapha
WGromphadorhina
WHolocompsa
WLucihormetica
WManipulator (insect)
WMegaloblatta
WSpeckled cockroach
WNeostylopyga
WNocticola
WPanchlora
WParcoblatta
WPeriplaneta
WPlanuncus
WPolyzosteria
WPseudoderopeltis
WPseudophoraspis
WSaltoblattella montistabularis
WShelfordella
WSupella
WTemnopteryx (cockroach)
WTherea (insect)