WAntonina graminis
WCeroplastes
WCeroplastes cirripediformis
WCeroplastes rubens
WCoccidae
WCoccus (insect)
WCryptococcus (insect)
WDrosicha corpulenta
WDysmicoccus
WDysmicoccus brevipes
WEriococcidae
WEriococcus coriaceus
WEulecanium cerasorum
WFerrisia virgata
WHalimococcidae
WIcerya
WKermes (insect)
WKermesidae
WKerriidae
WLachnodius
WLecanodiaspididae
WLecanodiaspis
WLecanodiaspis prosopidis
WMyzolecaniinae
WOrtheziidae
WParasaissetia
WParasaissetia nigra
WParatachardina decorella
WPhenacoccus
WPhenacoccus solani
WPhysokermes
WPorphyrophora
WPseudococcus
WPseudococcus longispinus
WPulvinaria (insect)
WPulvinaria innumerabilis
WPulvinaria psidii
WTectococcus ovatus
WToumeyella
WUltracoelostoma assimile