WAggeraspis
WAspidichthys
WAsterolepis (fish)
WBelemnacanthus
WBothriolepis
WBrachydeirus
WBraunosteus
WCarolowilhelmina
WCoccosteus
WCtenurella
WDunkleosteus
WElegantaspis
WEnseosteus
WGemuendina
WHadrosteus
WHolonema
WHomosteus
WJagorina
WLunaspis
WMelanosteus
WMicrosteus
WOxyosteus
WPachyosteus
WPalaeacanthaspis
WParaplesiobatis
WPhyllolepididae
WPhyllolepis
WPlacolepis
WPlourdosteus
WPterichthyodes
WRhachiosteus
WRhenonema
WRhinosteus
WStensioella
WSynauchenia
WTiaraspis
WTropidosteus
WWalterosteus