WActinulida
WAlcyonacea
WBivalvulida
WCorallimorpharia
WCrown jellyfish
WHelioporacea
WLeptothecata
WLimnomedusae
WMultivalvulida
WNarcomedusae
WSea pen
WPolypodium (animal)
WRhizostomae
WSemaeostomeae
WSiphonophorae
WTabulata
WTrachymedusae
WZoantharia