WAgoniatites
WAgoniatitida
WArcticoceras
WArietites
WArnioceras
WAspidoceratidae
WAtaxioceras
WAustraliceras
WCadomites
WCladiscites
WCladiscitidae
WCleoniceras
WClymenia (ammonite)
WClymenia laevigata
WClymeniidae
WDurotrigensia
WEmericiceras
WEuagassiceras
WGarantiana
WGaudryceras
WKosmoclymenia
WKosmoclymeniidae
WKossmatella
WLeptosphinctes
WMantelliceras
WManticoceras
WMortoniceras
WNormannites
WOstlingoceras
WPectinatites
WPerilytoceras
WPhylloceras
WPhylloceras serum
WPhyllopachyceras
WPlatyclymenia
WPlatyclymeniidae
WPromicroceras
WPseudogarantiana
WPseudowaagenia
WShastoceras
WSowerbyceras
WTropaeum
WVascoceras
WVermiceras
WVirgatosphinctes