WAdinotherium
WAglaocetus
WAstrapotheria
WAstrapotherium
WBarinasuchus
WBorhyaena
WBrontornis
WCastillo Formation, Venezuela
WCladosictis
WCura-Mallín Group
WDiadiaphorus
WEocardia
WEocardiidae
WEutatus
WHapalops
WHegetotherium
WInteratherium
WJimol Formation
WLycopsis
WNecrolestes
WNematherium
WNesodon
WPachyrukhos
WParaptenodytes
WPelagornis
WPelecyodon
WPeltephilus
WPhorusrhacos
WPropalaehoplophorus
WProsqualodon
WProthylacinus
WProtypotherium
WPsilopterus
WPurussaurus
WStegotherium
WThoatherium