WAnakamacops
WAsialepidotus
WCartorhynchus
WCervocerus
WChangaspis
WChenops
WEmbolotherium
WEntelognathus
WErnanodon
WFortiholcorpa
WFuxianhuia
WGuangxicyon
WGuizhoueugnathus
WJeholops
WJiangxia (mammal)
WJiuchengia
WLambdopsalis
WLiaobatrachus
WLiaoconodon
WLiaoxiornis
WMaotherium
WMizia
WMongolarachne
WOdontochelys
WParalycoptera
WParayunnanolepis
WPhilydrosaurus
WPotanichthys
WPsephochelys
WPteronisculus
WQianshanornis
WQilinyu
WRana basaltica
WShenshou
WShihtienfenia
WShimenolepis
WShuyu
WSinobaatar
WSinonyx
WStyloichthys
WSymphysops
WUndulopsychopsis
WXiangshuiosteus
WYantanglestes