%0 Journal Article %T TheLowerSilurianTrilobiteEncrinurus(Coronocephalus)rex,itsGeographicalDistributionandStratigraphicalPosition %J µØÖÊѧ±¨ %D 1938 %X INTRODUCTIONIntheappendixofthe"StratigraphyofChina,"PartI,A.W.Grabau(4)~1figuredarestorationofaLowerSiluriantrilobiteunderthenewsubgenericname"Coronocephalus"onthebasisofseparated %U http://www.geojournals.cn/dzxb/ch/reader/view_abstract.aspx?file_no=19380102&flag=1