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1.rugose coral Range Zone P of South China may be correlated with the upper part of rugose coral Zone RC2 to RC3 Oppel Zone in Franco- Belgian Basin and coral Z2 Subzone to γ bed of Britain.
P延限带与RC2间隔带上部至RC3奥佩尔带和英国的Z方亚带至γ层对比。收藏指正
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