SECTION OF EARTH'S CRUST 



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decent farlh Deposits 



Mtiin^jucfiirc ijlron, Articles 



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PLEISTOCENE 





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~r ulcer, ^yOtfMt^t'^^ 



Apes, Bears v, 



Tcro* 



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tyj, Mtirls, {.(gnifez, Cii-tAL. fagj 



TKIASStC 



6zrds, tfefiKlcs u/ul, 



Jt'RASSiC 



OK 

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im6s&ti.cs. Coral rags, 



, Je.v*rett 



Clay* 



Lcs. Small 



Mew /fed Sttndf fortes Marfo 



PEfMMN 



rates, 



Carboniferous lirn.c,sTime> 1 

 Coa.1, Jrtmf&tit-, Sct-ndslotte,, 

 Clays, Shales .____ ., 



Scorpions, Society t 

 Gcettes, Wies 



n ch 1 1 



DEVONIAN 



&M, fad Sai^sfonc, S Attics 

 Coralline 



fossil 



tjfefsil insccf. 



Slitlcs t Liincsfonc*, Con J lame rates, 

 Shales, 



"Crab*, ftaJis * Settles of 



SclcLchii, 

 yoiiorrTiirii 

 A crania. 



C/WBRIAN 



HUROHIAH 



SlatU, Limestone, Cangtomcratis 



Sea-lilies, 



Moll 



fossil 



PLUTONIC 



Gtra,n,ifc V 



/ff life remains 



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