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035   $a(OCoLC)891382817
035   $a(EXLCZ)995470000002463922
100   $a20140926d1970      ua             0
101 0 $aeng
135   $aurbn|||||||||
181   $ctxt$2rdacontent
182   $cc$2rdamedia
183   $acr$2rdacarrier
200 14$aThe Foerstia zone of the Ohio and Chattanooga shales $ean explanation for the stratigraphic zonation of the fossils and a report on a newly discovered occurrence of the Foertia zone in western Ohio /$fby J.M. Schopf and J.F. Schwietering
210  1$a[Washington, D.C.] :$cUnited States Department of the Interior, Geological Survey,$d1970.
210  2$aWashington :$cUnited States Government Printing Office.
215   $a1 online resource (iii, 15 pages, 2 pages of plates) $cillustrations
225 1 $aGeological Survey bulletin ;$v1294-H
225 1 $aContributions to stratigraphy
300   $aTitle from title screen (viewed September 15, 2014).
320   $aIncludes bibliographical references (pages 14-15).
517   $aFoerstia zone of the Ohio and Chattanooga shales 
606   $aPaleobotany$yDevonian
606   $aPlants, Fossil$zOhio
606   $aShale$zOhio
606   $aDevonian Geologic Period$2fast
606   $aPaleobotany$2fast
606   $aPlants, Fossil$2fast
606   $aShale$2fast
607   $aOhio$2fast
615  0$aPaleobotany
615  0$aPlants, Fossil
615  0$aShale
615  7$aDevonian Geologic Period.
615  7$aPaleobotany.
615  7$aPlants, Fossil.
615  7$aShale.
700   $aSchopf$b James M$g(James Morton),$f1911-1978,$0857142
702   $aSchwietering$b J. F.
712 02$aGeological Survey (U.S.),
801  0$bCOP
801  1$bCOP
801  2$bOCLCO
801  2$bOCLCF
801  2$bGPO
906   $aBOOK
912   $a9910707359503321
996   $aThe Foerstia zone of the Ohio and Chattanooga shales$93483165
997   $aUNINA