LEADER 02616oam 2200709 450 001 9910706754203321 005 20180112102420.0 035 $a(CKB)5470000002457915 035 $a(OCoLC)896810092 035 $a(OCoLC)995470000002457915 035 $a(EXLCZ)995470000002457915 100 $a20141123d1971 ua 0 101 0 $aeng 135 $aurmn||||||||| 181 $ctxt$2rdacontent 182 $cc$2rdamedia 183 $acr$2rdacarrier 200 10$aOstracode biostratigraphy of the Yorktown Formation (upper Miocene and lower Pliocene) of Virginia and North Carolina /$fby Joseph E. Hazel 210 1$aWashington :$cUnited States Department of the Interior, Geological Survey,$d1971. 215 $a1 online resource (iii, 13 pages) $cillustrations, maps 225 1 $aGeological Survey professional paper ;$v704 300 $aTitle from title screen (viewed September 30, 2014). 300 $a"Three ostracode assemblage zones are proposed for deposits assigned to the Yorktown Formation. The older two zones are considered to be late Miocene in age and the youngest early Pliocene." 320 $aIncludes bibliographical references (pages 12-13). 517 $aOstracode biostratigraphy of the Yorktown Formation 606 $aGeology$zNorth Carolina 606 $aGeology$zVirginia 606 $aGeology, Stratigraphic$yMiocene 606 $aGeology, Stratigraphic$yPliocene 606 $aOstracoda, Fossil$zNorth Carolina 606 $aOstracoda, Fossil$zVirginia 606 $aGeology$2fast 606 $aGeology, Stratigraphic$2fast 606 $aMiocene Geologic Epoch$2fast 606 $aOstracoda, Fossil$2fast 606 $aPliocene Geologic Epoch$2fast 607 $aYorktown Formation 607 $aNorth Carolina$2fast 607 $aVirginia$2fast 615 0$aGeology 615 0$aGeology 615 0$aGeology, Stratigraphic 615 0$aGeology, Stratigraphic 615 0$aOstracoda, Fossil 615 0$aOstracoda, Fossil 615 7$aGeology. 615 7$aGeology, Stratigraphic. 615 7$aMiocene Geologic Epoch. 615 7$aOstracoda, Fossil. 615 7$aPliocene Geologic Epoch. 700 $aHazel$b Joseph E.$f1933-$01399323 712 02$aGeological Survey (U.S.), 801 0$bCOP 801 1$bCOP 801 2$bOCLCO 801 2$bOCLCF 801 2$bOCLCA 801 2$bGPO 906 $aBOOK 912 $a9910706754203321 996 $aOstracode biostratigraphy of the Yorktown Formation (upper Miocene and lower Pliocene) of Virginia and North Carolina$93532535 997 $aUNINA