LEADER 02214oam 2200601 450 001 9910709798703321 005 20180614113302.0 035 $a(CKB)5470000002472255 035 $a(OCoLC)896811254 035 $a(OCoLC)995470000002472255 035 $a(EXLCZ)995470000002472255 100 $a20141123d1988 ua 0 101 0 $aeng 135 $aurmn||||||||| 181 $ctxt$2rdacontent 182 $cc$2rdamedia 183 $acr$2rdacarrier 200 10$aSporomorph biostratigraphy, floral changes, and paleoclimatology, Eocene and earliest Oligocene of the eastern Gulf Coast /$fby Norman O. Frederiksen 210 1$aWashington :$cDepartment of the Interior, U.S. Geological Survey,$d1988. 215 $a1 online resource (iv, 68 pages) $cillustrations, map +$e2 plates 225 1 $aU.S. Geological Survey professional paper ;$v1448 300 $a"Sporomorph taxon ranges are determined in the Eocene and earliest Oligocene of the eastern Gulf Coast; floral and climatic changes during this time are inferred." 320 $aIncludes bibliographical references (pages 60-64) and index. 606 $aPlant spores, Fossil 606 $aPaleobotany$yEocene 606 $aPaleobotany$yOligocene 606 $aPalynology$zGulf Coast (U.S.) 606 $aEocene Geologic Epoch$2fast 606 $aOligocene Geologic Epoch$2fast 606 $aPaleobotany$2fast 606 $aPalynology$2fast 606 $aPlant spores, Fossil$2fast 607 $aUnited States$zGulf Coast$2fast 615 0$aPlant spores, Fossil. 615 0$aPaleobotany 615 0$aPaleobotany 615 0$aPalynology 615 7$aEocene Geologic Epoch. 615 7$aOligocene Geologic Epoch. 615 7$aPaleobotany. 615 7$aPalynology. 615 7$aPlant spores, Fossil. 700 $aFrederiksen$b Norman O.$01397333 712 02$aGeological Survey (U.S.), 801 0$bCOP 801 1$bCOP 801 2$bOCLCO 801 2$bOCLCF 801 2$bGPO 906 $aBOOK 912 $a9910709798703321 996 $aSporomorph biostratigraphy, floral changes, and paleoclimatology, Eocene and earliest Oligocene of the eastern Gulf Coast$93471225 997 $aUNINA