01078nam a2200277Ia 450000100060000000300050000600500170001100800410002801000150006904300120008405000210009608200220011708600170013910000340015624501530019026001240034330000490046749000590051650000330057550000200060850400280062865000360065665000410069265000350073365000320076829801BIBL20160527203509.0871116s1988    dcuaf    b    00110 eng    a 87600427   an-usu--0 aQE996b.F74 19880 a561/.13/097612190 aI 19.16:144810aFrederiksen, Norman O.2Local10aSporomorph biostratigraphy, floral changes, and paleoclimatology, Eocene and earliest Oligocene of the eastern Gulf Coastcby Norman O. Frederiksen.0 aWashingtonbU.S. G.P.O.aDenver, CObFor sale by the Books and Open-File Reports Section, U.S. Geological Surveyc1988.  aiv, 68 p., 16 leaves of platesbill.c29 cm. 0aU.S. Geological Survey professional paperv14482Local  aTwo folded leaves in pocket.  aIncludes index.  aBibliography: p. 60-64. 0aSpores (Botany), Fossil.2Local 0aPalynologyzGulf Coast (U.S.)2Local 0aPaleobotanyyOligocene.2Local 0aPaleobotanyyEocene.2Local