00779cam a22002054a 4500 tmp96022670 DLC 20260227112756.0 090604s1980 iluadb b 000 0 eng tmp96022670 DLC DLC-dDLC LD2411.4 .W5869 White, Richard J. Southern Ocean silicoflagellate and ebridian biostratigraphy : the opening of the Drake Passage, and the miocene of the Ross Sea, Antarctica / by Richard J. White. 1980. 205 leaves, 8 leaves of plates : ill., charts, map ; 28 cm. Thesis (M.S.)--Northern Illinois University, Dept. of Geology,1980. Includes bibliographical references (p. [165]-187). Paleobotany Antarctica. 91241 91241