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Coccolithus staurion Bramlette & Sullivan, 1961
Pletolithus staurion (Bramlette & Sullivan, 1961) Cappelli et al. 2020
Very large (>12.0 µm) species of Cruciplacolithus having a narrow central area spanned by an axial crossbar.
Bramlette, M. N. & Sullivan, F. R. 1961. Coccolithophorids and related nannoplankton of the Early Tertiary in California. Micropaleontology 7(2): 129-188.
Cappelli, C., Bown, P. R., Riu, M. D., Agnini, C., 2020. Middle Eocene large coccolithaceans: Biostratigraphic implications and paleoclimatic clues. Marine Micropaleontology 154, 1-17.
Gartner, S. 1971. Calcareous nannofossils from the JOIDES Blake Plateau cores and revision of the Paleogene nannofossil zonation. Tulane Studies in Geology and Paleontology 8: 101-121.
Coccolithus staurion
Bramlette & Sullivan, 1961
Middle Eocene
Lodo section, northwestern Fresno County, central California, USA