Discolithus ocellatus Bramlette & Sullivan, 1961
Discolithina bicaveata Perch-Nielsen 1967
Bramlette, M. N. & Sullivan, F. R. 1961, Coccolithophorids and related nannoplankton of the Early Tertiary in California. Micropaleontology 7(2): 129-188.
Perch-Nielsen, K. 1967. Nannofossilien aus dem Eozan von Danemark. Eclogae Geologicae Helvetiae. 60: 19-32.
Pozaryska, K. & Locker, S. 1971. Les organismes planctoniques de l'Eocene superieur de Siemien, Pologne Orientale. Revue de Micropaléontologie. 14(5): 57-72.
Discolithus ocellatus
Bramlette & Sullivan, 1961
Early Eocene
Lodo section, northwestern Fresno County, central California, USA