Ceratolithus rugosus Bukry & Bramlette, 1968
Bukry, D., Bramlette, M. N., 1968. Stratigraphic significance of two genera of Tertiary calcareous nannofossils. Tulane Studies in Geology and Paleontology. 6, 149-155
Ceratolithus rugosus
Bukry & Bramlette, 1968
Pliocene
Scripps Core LSDH-78P, Pacific Ocean