Okada, H, and D. Bukry, Supplementary modification and introduction of code numbers to the tow-latitude coccolith biostratigraphic zonation (Sukry, 1973; 1975),Marfne Micro-paleontology, 1980, 5:321-325.
[7]
MeIntyre, A, and A, W, H, Be.,Modern coccolithophoridae of the Atlantic Occan-I.Placoliths and Cyrtoliths, Deep-Sea Res.,1976, 14; 561-597.
[8]
Okada, H, and S, Honjo.,Distribution of coccolithophores in marginal seas along the Western pacific Ocean and in the Red Sea, Marine Biology, 1975, 31:271-285.
[9]
Maiya, S.,T, Saito and T, Sato, Progress in Micropaleontology (eds.Y, Takayanagi and T, Saito),Selected papers in honor of prof, Kiyoshi Asano, Micropaleontology Press New York, 1976,395-422.
[10]
Okada, H.,Modern nanrrofossil assemblages in sediments of coastal and marginal seas along the Western Pacific Ocean, Uirecht Micropal, Bull.,1983, 30, 171-187,
