Ishijima, W. & Hatai, K. 1973. A Problematic Microfossil from the Miocene Mizunami Group, Toki-Mizunami District, Gifu Prefecture, Japan. St. Paul's Review of Science (= Rikkyo Daigahu Kenkyu Hokoku) 3, 65-68.
175912
Ishijima, W.; Hataiistrict, K. D.; Gifurefecture, P.; Japant, S.
1973
A Problematic Microfossil from the Miocene Mizunami Group, Toki-Mizunami
Paul's Review of Science (= Rikkyo Daigahu Kenkyu Hokoku