Vol.XVIII, Nos.1-2 (1978-02 issued)
| Professor Kenzo Yagi | |
| 1-3 |
| Scientific Achievements of Professor Kenzo Yagi | |
| 4-10 |
| Biostratigraphy and Correlation of the Permian of Japan | |
| Minato, Masao;Kato, Makoto;Nakamura, Koji;Hasegawa, Yoshiyuki;Choi, Dong Ryong;Tazawa, Jun-ichi | 11-47 |
| Acmite-Vanadium Acmite Solid Solution in the Presence of H2O at High Pressures | |
| Hariya, Yu;Yoshikawa, Kazuo | 49-55 |
| Ostracoda from the Navidad Formation (Miocene), Chile | |
| Osorio, Roberto O. | 57-84 |
| Charged-Particle Tracks in Yamato-74 Meteorites | |
| Yabuki, Hideo | 85-104 |
| Biotites from the Takakumayama Granite, Kagoshima Prefecture and their Hydrothermal Experiments at Higher Oxygen Fugacities | |
| Yamamoto, Masahiko | 105-115 |
| Amino Acid Composition of Heated Scallop Shells | |
| Akiyama, Masahiko | 117-121 |
| Petrology of the Kesengawa Granodiorite, Kitakami Mountains, Northeast Japan | |
| Hoe, Soeng Gi | 123-166 |
| The Alpine Chrome Ores from Japan | |
| Bamba, Takeo | 167-179 |
| Paleomagnetic Properties on the Alkaline Dolerite Complex in the Nemuro Peninsula, Hokkaido, Northeast Japan | |
| Fujiwara, Yoshiki | 237-242 |