3D digital model database TYPE SPECIMENS of Cretaceous ammonoid in Japan
| Scientific name | Hoplitoplacenticeras monju | |
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| Author | Matsumoto, 1982 | |
| Reference | Proc. Jap. Acad., Vol. 58, Ser. B, p. 249, fig.1a - c | |
| Type specimen | Holotype: GK. H5933 | |
| Type locality | Loc. E 33, Embetsu - Rubeshube River, Embestu Town, Teshio Province, northwestern Hokkaido (141^58'49" E, 44^ 41' 50" N) | |
| Formation name | Hakobuchi Group | |
| Age | Upper Campanian, Upper Cretaceous | |
| Remarks | ||