3D digital model database TYPE SPECIMENS of Cretaceous ammonoid in Japan
| Scientific name | Hoplitoplacenticeras fugen | |
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| Author | Matsumoto, 1984 | |
| Reference | Palaeont. Soc. Japan, Spec. Paps., No. 27, p. 25, pl. 8, fig. 5a, b | |
| Type specimen | Holotype: GK. H5960 | |
| Type locality | Loc. E 33, Wembets (= Embetsu) - Rubeshibe River, Embetsu Town, northern Hokkaido (141^58'49" E, 44^41'50" N) | |
| Formation name | Unit Y, Hakobuchi Group | |
| Age | Upper Campanian, Upper Cretaceous | |
| Remarks | ||