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3D digital model database TYPE SPECIMENS of Cretaceous ammonoid in Japan
| Scientific name | Pachydiscus (Pachydiscus) excelsus | |
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| Author | Matsumoto, 1979 | |
| Reference | Mem. Fac. Sci., Kyushu Univ., Ser. D (Geol.), Vol. 26, No. 2, p. 50, pl. 8, fig. 1 | |
| Type specimen | Holotype: GK. H5895 | |
| Type locality | Sanushube Creek, a tributary of the River Hobetsu, Yufutsu County (Iburi Province), southern central Hokkaido (ca. 142^07'34" E, 42^53'04" N) | |
| Formation name | Unit IVa, Hakobuchi Group | |
| Age | Middle Campanian, Upper Cretaceous | |
| Remarks | ||