3D digital model database TYPE SPECIMENS of Cretaceous ammonoid in Japan
| Scientific name | Prionocyclus cobbani | |
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| Author | Matsumoto, 1965 | |
| Reference | Mem. Fac. Sci., Kyushu Univ., Ser. C (Geol.), Vol. 16, No. 1, p. 21, pl. 4, figs. 1 - 4; text - fig. 7 | |
| Type specimen | Holotype: GK. H5432 (pl. 4, fig. 1; text - fig. 7) / Paratypes: GK. H5480 (pl. 4, fig. 2), GK. H5431 (pl. 4, fig. 4), GK H5433 (pl. 4, fig. 3) | |
| Type locality | Loc. Ik2012c, gully on the right side of the Pombets Creek, a tributary of the Ikushumbets River, Mikasa City, Sorachi province, central Hokkaido (141^58'41" E, 43^16'27" N) | |
| Formation name | Upper Yezo Group | |
| Age | Upper Turonian, Upper Cretaceous | |
| Remarks | ||