3D digital model database TYPE SPECIMENS of Cretaceous ammonoid in Japan
| Scientific name | Sornayceras wadae | |
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| Author | Matsumoto, 1971 | |
| Reference | Mem. Fac. Sci., Kyushu Univ., Ser. D (Geol.), Vol. 21, No. 1, p. 142, pl. 24, fig. 1 | |
| Type specimen | Holotype: GK. H5647 | |
| Type locality | Loc. Ik. 1527, an outcrop exposed between the Red Bridge and the confluence with the Kumaoi - zawa Creek in the upper reaches of the Ikushumbets River, Mikasa City, Sorachi province, central Hokkaido (142^04'30" E, 43^14'26" N) | |
| Formation name | Upper Yezo Group | |
| Age | Coniacian, Upper Cretaceous | |
| Remarks | ||