3D digital model database TYPE SPECIMENS of Cretaceous ammonoid in Japan
| Scientific name | Crioceras spinigerum | |
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| Author | Jimbo, 1894 | |
| Reference | Palaeont. Abhandl., N. F., Vol. 2, No. 3, p. 184, pl. 8, fig. 1, 1a, b | |
| Type specimen | Lectotype: UMUT MM7521 (= GT. I - 122)(pl. 8, fig. 1) / Paralectotype: UMUT MM7522 (= GT. I - 123)(pl. 8, fig. 1a, b) | |
| Type locality | Tshashikots in Ikandai, Urakawa area, Hidaka Province, southern - central Hokkaido (142^44'23" E, 42^10'32" N) | |
| Formation name | Upper Yezo Group | |
| Age | Santonian, Upper Cretaceous | |
| Remarks | (= Neocrioceras spinigerum (Jimbo, 1894)) / Remarks: The genetric position of this species was transferred to Neocrioceras by Spath (1921). Lectotype was designated by Matsumoto (1985, p. 56). / References: Spath, L. F., 1921. Ann. Durban Mus., Vol. 3, 39 - 57, pls. 6 - 7. Matsumoto, T., 1985. Proc. Jap. Acad., Vol. 61, Ser. B, 56 - 59. | |