3D digital model database TYPE SPECIMENS of Cretaceous ammonoid in Japan
| Scientific name | Lytoceras crassicostatum | |
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| Author | Jimbo, 1894 | |
| Reference | Palaeont. Abh., N. F., Vol. 2, No. 3, p. 182, pl. 6, fig. 7,7a | |
| Type specimen | Holotype: UMUT MM7492 (= GT. I - 117) | |
| Type locality | Near the Town of Soya, Soya Peninsula, Kitami Province, northern Hokkaido (ca. 141^53'E, 45^30'N) | |
| Formation name | Hakobuchi Group | |
| Age | Upper Campanian, Upper Cretaceous | |
| Remarks | (= Gaudryceras crassicostatum (Jimbo, 1894)) / Remarks: The generic position of this species was transferred to Gaudryceras by Yabe (1903, p. 29). / Reference : Yabe, H., 1903. Jour. Coll. Sci., Imp. Univ. Tokyo, Vol. 18, No. 2, 1 - 55, pls. 1 - 7. [see printed matter] | |