3D digital model database TYPE SPECIMENS of Cretaceous ammonoid in Japan

Scientific name
Author	Matsumoto, 1977
Reference	Mem. Fac. Sci., Kyushu Univ., Ser. C (Geol.), Vol. 23, No. 3, p. 322, pl. 54, fig. 2; pl. 55, fig. 1
Type specimen	Holotype: GK. H5798a
Type locality	Loc. H1091p, Tonai - no - sawa Creek, Tomiuchi (Hetonai) area, Iburi Province, southern central Hokkaido
Formation name	Upper part of Hakobuchi Group
Age	Lower Maestrichtian, Upper Cretaceous
Remarks