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

Scientific name	Hyphantoceras transitorium
Author	Matsumoto, 1977
Reference	Mem. Fac. Sci., Kyushu Univ., Ser. D (Geol.), Vol. 23, no. 3, p. 313, pl. 44, fig. 5.
Type specimen	Holotype: NSM. PM7261
Type locality	Inari - zawa Creek, Ikushumbets area, Mikasa City, Sorachi Province, central Hokkaido (ca. 142^02'20" E, 43^13'03" N)
Formation name	Upper Yezo Group
Age	Santonian, Upper Cretaceous
Remarks