3D digital model database TYPE SPECIMENS of Cretaceous ammonoid in Japan
| Scientific name | Marshallites hendersoni | |
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| Author | Matsumoto and Takahashi, 1991 | |
| Reference | Palaeont. Soc. Jap., Spec. Paps., No. 33, p. 30, pl. 3, fig. 4 | |
| Type specimen | Holotype: TTC. 450422, Takemi Takahashi's private collection | |
| Type locality | Loc. IK1103, an outcrop along the Ikushumbets River, Ikushumbets area, Mikasa City, central Hokkaido (141^59'58" E, 43^14'35" N) | |
| Formation name | Member IIb, Mikasa Formation, Middle Yezo Group | |
| Age | Middle Cenomanian, Upper Cretaceous | |
| Remarks | ||