| Scientific name |
Parasolenoceras periodicum |
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| Author |
Matsumoto and Miyauchi, 1984 |
| Reference |
Palaeont. Soc. Japan, Spec. Paps., No. 27, p. 64, pl. 28, fig. 1a, b; pl. 31, fig. 1a - c |
| Type specimen |
Holotype: GK. H5979 (pl. 31, fig. 1a - c) / Paratype: MNH. 220, T. Miyauchi's private collection (pl. 28,fig. 1a, b) |
| Type locality |
Loc. W7A, Soya harbour, Soya Peninsula, northern Hokkaido (141^52'52" E, 45^29'06" N) |
| Formation name |
Unit H, Hakobuchi Group |
| Age |
Upper Campanian, Upper Cretaceous |
| Remarks |
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