| Scientific name |
Scalarites densicostatus |
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| Author |
Matsumoto, 1977 |
| Reference |
Mem. Fac. Sci., Kyushu Univ., Ser. D (Geol.), Vol. 23, No. 3, p. 349, pl. 57, fig. 1 |
| Type specimen |
Holotype: GK. H5806 |
| Type locality |
Loc. Ik 2013, an outcrop along the Pombets River, Ikushumbets area, Mikasa City, Sorachi Province, central Hokkaido (141^58'39" E, 43^16'26" N) |
| Formation name |
Lower part of Upper Yezo Group |
| Age |
Middle Turonian to Coniacian, Upper Cretaceous |
| Remarks |
|