| Scientific name |
Ishikariceras binodosum |
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| Author |
Matsumoto, 1965 |
| Reference |
Mem. Fac. Sci., Kyushu Univ., Ser. D (Geol.), Vol. 16, No. 3, p. 236, pl. 43 [26], fig. 1; text - figs. 17 [57] - 18 [58] |
| Type specimen |
Holotype: GK. H5576 |
| Type locality |
Upper reaches of Ichi - no - sawa Creek, branch of the Ikushumbets River, Ishikari Province, central Hokkaido (ca. 142^02'30" E, 43^16'00" N) |
| Formation name |
Upper Yezo Group (zone of Inoceramus uwajimensis) |
| Age |
Coniacian, Upper Cretaceous |
| Remarks |
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