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Holmiceras coreanicum
Taxonomy
Orthoceras coreanicum was named by Kobayashi (1927). It is not extant. Its type specimen is UMUT PM9 (lectotype), a shell. Its type locality is Makkol, which is in a Llanvirn marine shale/limestone in the Jigunsan Formation of South Korea.
It was recombined as Sigmorthoceras coreanicum by Kobayashi (1934); it was recombined as Holmiceras coreanicum by Yun (1999).
It was recombined as Sigmorthoceras coreanicum by Kobayashi (1934); it was recombined as Holmiceras coreanicum by Yun (1999).
Synonymy list
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
†Holmiceras coreanicum Kobayashi 1927
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class | |||||
| Reference: Kiessling 2004 | |||||
Age range: Llanvirn or 468.00000 to 458.20000 Ma
Collections (7 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Llanvirn | South Korea (Kangweondo (Gangwon-do)) | Holmiceras coreanicum (89526 89527 89528 89529 89530 89532) | |
| Llanvirn | South Korea (Kangwon-do) | Orthoceras coreanicum, Holmiceras coreanicum (type locality: 56171) |