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Centroonoceras tokunagai
Taxonomy
Ooceras tokunagai was named by Kobayashi (1927). It is not extant. Its type specimen is UMUT PM0052, a partial shell. Its type locality is Makkol, which is in a Llanvirn marine shale/limestone in the Jigunsan Formation of South Korea. It is the type species of Centroonoceras.
It was recombined as Centroonoceras tokunagai by Niko (2005).
It was recombined as Centroonoceras tokunagai by Niko (2005).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1927 | Ooceras tokunagai Kobayashi pp. 202, 203 figs. 10a, b Pl. 18 |
| 2005 | Centroonoceras tokunagai Niko p. 1028 fig. 1 |
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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.
†Centroonoceras tokunagai 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 | |||||
| References: Kiessling 2004, Aberhan et al. 2004 | |||||