| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Calygirtyoceras arcticum
Taxonomy
Girtyoceras arcticum was named by Gordon (1957). It is not extant.
It was recombined as Calygirtyoceras arcticum by Korn et al. (1999), Korn and Titus (2011).
It was recombined as Calygirtyoceras arcticum by Korn et al. (1999), Korn and Titus (2011).
Synonymy list
| Year | Name and author |
|---|---|
| 1957 | Girtyoceras arcticum Gordon |
| 1971 | Girtyoceras arcticum Ruzhentsev and Bogoslovskaya p. 168 |
| 1999 | Calygirtyoceras arcticum Korn et al. p. 353 |
| 2011 | Calygirtyoceras arcticum Korn and Titus |
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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.
†Calygirtyoceras arcticum Gordon 1957
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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, Kiessling 2003 | |||||
Age range: Asbian or 339.90000 to 335.90000 Ma
Collections (7 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Asbian | USA (Utah) | Calygirtyoceras arcticum (134499 134501 134502 134609 134610 134615) | |
| Asbian | USA (Nevada) | Calygirtyoceras arcticum (134647) |