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Arkonoceras
Taxonomy
Arkonoceras was named by Flower (1945) [Sepkoski's age data: D Gedi D Give Sepkoski's reference number: 299].
It was assigned to Michelinoceratidae by Flower (1945); to Michelinoceratinae by Teichert et al. (1964); and to Orthocerida by Sepkoski (2002).
It was assigned to Michelinoceratidae by Flower (1945); to Michelinoceratinae by Teichert et al. (1964); and to Orthocerida by Sepkoski (2002).
Species
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1945 | Arkonoceras Flower p. 701 |
| 1964 | Arkonoceras Teichert et al. p. 226 |
| 2002 | Arkonoceras Sepkoski |
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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.
G. †Arkonoceras Flower 1945
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†Arkonoceras arkonense Flower 1945
†Arkonoceras circularis Sowerby 1814
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class | |||||
| References: Aberhan et al. 2004, Kiessling 2004 | |||||
Age range: base of the Gorstian to the top of the Middle Givetian or 426.70000 to 383.40000 Ma
Collections (5 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Gorstian | Italy (Sardinia) | A. adjectum (26168) | |
| Pridoli | Italy (Sardinia) | A. adjectum (26170) | |
| Lochkovian | Italy (Sardinia) | A. adjectum (26161 26171) | |
| Pragian - Middle Givetian | Morocco | A. sp. (208110) |