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Centroonoceras
Taxonomy
Centroonoceras was named by Kobayashi (1934) [Sepkoski's age data: O Aren O Llde Sepkoski's reference number: 298]. Its type is Ooceras tokunagai.
It was assigned to Troedssonellidae by Crick (1981); to Orthocerida by Sepkoski (2002); to Proteoceratidae by Niko (2005); and to Sactorthoceratidae by Teichert et al. (1964) and Kröger et al. (2007).
It was assigned to Troedssonellidae by Crick (1981); to Orthocerida by Sepkoski (2002); to Proteoceratidae by Niko (2005); and to Sactorthoceratidae by Teichert et al. (1964) and Kröger et al. (2007).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1934 | Centroonoceras Kobayashi p. 417 |
| 1964 | Centroonoceras Teichert et al. p. 233 |
| 1981 | Centroonoceras Crick p. 228 |
| 2002 | Centroonoceras Sepkoski |
| 2005 | Centroonoceras Niko p. 1028 |
| 2007 | Centroonoceras Kröger et al. p. 1274 |
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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.
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 | |||||
Age range: base of the Llanvirn to the top of the Blackriveran or 468.00000 to 449.60000 Ma
Collections (4 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Llanvirn | South Korea (Kangwon-do) | Ooceras tokunagai (56171) | |
| Blackriveran | Canada (Newfoundland and Labrador) | C. josephianum (27430 27488 27489) |