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Hammatocyclus brazerensis
Taxonomy
Rotopericyclus (Hammatocyclus) brazerensis was named by Gordon (1986). Its type specimen is USNM 377561, a shell, and it is a 3D body fossil.
It was recombined as Hammatocyclus brazerensis by Ebbighausen et al. (2010).
It was recombined as Hammatocyclus brazerensis by Ebbighausen et al. (2010).
Synonymy list
| Year | Name and author |
|---|---|
| 1986 | Rotopericyclus (Hammatocyclus) brazerensis Gordon p. 31 figs. 11.12-11.14, 11.18-11.20 |
| 2010 | Hammatocyclus brazerensis Ebbighausen et al. p. 158 |
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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.
†Hammatocyclus brazerensis Gordon 1986
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 2 | 2.89 | 1.90 | 4.40 | 3.15 | 1.77 | |
| shell diameter | 2 | 7.21 | 5.10 | 10.2 | 7.65 | 3.61 | |
| shell inflation | 2 | 2.90 | 2.10 | 4.00 | 3.05 | 1.34 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2004, Kiessling 2003 | |||||
Age range: base of the Kinderhookian to the top of the Ivorian or 358.86000 to 346.70000 Ma
Collections (3 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Kinderhookian - Ivorian | USA (Utah) | Rotopericyclus brazerensis (6220 6222 6223) |