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Oxytornoceras acutum
Taxonomy
Tornoceras acutum was named by Frech (1902). It is not extant.
It was recombined as Oxytornoceras acutum by Korn and Klug (2002), Woroncowa-Marcinowska (2006), Becker (2016).
It was recombined as Oxytornoceras acutum by Korn and Klug (2002), Woroncowa-Marcinowska (2006), Becker (2016).
Synonymy list
| Year | Name and author |
|---|---|
| 1902 | Tornoceras acutum Frech |
| 2002 | Oxytornoceras acutum Korn and Klug p. 158 |
| 2006 | Oxytornoceras acutum Woroncowa-Marcinowska p. 137 figs. 29B,C, 32C-F |
| 2016 | Oxytornoceras acutum Becker p. 183 fig. 8b |
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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.
†Oxytornoceras acutum Frech 1902
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 2 | 27.8 | 19.8 | 39.0 | 29.4 | 13.6 | |
| shell diameter | 2 | 45.2 | 32.4 | 63.0 | 47.7 | 21.6 | |
| shell inflation | 2 | 0.001 | 0.001 | 0.001 | 0.001 | - |
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| Source: o = order, c = class | |||||
| References: Kiessling 2004, Kiessling 2003 | |||||
Age range: Early/Lower Famennian or 372.15000 to 368.50000 Ma
Collections (3 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Early/Lower Famennian | Poland | Oxytornoceras acutum (135716 135749) | |
| Early/Lower Famennian | Germany (Rhenish Massif) | Tornoceras acutum (5960) |