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Exotornoceras
Taxonomy
Exotornoceras was named by Becker (1993) [Sepkoski's age data: D Fame-l D Fame-m Sepkoski's reference number: 1042]. It is not extant. Its type is Gephyroceras superstes.
It was assigned to Goniatitida by Sepkoski (2002); and to Posttornoceratinae by Korn and Klug (2002), Korn (2006).
It was assigned to Goniatitida by Sepkoski (2002); and to Posttornoceratinae by Korn and Klug (2002), Korn (2006).
Synonymy list
| Year | Name and author |
|---|---|
| 1993 | Exotornoceras Becker |
| 2002 | Exotornoceras Korn and Klug p. 168 |
| 2002 | Exotornoceras Sepkoski |
| 2006 | Exotornoceras Korn |
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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. †Exotornoceras Becker 1993
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†Exotornoceras niedzwiedzkii Dybczynski 1913
†Exotornoceras superstes Wedekind 1908
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Invalid names: Manticoceras nehdense Lange 1929 [synonym]
Diagnosis
No diagnoses are available
Measurements
| part | N | mean | |||||
|---|---|---|---|---|---|---|---|
| shell height | 1 | 10.6 | |||||
| shell diameter | 1 | 17.2 | |||||
| shell inflation | 1 | 0.001 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2003, Kiessling 2004 | |||||
Age range: Early/Lower Famennian or 372.15000 to 368.50000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Early/Lower Famennian | Germany (Rhenish Massif) | Lobotornoceras nehdense (5960) | |
| Early/Lower Famennian | Germany | Manticoceras nehdense (172598) |