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Pernoceras crebriseptum
Taxonomy
Tornoceras crebriseptum was named by Raymond (1909).
It was recombined as Pernoceras crebriseptum by Korn and Klug (2002), Korn and Titus (2006).
It was recombined as Pernoceras crebriseptum by Korn and Klug (2002), Korn and Titus (2006).
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1909 | Tornoceras crebriseptum Raymond |
| 1909 | Tornoceras douglassi Raymond |
| 2002 | Pernoceras crebriseptum Korn and Klug p. 164 |
| 2006 | Pernoceras crebriseptum Korn and Titus p. 201 figs. 2B-E, 3B-D |
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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.
†Pernoceras crebriseptum Raymond 1909
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Invalid names: Tornoceras douglassi Raymond 1909 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class | |||||
| References: Kiessling 2003, Kiessling 2004 | |||||
Age range: Middle Famennian or 368.50000 to 365.20000 Ma
Collections (12 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Famennian | USA (Montana) | Tornoceras crebriseptum (7220 7224 7239 7243 7300 8605) | |
| Middle Famennian | USA (Montana) | Pernoceras crebriseptum (64137 64138 189673 189674 189675 189676) |