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Inversoceras
Taxonomy
Inversoceras was named by Hedström (1917) [Sepkoski's age data: S Wenl-l S Ludl Sepkoski's reference number: 524].
It was assigned to Trimeroceratidae by Teichert et al. (1964); and to Oncoceratida by Sepkoski (2002).
It was assigned to Trimeroceratidae by Teichert et al. (1964); and to Oncoceratida by Sepkoski (2002).
Synonymy list
| Year | Name and author |
|---|---|
| 1917 | Inversoceras Hedström p. 7 |
| 1964 | Inversoceras Teichert et al. p. 298 |
| 2002 | Inversoceras Sepkoski |
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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. †Inversoceras Hedström 1917
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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: Ludfordian or 425.60000 to 423.00000 Ma
Collections (3 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Wenlock - Silurian | USA (Wisconsin) | I. dayi (13107) | |
| Gorstian - Ludfordian | Sweden (Gotland) | I. perversum (13636) | |
| Ludfordian | Sweden (Gotland) | I. perversum (70432) |