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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Involuticeras
Taxonomy
Involuticeras is a genus. It is not extant.
It was assigned to Aulacostephaninae by Arkell et al. (1957); and to Ammonoidea by Sepkoski (2002).
It was assigned to Aulacostephaninae by Arkell et al. (1957); and to Ammonoidea by Sepkoski (2002).
Synonymy list
| Year | Name and author |
|---|---|
| 1957 | Involuticeras Arkell et al. p. L324 |
| 2002 | Involuticeras 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. †Involuticeras
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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, Kiessling 2003 | |||||
Age range: Early/Lower Kimmeridgian or 155.70000 to 150.80000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Early/Lower Kimmeridgian | Russian Federation | I. sp. (190892) |