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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Acanthostega
Taxonomy
Acanthostega was named by Jarvik (1952). It is not extant. Its type is Acanthostega gunnari.
It was assigned to Acanthostegidae by Jarvik (1952), Carroll (1988) and Clack and Milner (2015).
It was assigned to Acanthostegidae by Jarvik (1952), Carroll (1988) and Clack and Milner (2015).
Species
A. gunnari (type species)
Synonymy list
| Year | Name and author |
|---|---|
| 1952 | Acanthostega Jarvik |
| 1988 | Acanthostega Carroll |
| 2015 | Acanthostega Clack and Milner p. 14 |
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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.
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: c = class, subp = subphylum, uc = unranked clade | |||||
| References: Hendy et al. 2009, Carroll 1988 | |||||
Age range: Late/Upper Famennian or 364.70000 to 360.70000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Famennian | Greenland | A. gunnari (176216) | |
| Late/Upper Famennian | Greenland (Gauss Peninsula) | A. gunnari (208696) |