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Archaeichnium
Taxonomy
Archaeichnium was named by Glaessner (1963) [Sepkoski's age data: V u]. It is considered to be a form taxon. Its type is Archaeichnium haughtoni.
It was assigned to Ichnofossils by Hantzschel (1975); and to Cnidaria by Sepkoski (2002).
It was assigned to Ichnofossils by Hantzschel (1975); and to Cnidaria by Sepkoski (2002).
Species
A. haughtoni (type species)
Synonymy list
| Year | Name and author |
|---|---|
| 1963 | Archaeichnium Glaessner p. 117 |
| 1975 | Archaeichnium Hantzschel |
| 2002 | Archaeichnium 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.
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| W. Hantzschel 1975 | Fillings of cylindrical burrows with external longitudinal striation (10 to 12 striae), faint transverse sculpture inside; diameter (max) about 5 mm, thickness of walls 1 mm. |
Measurements
No measurements are available
No ecological data are available
Age range: Ediacaran or 635.00000 to 541.00000 Ma
Collections (4 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Ediacaran | USA (Nevada) | A. sp. (7180) | |
| Ediacaran | Namibia | A. sp. (7910) | |
| Ediacaran | Australia (South Australia) | A. sp. (191904 191905) |