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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Psammechinus dubius
Taxonomy
Echinus dubius was named by Agassiz (1840).
It was recombined as Psammechinus dubius by Philippe (1998).
It was recombined as Psammechinus dubius by Philippe (1998).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1840 | Echinus dubius Agassiz |
| 1998 | Psammechinus dubius Philippe |
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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.
†Psammechinus dubius Agassiz 1840
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: c = class, p = phylum | |||||
| References: Kiessling 2004, Aberhan 1992 | |||||
Age range: base of the Burdigalian to the top of the Langhian or 20.44000 to 13.82000 Ma
Collections (6 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Burdigalian | Egypt | Psammechinus dubius (47998) | |
| Burdigalian | Switzerland | Psammechinus dubius (72322 72420) | |
| Burdigalian | France | Psammechinus dubius (66288) | |
| Burdigalian | Germany | Psammechinus dubius (188985) | |
| Langhian | Austria | Psammechinus dubius (55394) |