| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Palaeoarcella
Taxonomy
Palaeoarcella was named by Porter et al. (2003). Its type is Palaeoarcella athanata.
It was assigned to Eucarya by Porter et al. (2003); and to Eukarya by Cohen et al. (2017).
It was assigned to Eucarya by Porter et al. (2003); and to Eukarya by Cohen et al. (2017).
Species
P. athanata (type species)
Synonymy list
| Year | Name and author |
|---|---|
| 2003 | Palaeoarcella Porter et al. p. 419 |
| 2017 | Palaeoarcella Cohen et al. p. 699 |
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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 | |
|---|---|---|
| S. M. Porter et al. 2003 | Hemispherical VSMs with a test length approxi- mately half that of test width. Test rounded, without indentations. Aperture circular, invaginated. |
Measurements
No measurements are available
No ecological data are available
Age range: Tonian or 1000.00000 to 720.00000 Ma
Collections (3 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Tonian | USA (Arizona) | P. athanata (238047) | |
| Neoproterozoic | USA (Arizona) | P. athanata (230323) | |
| Neoproterozoic | Canada (Yukon) | P. athanata (230320) |