| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Spyrida
Taxonomy
Spyrida was named by Ehrenberg (1847). It is extant.
It was assigned to Nassellaria by O'Conner (1994).
It was assigned to Nassellaria by O'Conner (1994).
Subtaxa
Synonymy list
| Year | Name and author |
|---|---|
| 1847 | Spyrida Ehrenberg |
| 1994 | Spyrida O'Conner p. 338 |
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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.
Subor. Spyrida Ehrenberg 1847
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Fm. Trissocyclidae Goll 1968
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G. Acanthodesmia Müller 1857
G. Cantharospyris Haeckel 1882
G. Nephrospyris Haeckel 1887
G. Phormospyris Haeckel 1882
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: p = phylum | |||||
| Reference: Kiessling 1999 | |||||
Age range
Maximum range based only on fossils: base of the Pliensbachian to the top of the Late/Upper Eocene or 190.80000 to 33.90000 Ma
Minimum age of oldest fossil (stem group age): 168.3 Ma
Minimum age of oldest fossil (stem group age): 168.3 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Pliensbachian - Bajocian | Russian Federation | Acanthodesmia sp. 1 (30679) | |
| Late/Upper Eocene | Peru (Ica) | Tristylospyris triceros (84654) |