| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Frederica
Taxonomy
Frederica was named by Barta and Calmus (1965). It is not extant.
It was assigned to Bornetellaceae by Bucur et al. (2018).
It was assigned to Bornetellaceae by Bucur et al. (2018).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1965 | Frederica Barta and Calmus p. 5 |
| 2018 | Frederica Bucur et al. |
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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: o = order, p = phylum | |||||
| Reference: Kiessling 2004 | |||||
Age range: Thanetian or 59.20000 to 56.00000 Ma
Collections (6 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Selandian - Thanetian | Slovakia (Trencin) | F. coniconvexa, F. arbutiformis (216062) | |
| Thanetian | Austria (Upper Austria) | F. arbutiformis (216228 216231 216233) | |
| Thanetian | Slovakia (Trencin) | F. arbutiformis (216109) | |
| Thanetian - Ypresian | Iraq (Kurdistan) | F. kurdistanensis (215761) |