| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Calocycloma
Taxonomy
Calocycloma was named by Haeckel (1887) [Sepkoski's age data: T Eo-l T Eo-m-l Sepkoski's reference number: 686]. It is extant. Its type is Eucyrtidium ampulla.
It was assigned to Eucyrtidiidae by De Wever et al. (2001); and to Nassellaria by Sepkoski (2002).
It was assigned to Eucyrtidiidae by De Wever et al. (2001); and to Nassellaria by Sepkoski (2002).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1887 | Calocycloma Haeckel |
| 2001 | Calocycloma De Wever et al. p. 278 |
| 2002 | Calocycloma 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
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 Ypresian to the top of the Late/Upper Eocene or 56.00000 to 33.90000 Ma
Minimum age of oldest fossil (stem group age): 47.8 Ma
Minimum age of oldest fossil (stem group age): 47.8 Ma
Collections (3 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Ypresian | Cyprus | C. castum (90892 90894) | |
| Late/Upper Eocene | Peru (Ica) | C. ampulla (84654) |