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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Actinocyclina
Taxonomy
Actinocyclina is a genus. It is not extant.
It was assigned to Discocyclinidae by Squires and Demetrion (1992); and to Foraminiferida by Sepkoski (2002).
It was assigned to Discocyclinidae by Squires and Demetrion (1992); and to Foraminiferida by Sepkoski (2002).
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1992 | Actinocyclina Squires and Demetrion p. 13 |
| 2002 | Actinocyclina 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.
G. †Actinocyclina
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: subo = suborder, o = order | |||||
| Reference: Kiessling 2004 | |||||
Age range: base of the Ypresian to the top of the Priabonian or 56.00000 to 33.90000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Ypresian | Mexico (Baja California Sur) | A. aster (5496) | |
| Priabonian | USA (Alabama) | A. bainbridgensis (89613) |