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Stephanollona
Taxonomy
Stephanollona was named by Duvergier (1921) [Sepkoski's age data: T Mi-m].
It was assigned to Cheilostomata by Sepkoski (2002); and to Phidoloporidae by Di Martino and Taylor (2015), Iturra et al. (2025).
It was assigned to Cheilostomata by Sepkoski (2002); and to Phidoloporidae by Di Martino and Taylor (2015), Iturra et al. (2025).
Species
Entered
by J. Sepkoski on 2003-01-23; modified by P. Novack-Gottshall on 2025-07-04
Synonymy list
| Year | Name and author |
|---|---|
| 1921 | Stephanollona Duvergier |
| 2002 | Stephanollona Sepkoski |
| 2015 | Stephanollona Di Martino and Taylor |
| 2025 | Stephanollona Iturra 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: f = family, o = order, c = class, uc = unranked clade | |||||
| References: Smith et al. 2006, Nesnidal et al. 2013 | |||||
Age range: Burdigalian or 20.45000 to 15.98000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Burdigalian | Indonesia | S. sp. (173651) | |
| Burdigalian - Langhian | Argentina (Chubut) | S. ricoae (241015) |