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Oistotrigonia pygoscelium
Taxonomy
Trigonia pygoscelium was named by Wilckens (1910). It is not extant.
It was recombined as Oistotrigonia pygoscelium by Cox (1952).
It was recombined as Oistotrigonia pygoscelium by Cox (1952).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1910 | Trigonia pygoscelium Wilckens |
| 1952 | Oistotrigonia pygoscelium Cox |
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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.
†Oistotrigonia pygoscelium Wilckens 1910
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class | |||||
| Reference: Aberhan et al. 2004 | |||||
Age range: Maastrichtian or 72.20000 to 66.00000 Ma
Collections (3 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Early/Lower Maastrichtian | Antarctica | Oistotrigonia pygoscelium (83550 83552) | |
| Maastrichtian | Antarctica (Seymour Island) | Oistotrigonia pygoscelium (1316) |