| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Taxonomy
Acesta webbi was named by Zinsmeister and Macellari (1988). Its type specimen is USNM 405769 and is not a trace fossil.
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1988 | Acesta webbi Zinsmeister and Macellari pp. 267-268 figs. figs. 9.1-3 |
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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.
†Acesta webbi Zinsmeister and Macellari 1988
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: g = genus, f = family, o = order, c = class | |||||
| References: Sanchez Roig 1926, Kiessling 2004, Aberhan et al. 2004 | |||||
Age range: base of the Maastrichtian to the top of the Early/Lower Paleocene or 72.20000 to 61.66000 Ma
Collections (4 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Maastrichtian | Antarctica (Seymour Island) | Acesta webbi (1316) | |
| Danian | Antarctica | Acesta webbi (67041) | |
| Early/Lower Paleocene | Antarctica (Seymour Island) | Acesta webbi (3177) | |
| Paleocene | Antarctica (Seymour Island) | Acesta webbi (63516) |