| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Testallium cepa
Taxonomy
Gastridium cepa was named by Sowerby (1846) [DISTRIBUTION: Miocene; Chile.]. It is not a trace fossil. It is the type species of Testallium.
It was recombined as Testallium cepa by Frassinetti (2001), Nielsen and Frassinetti (2003).
It was recombined as Testallium cepa by Frassinetti (2001), Nielsen and Frassinetti (2003).
Synonymy list
| Year | Name and author |
|---|---|
| 1846 | Gastridium cepa Sowerby p. 261 figs. pl. 4, figs. 68, 69 |
| 2001 | Testallium cepa Frassinetti p. 81 |
| 2003 | Testallium cepa Nielsen and Frassinetti p. 95 |
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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.
†Testallium cepa Sowerby 1846
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, c = class | |||||
| References: Hendy et al. 2009, Kiessling 2004 | |||||
Age range: base of the Early/Lower Oligocene to the top of the Tortonian or 33.90000 to 7.24600 Ma
Collections (10 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Early/Lower Oligocene | Peru | Testallium cepa (41620) | |
| Late/Upper Oligocene | Peru | Testallium cepa (76639) | |
| Early/Lower Miocene | Chile | Testallium cepa (79035 79036 89189) | |
| Early/Lower Miocene | Peru | Testallium cepa (76587) | |
| Burdigalian | Peru | Testallium cepa (76635) | |
| Middle Miocene | Peru | Testallium cepa (76597 76636) | |
| Tortonian | Chile | Testallium cepa (68325) |