| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Taxonomy
Pinna semicostata was named by Philippi (1887) [DISTRIBUTION: Early-Middle Miocene; Chile.]. It is not a trace fossil.
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1887 | Pinna semicostata Philippi p. 199 figs. pl. 43, fig. 10 |
| 1993 | Pinna semicostata Frassinetti and Covacevich p. 81 |
| 2001 | Pinna semicostata Frassinetti p. 76 |
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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.
†Pinna semicostata Philippi 1887
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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: Aberhan et al. 2004, Kiessling 2004 | |||||
Age range: Burdigalian or 20.44000 to 15.97000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Early/Lower Miocene | Chile | Pinna semicostata (79035) | |
| Burdigalian | Chile | Pinna semicostata (78521) |