| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Taxonomy
Tivela trigonalis was named by Nomland (1916). It is a 3D body fossil. Its type locality is UCMP loc. 2684, which is in a Pliocene marginal marine sandstone/conglomerate in the Jacalitos Formation of California.
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1916 | Tivela trigonalis Nomland p. 207 figs. Plate 9, figures 2a, 2b, 2c |
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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.
†Tivela trigonalis Nomland 1916
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: g = genus, f = family, c = class | |||||
| References: Hendy et al. 2009, Kiessling 2004, Aberhan et al. 2004 | |||||
Age range: base of the Early/Lower Pliocene to the top of the Late/Upper Pliocene or 5.33300 to 2.58000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Early/Lower Pliocene | USA (California) | Tivela trigonalis (type locality: 206371) | |
| Late/Upper Pliocene | USA (California) | Tivela trigonalis (216567) |