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Taxonomy
Mactra sectoris was named by Anderson and Martin (1914). Its type specimen is CAS 131, a shell, and it is a 3D body fossil. Its type locality is CAS loc. 69, south and west slopes of Pyramid Hills, which is in a Miocene coastal horizon in the Temblor Formation of California.
It was recombined as Mactromeris sectoris by Moore (2003).
It was recombined as Mactromeris sectoris by Moore (2003).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1914 | Mactra sectoris Anderson and Martin pp. 63-64 figs. pl. 3, figs 5a-e |
| 1932 | Mactra sectoris Loel and Corey p. 231 figs. Plate 44, figure 4 |
| 2003 | Mactromeris sectoris Moore figs. Plate 5, figures 12, 14, 15 |
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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.
†Mactromeris sectoris Anderson and Martin 1914
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, c = class | |||||
| References: Sanchez Roig 1926, Aberhan et al. 2004 | |||||
Age range: base of the Early/Lower Miocene to the top of the Langhian or 23.04000 to 13.82000 Ma
Collections (16 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Early/Lower Miocene | USA (California) | Mactra sectoris (44893 44921 44923 71215 71217 71223 91374 237358 238145 238183 238191 238214) | |
| Langhian | USA (California) | Mactra sectoris (206393) | |
| Middle Miocene | USA (California) | Mactra sectoris (44935 44985 44988) |