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Margarites semiornata
Taxonomy
Margarites semiornata was named by Zinsmeister (1983). Its type specimen is UCR 6873/181, a shell, and it is a 3D body fossil. Its type locality is Meier Canyon, which is in a Thanetian open shallow subtidal conglomerate in the Simi Formation of California.
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1983 | Margarites semiornata Zinsmeister p. 1289 figs. figs. 2a-d |
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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.
†Margarites semiornata Zinsmeister 1983
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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 | |||||
Collections (3 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Selandian | Russian Federation | Margarites semiornata (162251) | |
| Thanetian | USA (California) | Margarites semiornata (type locality: 205394) | |
| Thanetian | Mexico (Baja) | Margarites semiornata (176456) |