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Rhamnus precalifornica
Taxonomy
Rhamnus precalifornica was named by Axelrod (1939). Its type specimen is UCMP 1504, 1505 and is a 3D body fossil. Its type locality is Cache Peak (P-3643), which is in a Hemingfordian/Barstovian terrestrial horizon in the Bopesta Formation of California.
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1939 | Rhamnus precalifornica Axelrod p. 122 figs. Plate 11, figures 1, 2 |
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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.
†Rhamnus precalifornica Axelrod 1939
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: p = phylum | |||||
| Reference: Kiessling 2009 | |||||
Age range: base of the Barstovian to the top of the Late/Upper Hemphillian or 16.30000 to 4.70000 Ma
Collections (5 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Burdigalian | USA (Nevada) | Rhamnus precalifornica (27702) | |
| Hemingfordian - Barstovian | USA (California) | Rhamnus precalifornica (type locality: 19206) | |
| Barstovian | USA (Nevada) | Rhamnus precalifornica (27660) | |
| Late/Upper Hemphillian | USA (California) | Rhamnus precalifornica (35271) | |
| Pliocene | USA (Nevada) | Rhamnus precalifornica (35922) |