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Astartella obliqua
Taxonomy
Astartella obliqua was named by Dickins (1963). Its type specimen is UWA 45419, a valve (Right valve), and it is not a trace fossil. Its type locality is Mount Sandiman Woolshed, 2.2 miles S, which is in a Sakmarian marine siliciclastic in the Callytharra Formation of Australia.
Sister species lacking formal opinion data
Synonymy list
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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.
†Astartella obliqua Dickins 1963
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 5 | 7.96 | 7.80 | 8.10 | 8.00 | 0.152 | |
| valve height | 8 | 9.00 | 5.00 | 12.0 | 10.2 | 2.85 |
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| Source: superf = superfamily | |||||
| Reference: Sanchez Roig 1926 | |||||
Age range: base of the Sakmarian to the top of the Artinskian or 293.52000 to 283.30000 Ma
Collections (7 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Sakmarian | Oman | Astartella obliqua (111033 111044) | |
| Sakmarian | Australia (Western Australia) | Astartella obliqua (85021 85845 85954 type locality: 107348) | |
| Artinskian | Australia (Western Australia) | Astartella obliqua (85854) |