| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Foremanhelena circula
Taxonomy
Foremanhelena circula was named by Shang et al. (2001). It is not extant.
Sister species lacking formal opinion data
Entered
by B. Allen on 2024-02-03
Synonymy list
| Year | Name and author |
|---|---|
| 2001 | Foremanhelena circula Shang et al. |
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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.
†Foremanhelena circula Shang et al. 2001
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: p = phylum | |||||
| Reference: Kiessling 1999 | |||||
Age range: base of the Wuchiapingian to the top of the Changhsingian or 259.51000 to 251.90200 Ma
Collections (33 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Wuchiapingian | China (Guangxi) | Foremanhelena circula (95627) | |
| Changhsingian | China (Yunnan) | Foremanhelena circula (95622) | |
| Changhsingian | Japan | Foremanhelena circula (153226 153241) | |
| Changhsingian | China (Guangxi) | Foremanhelena circula (95331 95332 95333 95334 95335 95336 221430 221431 221433 221434 221436 221438 221439 221440 221441 221442 221450 221451 221452 221454 221455 221456 221457 221458 221462 221465 221466 221467 221469) |