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Guizhouspira gibbicircelloides
Taxonomy
Guizhouspira gibbicircelloides was named by Wang (1982). It is a 3D body fossil. Its type locality is Matan Section Act468, Heshan, which is in a Wuchiapingian carbonate limestone in the Heshan Formation of China.
It was recombined as Zhonghuaspira gibbicircelloides by Pan and Erwin (2002).
It was recombined as Zhonghuaspira gibbicircelloides by Pan and Erwin (2002).
Synonymy list
| Year | Name and author |
|---|---|
| 1982 | Guizhouspira gibbicircelloides Wang p. 492 figs. Pl 11, figs 6-9,14 |
| 2002 | Zhonghuaspira gibbicircelloides Pan and Erwin pp. 7 - 8 figs. 4.7 - 4.13 |
| 2023 | Guizhouspira gibbicircelloides Wagner p. S7151 |
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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.
†Guizhouspira gibbicircelloides Wang 1982
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 5 | 13.8 | 11.6 | 16.7 | 14.0 | 2.32 |
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| Source: f = family, o = order | |||||
| References: Hendy 2009, Bambach et al. 2007 | |||||
Age range: base of the Wuchiapingian to the top of the Changhsingian or 259.51000 to 251.90200 Ma
Collections (5 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Wuchiapingian | China (Guangxi) | Guizhouspira gibbicircelloides (type locality: 112401) | |
| Changhsingian | China (Guangxi) | Guizhouspira gibbicircelloides (107296 112397) Zhonghuaspira gibbicircelloides (56891 56892) |