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Spinomarginifera jiaozishanensis
Taxonomy
Spinomarginifera jiaozishanensis was named by Liao (1980). Its type specimen is NIGP 43543 and is a 3D body fossil. Its type locality is Jiaozishan Section Bed 25 (AJ-43), Anshun County, which is in a Changhsingian carbonate limestone/shale in China.
Synonymy list
| Year | Name and author |
|---|---|
| 1980 | Spinomarginifera jiaozishanensis Liao p. 259 figs. Pl 4, figs 18-20 |
| 1987 | Spinomarginifera jiaozishanensis Liao figs. Pl 5, figs 1,2 |
| 2017 | Spinomarginifera jiaozishanensis Shen et al. p. 706 |
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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.
†Spinomarginifera jiaozishanensis Liao 1980
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | |||||
|---|---|---|---|---|---|---|---|
| shell height | 1 | 14.4 | |||||
| valve height | 1 | 13.1 |
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| Source: subo = suborder, c = class, p = phylum, uc = unranked clade | |||||
| References: Williams et al. 2000, Aberhan et al. 2004, Nesnidal et al. 2013 | |||||
Age range: base of the Wuchiapingian to the top of the Changhsingian or 259.90000 to 252.17000 Ma
Collections (6 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Wuchiapingian | China (Guangxi) | Spinomarginifera jiaozishanensis (112401) | |
| Changhsingian | China (Hunan) | Spinomarginifera jiaozishanensis (105918) | |
| Changhsingian | China (Guizhou) | Spinomarginifera jiaozishanensis (type locality: 51424 117481) | |
| Changhsingian | China (Sichuan) | Spinomarginifera jiaozishanensis (95285 95301) |