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Stacheoceras oblatum
Taxonomy
Stacheoceras oblatum was named by Sheng (1984). Its type specimen is P3041 and is a 3D body fossil. Its type locality is Xiukang Limestone Block, Sample 80f-201, Lhaze County, which is in a Capitanian carbonate limestone in the Quxia Formation of China.
Synonymy list
| Year | Name and author |
|---|---|
| 1984 | Stacheoceras oblatum Sheng p. 64 figs. Pl 1, figs 3-6; text-fig 10 |
| 1990 | Stacheoceras oblatum Bogoslovskaya p. 73 |
| 2002 | Stacheoceras oblatum Leonova |
| 2018 | Stacheoceras oblatum Leonova p. 242 |
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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.
†Stacheoceras oblatum Sheng 1984
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 4 | 11.7 | 7.10 | 15.2 | 13.2 | 3.54 | |
| shell diameter | 4 | 20.0 | 11.8 | 27.8 | 22.0 | 6.69 | |
| shell inflation | 4 | 0.001 | 0.001 | 0.001 | 0.001 | - |
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| Source: o = order, c = class | |||||
| References: Kiessling 2003, Kiessling 2004 | |||||
Age range: Capitanian or 264.28000 to 259.51000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Capitanian | China (Xizang) | Stacheoceras oblatum (type locality: 117565) |