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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Planodiscoceras gratiosum
Taxonomy
Planodiscoceras gratiosum was named by Chao and Liang (1966).
It was recombined as Pericarinoceras gratiosum by Leonova (2002).
It was recombined as Pericarinoceras gratiosum by Leonova (2002).
Synonymy list
| Year | Name and author |
|---|---|
| 1966 | Planodiscoceras gratiosum Chao and Liang |
| 1978 | Planodiscoceras gratiosum Zhao et al. |
| 2002 | Pericarinoceras gratiosum Leonova |
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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.
†Planodiscoceras gratiosum Chao and Liang 1966
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 7 | 9.26 | 7.20 | 15.0 | 8.85 | 2.82 | |
| shell diameter | 7 | 25.9 | 19.9 | 40.0 | 24.8 | 6.87 | |
| shell inflation | 7 | 10.0 | 8.10 | 17.0 | 9.15 | 3.34 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2004, Kiessling 2003 | |||||
Age range: Wuchiapingian or 259.51000 to 254.14000 Ma
Collections (6 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Wuchiapingian | China (Anhui) | Planodiscoceras gratiosum (97300) | |
| Wuchiapingian | China (Jiangxi) | Planodiscoceras gratiosum (94990 97112 121670 144027) | |
| Wuchiapingian | China (Zhejiang) | Planodiscoceras gratiosum (97018) |