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Ptychosphaera obesa
Taxonomy
Ptychosphaera obesa was named by Wang (1980). It is a 3D body fossil. Its type locality is Zhongying Section Bed 33 (QZ-17), Qinglong County, which is in a Changhsingian coastal mudstone in China.
Synonymy list
| Year | Name and author |
|---|---|
| 1980 | Ptychosphaera obesa Wang p. 205 figs. Pl 3, fig 1 |
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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.
†Ptychosphaera obesa Wang 1980
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | |||||
|---|---|---|---|---|---|---|---|
| shell height | 1 | 12.7 |
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| Source: f = family, o = order, c = class | |||||
| References: Hendy 2009, Kiessling 2004 | |||||
Age range: Changhsingian or 254.14000 to 251.90200 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Changhsingian | China (Guizhou) | Ptychosphaera obesa (type locality: 112017) |