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Cyrtorostra jisuensis
Taxonomy
Conocardium jisuensis was named by Grabau (1931). It is a 3D body fossil. Its type locality is Jisu Honguer 1194, Martinia Bed, which is in a Wordian carbonate limestone in the Zhesi Formation of China.
It was recombined as Cyrtorostra jisuensis by Liang (1980).
It was recombined as Cyrtorostra jisuensis by Liang (1980).
Synonymy list
| Year | Name and author |
|---|---|
| 1931 | Conocardium jisuensis Grabau |
| 1980 | Cyrtorostra jisuensis Liang p. 455 figs. Pl 186, figs 11-15 |
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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.
†Cyrtorostra jisuensis Grabau 1931
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| height | 5 | 22.3 | 18.9 | 30.3 | 20.1 | 4.82 | |
| valve height | 1 | 15.0 | - | - | - | - |
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| Source: o = order, c = class | |||||
| References: Kiessling 2004, Aberhan et al. 2004 | |||||
Age range: Wordian or 266.90000 to 264.28000 Ma
Collections (4 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Wordian | China (Nei Mongol) | Conocardium jisuensis (109091 type locality: 109180) Cyrtorostra jisuensis (111767) | |
| Wordian - Capitanian | China (Nei Mongol) | Cyrtorostra jisuensis (95802) |