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Stereochia irianensis
Taxonomy
Stereochia irianensis was named by Archbold (1981). Its type specimen is IMC 9, a valve (Ventral valve), and it is not a trace fossil. Its type locality is Aifat River 79CP219, which is in a Kungurian marine shale in the Aifat Formation of Indonesia.
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1981 | Stereochia irianensis Archbold pp. 10-11 figs. Pl 1, figs 16-24; pl 2, figs 1-5,9 |
| 2014 | Stereochia irianensis Crippa and Angiolini p. 218 figs. Pl 3, figs H-K |
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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.
†Stereochia irianensis Archbold 1981
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| valve height | 4 | 51.7 | 46.0 | 58.0 | 52.0 | 6.93 |
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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 | |||||