| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Promyalina intermedia
Taxonomy
Promyalina intermedia was named by Chen (1976).
Synonymy list
| Year | Name and author |
|---|---|
| 1976 | Promyalina intermedia Chen p. 259 figs. Pl 41, figs 37-40 |
| 1979 | Promyalina intermedia Yang et al. p. 467 figs. Pl 1, fig 14 |
| 1982 | Promyalina intermedia Chen p. 212 figs. Pl 3, figs 10,11 |
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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.
†Promyalina intermedia Chen 1976
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| valve height | 3 | 31.5 | 24.5 | 36.7 | 34.6 | 6.52 |
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| Source: subc = subclass, c = class | |||||
| References: Eaton 1871, Aberhan et al. 2004 | |||||
Collections (10 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Griesbachian | China (Sichuan) | Promyalina intermedia (149106) | |
| Smithian | China (Qinghai) | Promyalina intermedia (112810) | |
| Smithian | China (Anhui) | Promyalina intermedia (149189) | |
| Olenekian | China (Xizang) | Promyalina intermedia (150487 150488) | |
| Dienerian | China (Qinghai) | Promyalina intermedia (112816 112819 112820 112821) | |
| Dienerian | China (Shaanxi) | Promyalina intermedia (150461) |