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Shirakiellidae
Taxonomy
Shirakiellidae was named by Kobayashi (1935). It is not extant.
It was assigned to Corynexochida by Zhu and Wittke (1989); and to Leiostegiina by Adrain (2011).
It was assigned to Corynexochida by Zhu and Wittke (1989); and to Leiostegiina by Adrain (2011).
Subtaxa
Synonymy list
| Year | Name and author |
|---|---|
| 1935 | Shirakiellidae Kobayashi |
| 1989 | Shirakiellidae Zhu and Wittke |
| 2011 | Shirakiellidae Adrain p. 105 |
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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.
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class | |||||
| References: Hendy et al. 2009, Aberhan et al. 2004 | |||||
Age range: base of the Taoyuanian to the top of the Iverian or 498.50000 to 489.50000 Ma
Collections (4 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Guzhangian | China (Shanxi) | Shirakiellidae indet. (129812) | |
| Taoyuanian | China (Hebei) | Shirakiella elongata (129601) Shirakiella sp. (129596) | |
| Iverian | Australia (South Australia) | Warburtonella coongiensis (227786) |