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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Cathayspirina
Taxonomy
Cathayspirina was named by Liang (1990).
It was assigned to Brachythyrididae by Chen (2004) and Williams et al. (2006).
It was assigned to Brachythyrididae by Chen (2004) and Williams et al. (2006).
Synonymy list
| Year | Name and author |
|---|---|
| 1990 | Cathayspirina Liang p. 339 |
| 2004 | Cathayspirina Chen p. 42 |
| 2006 | Cathayspirina Williams et al. p. 1821 |
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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.
G. †Cathayspirina Liang 1990
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†Cathayspirina fengshuijiangensis Liang 1990
†Cathayspirina fenshuijiangensis Liang 1990
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Invalid names: Cathayspirina semicircularisa Liang 1990 [synonym]
†Cathayspirina magna Tazawa 2009
Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 10 | 7.54 | 5.30 | 16.0 | 7.15 | 3.24 |
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| Source: o = order, c = class, p = phylum, uc = unranked clade | |||||
| References: Nesnidal et al. 2013, Aberhan et al. 2004 | |||||
Age range: base of the Asselian to the top of the Capitanian or 298.90000 to 259.51000 Ma
Collections (7 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Asselian | China (Xinjiang) | C. fenshuijiangensis (105227 105228) | |
| Asselian | China | C. fenshuijiangensis (35512) | |
| Capitanian | China (Zhejiang) | C. fenshuijiangensis, C. semicircularisa (95519) | |
| Capitanian | Japan | C. fengshuijiangensis (106722 106732) C. sp. (62292) |