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Orbicoelia magna
Taxonomy
Ambocoelia magna was named by Ustritsky (1960).
It was recombined as Crurithyris magna by Yang et al. (1977); it was recombined as Orbicoelia magna by Chen and Shi (2006).
It was recombined as Crurithyris magna by Yang et al. (1977); it was recombined as Orbicoelia magna by Chen and Shi (2006).
Synonymy list
| Year | Name and author |
|---|---|
| 1960 | Ambocoelia magna Ustritsky p. 75 figs. Pl 20, figs 11-13; pl 21, figs 1-3 |
| 1977 | Crurithyris magna Yang et al. p. 414 figs. Pl 164, fig 7 |
| 2006 | Orbicoelia magna Chen and Shi p. 16 figs. Pl 5, figs 1-38; pl 6, fig 30; text-fig 9,10A-B |
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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.
†Orbicoelia magna Ustritsky 1960
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 5 | 13.3 | 9.40 | 16.1 | 14.2 | 2.76 |
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| Source: superf = superfamily, c = class, p = phylum, uc = unranked clade | |||||
| References: Nesnidal et al. 2013, Aberhan et al. 2004 | |||||
Age range: base of the Kasimovian to the top of the Capitanian or 307.00000 to 259.51000 Ma
Collections (10 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Kasimovian - Gzhelian | China (Xinjiang) | Orbicoelia magna (50240) | |
| Artinskian | China (Xinjiang) | Orbicoelia magna (62815 62817 62819 62821 62822 62824 62826) | |
| Roadian - Capitanian | China (Hubei) | Crurithyris magna (121075) | |
| Roadian - Capitanian | China (Guangdong) | Crurithyris magna (121078) |