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Cryptospirifer omeishanensis
Taxonomy
Cryptospirifer omeishanensis was named by Huang (1933). Its type specimen is NIGP 4708 and is a 3D body fossil. Its type locality is Singkaissu, locality TL190, Omeishan, which is in a Wordian carbonate limestone in the Maokou Formation of China. It is the type species of Cryptospirifer.
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1933 | Cryptospirifer omeishanensis Huang p. 44 figs. Pl 6, fig 4; pl 8, fig 1 |
| 1977 | Cryptospirifer omeishanensis Yang et al. p. 413 figs. Pl 163, fig 5 |
| 1978 | Cryptospirifer omeishanensis Tong p. 253 figs. Pl 89, fig 1 |
| 1981 | Cryptospirifer iranica Nakamura and Golshani p. 72 figs. Pl 1, figs 1,2; pl 2, figs 1,2; pl 3, figs 1-3 |
| 1986 | Cryptospirifer iranica Grunt figs. Pl 17, fig 3 |
| 1995 | Cryptospirifer omeishanensis Zeng et al. figs. Pl 17, fig 3; pl 18, figs 2,3 |
| 2001 | Cryptospirifer omeishanensis Shi and Shen p. 250 figs. Pl 3, figs 1-7; text-figs 4-6 |
| 2008 | Cryptospirifer iranica Jin and Zhan figs. 9A-D |
| 2008 | Cryptospirifer omeishanensis Jin and Zhan figs. 8, 9E |
| 2016 | Cryptospirifer omeishanensis Shen et al. p. 531 fig. 7A,B |
| 2016 | Cryptospirifer omeishanensis Tazawa p. 32 figs. 11.2-11.4 |
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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.
†Cryptospirifer omeishanensis Huang 1933
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Invalid names: Cryptospirifer iranica Nakamura and Golshani 1981 [synonym]
Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 10 | 47.1 | 30.0 | 61.0 | 47.5 | 8.74 |
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| Source: subo = suborder, c = class, p = phylum, uc = unranked clade | |||||
| References: Nesnidal et al. 2013, Aberhan et al. 2004 | |||||
Age range: base of the Roadian to the top of the Capitanian or 272.30000 to 259.51000 Ma
Collections (23 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Kungurian - Roadian | China (Xizang) | Cryptospirifer omeishanensis (182799 182801) | |
| Roadian | China (Yunnan) | Cryptospirifer omeishanensis (41547 41548) | |
| Roadian | China (Sichuan) | Cryptospirifer omeishanensis (153931) | |
| Roadian - Wordian | China (Sichuan) | Cryptospirifer omeishanensis (153932 153934) | |
| Roadian - Capitanian | China (Hubei) | Cryptospirifer omeishanensis (121071) | |
| Wordian | Japan | Cryptospirifer omeishanensis (163389) | |
| Wordian | China (Sichuan) | Cryptospirifer omeishanensis (98061 type locality: 135834 153935) Cryptospirifer sp. (131985) | |
| Wordian | China (Yunnan) | Cryptospirifer omeishanensis, Cryptospirifer iranica (131978) | |
| Wordian | Armenia | Cryptospirifer iranica (113803) | |
| Wordian | China (Chongqing) | Cryptospirifer omeishanensis (103460 131987 131988) Cryptospirifer sp. (131989) | |
| Wordian | Iran | Cryptospirifer iranica (114073 134812) | |
| Wordian | Turkey | Cryptospirifer iranica (84110) | |
| Capitanian | Armenia | Cryptospirifer iranica (110809) |