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Oldhamina grandis
Taxonomy
Oldhamina grandis was named by Huang (1932). It is a 3D body fossil. Its type locality is Changtso, Locality TW55, Kueiyang-hsien, which is in a Changhsingian carbonate limestone in China.
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1932 | Oldhamina grandis Huang |
| 1977 | Oldhamina grandis Yang et al. p. 370 figs. Pl 147, fig 7 |
| 1978 | Oldhamina grandis Feng and Jiang p. 270 figs. Pl 100, fig 1 |
| 1979 | Oldhamina grandis Zhan p. 91 figs. Pl 7, fig 10 |
| 1980 | Oldhamina grandis Liao figs. Pl 6, figs 50,51 |
| 1995 | Oldhamina grandis Zeng et al. figs. Pl 11, fig 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.
†Oldhamina grandis Huang 1932
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | |||||
|---|---|---|---|---|---|---|---|
| valve height | 1 | 39.5 |
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| Source: subo = suborder, c = class, p = phylum | |||||
| References: Williams et al. 2000, Aberhan et al. 2004 | |||||
Age range: base of the Wuchiapingian to the top of the Changhsingian or 259.51000 to 251.90200 Ma
Collections (16 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Wuchiapingian | China (Guizhou) | Oldhamina grandis (86605 95266 111065 112000) | |
| Wuchiapingian | China (Guangdong) | Oldhamina grandis (109779 109781) | |
| Wuchiapingian - Changhsingian | China (Guangdong) | Oldhamina grandis (121066) | |
| Changhsingian | China (Guizhou) | Oldhamina grandis (type locality: 111073 117475 117480) | |
| Changhsingian | China (Guangxi) | Oldhamina grandis (149204) | |
| Changhsingian | China (Chongqing) | Oldhamina grandis (94968 94969 94971 149268 156855) |