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Xinanopecten orbicularis
Taxonomy
Xinanopecten orbicularis was named by Feng et al. (1992). It is a mold. Its type locality is Laochang, Lancang, which is in a Changhsingian marine siliciclastic in the Laochang Formation of China. It is the type species of Xinanopecten.
Synonymy list
| Year | Name and author |
|---|---|
| 1992 | Xinanopecten orbicularis Feng et al. p. 518 figs. Pl 8, figs 10-12 |
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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.
†Xinanopecten orbicularis Feng et al. 1992
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| valve height | 3 | 23.9 | 21.0 | 27.9 | 23.3 | 3.52 |
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| Source: f = family, o = order, c = class | |||||
| References: Kiessling 2004, Aberhan et al. 2004, Hendy et al. 2009 | |||||
Age range: Changhsingian or 254.17000 to 252.17000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Changhsingian | China (Yunnan) | Xinanopecten orbicularis (type locality: 108196) |