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Martinia periquadrata
Taxonomy
Martinia periquadrata was named by Liao and Meng (1986). Its type specimen is NIGP 74191 and is a 3D body fossil. Its type locality is Dapaichong, Huatang, Chenxian County, which is in a Changhsingian shallow subtidal limestone in the Changxing Formation of China.
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1986 | Martinia periquadrata Liao and Meng p. 86 figs. Pl 3, figs 3-6 |
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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.
†Martinia periquadrata Liao and Meng 1986
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | |||||
|---|---|---|---|---|---|---|---|
| shell height | 1 | 20.3 |
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| Source: o = order, c = class, p = phylum, uc = unranked clade | |||||
| References: Aberhan et al. 2004, Nesnidal et al. 2013 | |||||
Age range: Changhsingian or 254.14000 to 251.90200 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Changhsingian | China (Hunan) | Martinia periquadrata (type locality: 105918) |