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Cartorhium xikouensis
Taxonomy
Cartorhium xikouensis was named by Xu and Grant (1994). Its type specimen is USNM 456145 and is a 3D body fossil. Its type locality is Xikou Section, Zhen'an County, which is in a Changhsingian marine horizon in the Longdongchuan Formation of China.
Synonymy list
| Year | Name and author |
|---|---|
| 1994 | Cartorhium xikouensis Xu and Grant p. 41 figs. 28,29.1-29.8 |
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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.
†Cartorhium xikouensis Xu and Grant 1994
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | |||||
|---|---|---|---|---|---|---|---|
| shell height | 1 | 8.60 |
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| Source: o = order, c = class, p = phylum, uc = unranked clade | |||||
| References: Nesnidal et al. 2013, Aberhan et al. 2004 | |||||
Age range: Changhsingian or 254.14000 to 251.90200 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Changhsingian | China (Guangxi) | Cartorhium xikouensis (120788) | |
| Changhsingian | China (Shaanxi) | Cartorhium xikouensis (type locality: 50034) |