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Orthothetina yuananensis
Taxonomy
Orthothetina yuananensis was named by Ni (1977). It is a 3D body fossil. Its type locality is Yangjiatang, Maokou Formation, Yuan'an County, which is in a Roadian/Capitanian carbonate limestone in the Maokou Formation of China.
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1977 | Orthothetina yuananensis Ni p. 321 figs. Pl 133, fig 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.
†Orthothetina yuananensis Ni 1977
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | |||||
|---|---|---|---|---|---|---|---|
| shell height | 1 | 14.5 |
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| Source: 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 274.40000 to 259.51000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Roadian - Capitanian | China (Hubei) | Orthothetina yuananensis (type locality: 121112) |