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Derbyia dupliciseptata
Taxonomy
Derbyia dupliciseptata was named by Grabau (1931). It is a 3D body fossil. Its type locality is Jisu Honguer 1190, Enteletes Bed, which is in a Wordian carbonate limestone in the Zhesi Formation of China.
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1931 | Derbyia dupliciseptata Grabau |
| 1979 | Derbyia dupliciseptata Jin and Ye p. 77 figs. Pl 23, figs 13,14 |
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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.
†Derbyia dupliciseptata Grabau 1931
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | |||||
|---|---|---|---|---|---|---|---|
| shell height | 1 | 31.0 |
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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 Wordian to the top of the Wuchiapingian or 266.90000 to 254.14000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Wordian | China (Nei Mongol) | Derbyia dupliciseptata (type locality: 109091) | |
| Wuchiapingian | China (Qinghai) | Derbyia dupliciseptata (103611) |