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Pararigbyella quadrilobata
Taxonomy
Pararigbyella quadrilobata was named by Shen and Zhang (2008). Its type specimen is NIGP 130771, a valve (Ventral valve, internal mold), and it is a mold. Its type locality is Yansha Section, Jiahe Area, which is in a Wuchiapingian marine siliciclastic in the Douling Formation of China. It is the type species of Pararigbyella.
Synonymy list
| Year | Name and author |
|---|---|
| 2008 | Pararigbyella quadrilobata Shen and Zhang p. 933 figs. 5.5-5.11 |
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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.
†Pararigbyella quadrilobata Shen and Zhang 2008
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: subo = suborder, c = class, p = phylum | |||||
| References: Williams et al. 2000, Aberhan et al. 2004 | |||||
Age range: Wuchiapingian or 259.51000 to 254.14000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Wuchiapingian | China (Hunan) | Pararigbyella quadrilobata (type locality: 117499) |