Basic info | Taxonomic history | Classification | Included Taxa |
Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Siyingia
Taxonomy
Siyingia was named by Wang and Wang (1982). It is not extant.
It was assigned to Polybranchiaspididae by Zhu and Gai (2007).
It was assigned to Polybranchiaspididae by Zhu and Gai (2007).
Species
Synonymy list
Year | Name and author |
---|---|
1982 | Siyingia Wang and Wang |
2007 | Siyingia Zhu and Gai p. 164 |
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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.
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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Source: subp = subphylum, p = phylum | |||||
References: Carroll 1988, Kiessling 2004 |
Age range: Lochkovian or 419.62000 to 413.02000 Ma
Collections: one only
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Lochkovian | China (Yunnan) | S. altuspinosa (162781) |