Basic info | Taxonomic history | Classification | Included Taxa |
Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Taxonomy
Ruichengaspis regularis was named by Zhang et al. (1980). It is not extant. Its type locality is Shuiyu, Zhongtiao Mountains, bed 24, which is in a Taijangian carbonate limestone/shale in the Hsuchuang Formation of China.
Synonymy list
Year | Name and author |
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1980 | Ruichengaspis regularis Zhang et al. |
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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.
†Ruichengaspis regularis Zhang et al. 1980
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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Source: c = class | |||||
Reference: Aberhan et al. 2004 |
Age range: Taijangian or 509.00000 to 504.50000 Ma
Collections: one only
Time interval | Ma | Country or state | Original ID and collection number |
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Taijangian | China (Shanxi) | Ruichengaspis regularis (type locality: 125217) |