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Perischocidaris
Taxonomy
Perischocidaris was named by Neumary (1881) [Sepkoski's age data: C l]. It is not extant.
It was assigned to Echinocystitidae by Kier (1966); to Echinocystitoida by Sepkoski (2002); and to Proterocidaridae by Thompson and Ewin (2018).
It was assigned to Echinocystitidae by Kier (1966); to Echinocystitoida by Sepkoski (2002); and to Proterocidaridae by Thompson and Ewin (2018).
Synonymy list
| Year | Name and author |
|---|---|
| 1881 | Perischocidaris Neumary |
| 1966 | Perischocidaris Kier p. U301 |
| 2002 | Perischocidaris Sepkoski |
| 2018 | Perischocidaris Thompson and Ewin p. 803 |
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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.
G. †Perischocidaris Neumary 1881
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Diagnosis
No diagnoses are available