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Parorthocrinus
Taxonomy
Parorthocrinus was named by Jaekel (1918) [Sepkoski's age data: O Llvi]. It is not extant.
It was assigned to Hemistreptocrinidae by Arendt (1976); to Paractocrinidae by Ubaghs et al. (1978); and to Crinoidea by Sepkoski (2002).
It was assigned to Hemistreptocrinidae by Arendt (1976); to Paractocrinidae by Ubaghs et al. (1978); and to Crinoidea by Sepkoski (2002).
Synonymy list
| Year | Name and author |
|---|---|
| 1918 | Parorthocrinus Jaekel |
| 1976 | Parorthocrinus Arendt |
| 1978 | Parorthocrinus Ubaghs et al. p. T758 |
| 2002 | Parorthocrinus Sepkoski |
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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. †Parorthocrinus Jaekel 1918
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: c = class, p = phylum | |||||
| References: Kiessling 2004, Aberhan 1992 | |||||
Collections
No collection or age range data are available