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Palaeocrinus
Taxonomy
Palaeocrinus was named by Billings (1859) [Sepkoski's age data: O Llde-u O Cara-m]. It is not extant.
It was assigned to Sphaerocrinidae by Ubaghs et al. (1978); to Porocrinidae by Ausich (1998); and to Cladida by Sepkoski (2002).
It was assigned to Sphaerocrinidae by Ubaghs et al. (1978); to Porocrinidae by Ausich (1998); and to Cladida by Sepkoski (2002).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1859 | Palaeocrinus Billings |
| 1978 | Palaeocrinus Ubaghs et al. p. T588 |
| 1998 | Palaeocrinus Ausich p. 22 |
| 2002 | Palaeocrinus 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.
Diagnosis
No diagnoses are available