| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Discussion
Disassociated anal sac
Taxonomy
Jonkerocrinus was named by Wanner (1924). It is not extant. It is considered to be a form taxon.
It was assigned to Graphiocrininae by Wanner (1924).
It was assigned to Graphiocrininae by Wanner (1924).
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1924 | Jonkerocrinus Wanner |
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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. †Jonkerocrinus Wanner 1924
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: c = class, p = phylum | |||||
| References: Aberhan 1992, Kiessling 2004 | |||||
Age range: Artinskian or 290.10000 to 283.30000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Artinskian | Indonesia | J. spinosus (118268) |