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Hexacrinidae (disused)
Taxonomy
Hexacrinidae was named by Wachsmuth and Springer (1885). It is not extant. It is the type family of Hexacrinitacea.
It was corrected as Hexacrinitidae by Philip (1961) and Ubaghs et al. (1978).
It was assigned to Camerata by Goldring (1936); to Hexacriniticae by Philip (1961); and to Hexacrinitacea by Ubaghs et al. (1978).
It was corrected as Hexacrinitidae by Philip (1961) and Ubaghs et al. (1978).
It was assigned to Camerata by Goldring (1936); to Hexacriniticae by Philip (1961); and to Hexacrinitacea by Ubaghs et al. (1978).
Synonymy list
| Year | Name and author |
|---|---|
| 1885 | Hexacrinidae Wachsmuth and Springer |
| 1936 | Hexacrinidae Goldring |
| 1961 | Hexacrinitidae Philip |
| 1978 | Hexacrinitidae Ubaghs et al. p. T473 |
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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.
Fm. †Hexacrinidae Wachsmuth and Springer 1885
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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 | |||||
Age range: Artinskian or 290.10000 to 279.30000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Artinskian | Indonesia | Hexacrinidae indet. (118268) |