Basic info | Taxonomic history | Classification | Included Taxa |
Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Cyclocrista
Discussion
Disarticulated columnals, according to Ubaghs, et al., 1978: T933
Taxonomy
Cyclocrista was named by Moore and Jeffords (1968). It is considered to be a form taxon.
It was assigned to Crinoidea by Buitron-Sanchez et al. (2007).
It was assigned to Crinoidea by Buitron-Sanchez et al. (2007).
Synonymy list
Year | Name and author |
---|---|
1968 | Cyclocrista Moore and Jeffords |
2007 | Cyclocrista Buitron-Sanchez et al. |
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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. †Cyclocrista Moore and Jeffords 1968
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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: base of the Westphalian D to the top of the Wordian or 309.80000 to 264.28000 Ma
Collections (5 total)
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Westphalian D | Mexico (Sonora) | C. martini (76170) | |
Virgilian - Missourian | Mexico (Puebla) | C. cheneyi (40465) | |
Wordian | Tunisia (Madanin) | C. goliathus (42091) | |
Wordian - Capitanian | Tunisia (Madanin) | C. goliathus (42092 42094) |