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Pirasocrinacea
Taxonomy
Pirasocrinacea was named by Moore and Laudon (1943). Its type is Pirasocrinus.
It was corrected as Pirasocrinoidea by Webster et al. (2009).
It was assigned to Poteriocrinina by Moore and Strimple (1973) and Ubaghs et al. (1978); and to Dendrocrinida by Webster and Lane (2007) and Webster et al. (2009).
It was corrected as Pirasocrinoidea by Webster et al. (2009).
It was assigned to Poteriocrinina by Moore and Strimple (1973) and Ubaghs et al. (1978); and to Dendrocrinida by Webster and Lane (2007) and Webster et al. (2009).
Subtaxa
Synonymy list
| Year | Name and author |
|---|---|
| 1943 | Pirasocrinacea Moore and Laudon |
| 1973 | Pirasocrinacea Moore and Strimple |
| 1978 | Pirasocrinacea Ubaghs et al. p. T722 |
| 2007 | Pirasocrinacea Webster and Lane p. 959 |
| 2009 | Pirasocrinoidea Webster et al. p. 248 |
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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.
Superfm. †Pirasocrinacea Moore and Laudon 1943
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: subc = subclass, c = class, p = phylum | |||||
| References: Aberhan 1992, Kiessling 2004, Hendy et al. 2009 | |||||
Age range: base of the Chadian to the top of the Brigantian or 346.70000 to 330.90000 Ma
Collections (15 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Osagean | USA (Kentucky) | Adinocrinus sp. (6202 6205) Adinocrinus sp., Adinocrinus nodosus (6203) | |
| Osagean | USA (Tennessee) | Adinocrinus sp. (165203) | |
| Osagean - Chadian | USA (Kentucky) | Adinocrinus nodosus (6201 165199) | |
| Chadian | USA (Indiana) | Adinocrinus nodosus (2251 2252 2439 2442) | |
| Chadian - Arundian | USA (Kentucky) | Adinocrinus nodosus (37879) | |
| Chadian - Arundian | USA (Indiana) | Adinocrinus sp. (558) | |
| Brigantian | United Kingdom | Adinocrinus artus (90822 90823 90825) |