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Neocrinus
Taxonomy
Pentacrinus (Neocrinus) was named by Wyville Thomson (1864) [Sepkoski's age data: K Nc R]. It is extant.
It was reranked as Neocrinus by Rasmussen (1961), Donovan (1994), Sepkoski (2002), Donovan et al. (2005), Hess and Messing (2011).
It was assigned to Pentacrinus by Wyville Thomson (1864); to Isocrinida by Sepkoski (2002); to Isocrinidae by Rasmussen (1961), Donovan (1994), Donovan et al. (2005); and to Isocrininae by Hess and Messing (2011).
It was reranked as Neocrinus by Rasmussen (1961), Donovan (1994), Sepkoski (2002), Donovan et al. (2005), Hess and Messing (2011).
It was assigned to Pentacrinus by Wyville Thomson (1864); to Isocrinida by Sepkoski (2002); to Isocrinidae by Rasmussen (1961), Donovan (1994), Donovan et al. (2005); and to Isocrininae by Hess and Messing (2011).
Subtaxa
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1864 | Pentacrinus (Neocrinus) Wyville Thomson |
| 1961 | Neocrinus Rasmussen p. 89 |
| 1994 | Neocrinus Donovan p. 196 |
| 2002 | Neocrinus Sepkoski |
| 2005 | Neocrinus Donovan et al. p. 96 |
| 2011 | Neocrinus Hess and Messing p. 55 |
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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. Neocrinus Wyville Thomson 1864
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†Neocrinus australis Moore 1870
Neocrinus decorus Thompson 1864
†Neocrinus tenellus Eichwald 1868
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, c = class, p = phylum | |||||
| References: Aberhan 1992, Kiessling 2004, Donovan 1994 | |||||
Age range
Maximum range based only on fossils: base of the Berriasian to the top of the Messinian or 143.10000 to 5.33300 Ma
Minimum age of oldest fossil (stem group age): 137.05 Ma
Minimum age of oldest fossil (stem group age): 137.05 Ma
Collections (4 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Berriasian | Greenland | Pentacrinus tenellus (82620 82623) | |
| Early/Lower Miocene | Jamaica | N. decorus (69729) | |
| Messinian | Spain | N. gastaldii (56687) |