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Pentacrinites
Taxonomy
Pentacrinites was named by Blumenbach (1804) [Sepkoski's age data: J Hett J Oxfo-u Sepkoski's reference number: 1066]. It is not extant. Its type is Pentacrinites fossilis.
It was assigned to Sagenocrinida by Sepkoski (2002); and to Pentacrinitidae by Jäger (1985), Hess and Messing (2011) and Hess (2012).
It was assigned to Sagenocrinida by Sepkoski (2002); and to Pentacrinitidae by Jäger (1985), Hess and Messing (2011) and Hess (2012).
Species
Species lacking formal opinion data
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1804 | Pentacrinites Blumenbach |
| 1821 | Pentacrinus Miller |
| 1847 | Extracrinus Austin and Austin p. 96 |
| 1858 | Heterocrinus Fraas |
| 1928 | Pentacrinus Nagao p. 101 |
| 1985 | Pentacrinites Jäger p. 93 |
| 2001 | Pentacrinus Papier p. 372 |
| 2002 | Pentacrinites Sepkoski |
| 2011 | Pentacrinites Hess and Messing p. 43 |
| 2012 | Pentacrinites Hess p. 231 |
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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. †Pentacrinites Blumenbach 1804
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†Pentacrinites asteriscus Meek and Hayden 1858
†Pentacrinites ausichi Hess 2012
†Pentacrinites fossilis Blumenbach 1804
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Invalid names: Pentacrinites briareus Miller 1821 [synonym], Pentacrinites britannicus von Schlotheim 1813 [objective synonym]
†Pentacrinites quenstedti Oppel 1856
†Pentacrinites subangularis Miller 1821
Invalid names: Extracrinus Austin and Austin 1847 [synonym], Heterocrinus Fraas 1858 [synonym], Pentacrinus Miller 1821 [nomen vanum]
Diagnosis
No diagnoses are available