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Magnuscrinus
Taxonomy
Magnuscrinus was named by Ausich and Kammer (2010).
It was assigned to Batocrinidae by Ausich and Kammer (2010), Ausich et al. (2018).
It was assigned to Batocrinidae by Ausich and Kammer (2010), Ausich et al. (2018).
Synonymy list
| Year | Name and author |
|---|---|
| 2010 | Magnuscrinus Ausich and Kammer p. 47 |
| 2018 | Magnuscrinus Ausich et al. p. 703 |
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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. †Magnuscrinus Ausich and Kammer 2010
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†Magnuscrinus cumberlandensis Ausich et al. 2018
†Magnuscrinus kammeri Krivicich et al. 2013
†Magnuscrinus praegravis Miller 1892
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Invalid names: Actinocrinites cornutus Troost 1849 [synonym], Alloprosallocrinus celsus Miller and Gurley 1894 [synonym]
†Magnuscrinus yandelli Shumard 1858
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Invalid names: Batocrinus prodigialis Miller and Gurley 1895 [synonym]
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| W. I. Ausich and T. W. Kammer 2010 | Calyx shape low bowl or flat cone; basal concavity absent; calyx lower than tegmen (Fig. 2.2); calyx plates very nodose (Fig. 2.1); median ray ridges absent; plates commonly with distinct sutures; basal plates low, with large elongate proximal nodes; radial plates low; first primibrachial tetragonal; rays lobate; regular interrays in contact with tegmen (although may be variable on a single specimen) (Fig. 1.3); CD interray in contact with tegmen (Fig. 1.2); tegmen low to medium cone; tegmen plates very nodose or spinose; anal tube cylindrical; arm facets face outward (subvertical); and free arms 12–25, other aspects of free arms unknown. |