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Physetocrinus majusculus
Taxonomy
Physetocrinus majusculus was named by Webster and Lane (1987). Its type specimen is USNM 407364 and is a 3D body fossil.
Synonymy list
Year | Name and author |
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1987 | Physetocrinus majusculus Webster and Lane pp. 20 - 21 figs. Fig. 6, 18 - 21 |
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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.
†Physetocrinus majusculus Webster and Lane 1987
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Diagnosis
Reference | Diagnosis | |
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G. D. Webster and N. G. Lane 1987 | Calyx large, conical turbinate, tegmen inflated, plates moderate sized; 4 arms per ray, weakly grouped, slightly protruded; iIBrr in contact with tegmen; stellate ridge ornament; stem round, lumen pentalobate. |
Measurements
No measurements are available
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Source: o = order, c = class, p = phylum | |||||
References: Aberhan et al. 2004, Kiessling 2004, Aberhan 1992 |
Collections
No collection or age range data are available