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Allionia
Taxonomy
Allionia was named by Michelotti (1861) [Sepkoski's age data: T Mi]. It is not extant. Its type is Allionia oblita.
It was assigned to Comatulida by Sepkoski (2002); and to Heliometrinae by Hess and Messing (2011).
It was assigned to Comatulida by Sepkoski (2002); and to Heliometrinae by Hess and Messing (2011).
Species
A. oblita (type species)
Synonymy list
Year | Name and author |
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1861 | Allionia Michelotti |
2002 | Allionia Sepkoski |
2011 | Allionia Hess and Messing p. 135 |
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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.
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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Source: o = order, c = class, p = phylum | |||||
References: Aberhan 1992, Aberhan et al. 2004, Kiessling 2004 |
Collections
No collection or age range data are available