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Doliaster
Taxonomy
Doliaster was named by Herringshaw et al. (2007). It is not extant. Its type is Doliaster brachyactis.
It was assigned to Hudsonasteridae by Herringshaw et al. (2007) and Blake (2018).
It was assigned to Hudsonasteridae by Herringshaw et al. (2007) and Blake (2018).
Species
D. brachyactis (type species)
Synonymy list
| Year | Name and author |
|---|---|
| 2007 | Doliaster Herringshaw et al. p. 1216 |
| 2018 | Doliaster Blake p. 38 |
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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. †Doliaster Herringshaw et al. 2007
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†Doliaster brachyactis Herringshaw et al. 2007
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| L. G. Herringshaw et al. 2007 | Near-pentagonal hudsonasterid, with rays projecting barely beyond central disc. Marginal ossicles extremely large, rounded; most proximal pair of superomarginals barrel-shaped, becoming squarer distally. Superomarginal pairs separated by small, elongate, subtriangular carinals. Inferomarginals in phase with superomarginals; of same proximal-distal length but reduced width. |
Measurements
No measurements are available
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| Source: f = family, c = class, p = phylum | |||||
| References: Aberhan et al. 2004, Hendy et al. 2009, Aberhan 1992 | |||||