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Pentagonaster
Taxonomy
Pentagonaster was named by Gray (1840). It is extant.
It was assigned to Goniasteridae by Forbes (1841); to Pentagonasteridae by Clark and Twitchell (1915); and to Goniasterinae by Spencer and Wright (1966).
It was assigned to Goniasteridae by Forbes (1841); to Pentagonasteridae by Clark and Twitchell (1915); and to Goniasterinae by Spencer and Wright (1966).
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1840 | Pentagonaster Gray |
| 1841 | Pentagonaster Forbes |
| 1842 | Astrogonium Müller and Troschel |
| 1848 | Goniaster (Astrogonium) Forbes p. 473 |
| 1915 | Pentagonaster Clark and Twitchell p. 40 |
| 1966 | Pentagonaster Spencer and Wright p. U58 |
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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. Pentagonaster Gray 1840
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†Pentagonaster browni Weller 1905
†Pentagonaster muelleri Heller 1858
Invalid names: Astrogonium Müller and Troschel 1842 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, c = class, p = phylum | |||||
| References: Aberhan 1992, Blake 1990, Aberhan et al. 2004 | |||||