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Brisaster
Taxonomy
Brisaster was named by Gray (1855) [Sepkoski's age data: T Dani R Sepkoski's reference number: 1242]. It is extant.
It was assigned to Hemiasteridae by Grant and Hertlein (1938); to Schizasteridae by Fischer (1966), Chiesa et al. (1995) and Lindley (2001); and to Spatangoida by Sepkoski (2002).
It was assigned to Hemiasteridae by Grant and Hertlein (1938); to Schizasteridae by Fischer (1966), Chiesa et al. (1995) and Lindley (2001); and to Spatangoida by Sepkoski (2002).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1855 | Brisaster Gray |
| 1938 | Brisaster Grant and Hertlein p. 122 |
| 1966 | Brisaster Fischer p. U575 |
| 1995 | Brisaster Chiesa et al. p. 63 |
| 2001 | Brisaster Lindley p. 133 |
| 2002 | Brisaster Sepkoski |
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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. Brisaster Gray 1855
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†Brisaster latifrons Agassiz 1898
†Brisaster maximus Clark 1937
†Brisaster moseleyi Agassiz 1881
†Brisaster townsendi Agassiz 1898
Diagnosis
No diagnoses are available