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Scutellaster
Taxonomy
Scutellaster was named by Cragin (1895) [Sepkoski's age data: T Mi-u Q Plei].
It was assigned to Clypeasteridae by Clark and Twitchell (1915); to Dendrasteridae by Durham (1955), Faustman (1964), Durham (1966); to Echinarachniidae by Wagner (1974); and to Clypeasteroida by Sepkoski (2002).
It was assigned to Clypeasteridae by Clark and Twitchell (1915); to Dendrasteridae by Durham (1955), Faustman (1964), Durham (1966); to Echinarachniidae by Wagner (1974); and to Clypeasteroida by Sepkoski (2002).
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1895 | Scutellaster Cragin p. 90 |
| 1914 | Anorthoscutum Lambert and Thiery |
| 1915 | Scutellaster Clark and Twitchell p. 67 |
| 1920 | Dendraster (Calaster) Kew p. 130 |
| 1922 | Dendraster (Calaster) Howe p. 102 |
| 1938 | Anorthoscutum Grant and Hertlein p. 91 |
| 1955 | Scutellaster Durham p. 158 figs. Figs. 4, d; 34, f; 35, a and b ; p;.1, figs.1, 2, 5, 7,8; pl. 2, fig. 5 |
| 1964 | Scutellaster Faustman p. 112 |
| 1966 | Scutellaster Durham p. U480 |
| 1974 | Scutellaster Wagner p. 119 |
| 2002 | Scutellaster 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. †Scutellaster Cragin 1895
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†Scutellaster cretaceus Cragin 1895
†Scutellaster interlineatus Stimpson 1856
Invalid names: Anorthoscutum Lambert and Thiery 1914 [synonym], Calaster Kew 1920 [synonym]
Diagnosis
No diagnoses are available