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Arbacia
Taxonomy
Arbacia was named by Gray (1835) [Sepkoski's age data: T Ol-u R]. It is extant. Its type is Echinus lixula. It is the type genus of Arbaciidae.
It was assigned to Arbaciidae by Grant and Hertlein (1938), Cooke (1941), Fell and Pawson (1966) and Linder et al. (1988); and to Phymosomatoida by Sepkoski (2002).
It was assigned to Arbaciidae by Grant and Hertlein (1938), Cooke (1941), Fell and Pawson (1966) and Linder et al. (1988); and to Phymosomatoida by Sepkoski (2002).
Synonymy list
| Year | Name and author |
|---|---|
| 1835 | Arbacia Gray |
| 1938 | Arbacia Grant and Hertlein p. 18 |
| 1941 | Arbacia Cooke p. 9 |
| 1966 | Arbacia Fell and Pawson p. U409 |
| 1988 | Arbacia Linder et al. p. 948 |
| 2002 | Arbacia 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. Arbacia Gray 1835
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†Arbacia abiquaensis Linder et al. 1988
Arbacia dufresnii Blainville 1825
†Arbacia forbesii Wright 1851
†Arbacia improcera Conrad 1843
Arbacia incisa Agassiz 1863
†Arbacia nodulosa Goldfuss 1826
†Arbacia punctulata Lamarck 1816
†Arbacia rivuli Cooke 1941
†Arbacia sloani Clark and Twitchell 1915
Arbacia spatuligera Valenciennes 1846
†Arbacia waccamaw Cooke 1941
Diagnosis
No diagnoses are available