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Rachiosoma
Taxonomy
Rachiosoma was named by Pomel (1883) [Sepkoski's age data: K Ceno T Dani Sepkoski's reference number: 577,956].
It was assigned to Phymosomatidae by Fell and Pawson (1966) and Geys and Jagt (1986); and to Phymosomatoida by Sepkoski (2002).
It was assigned to Phymosomatidae by Fell and Pawson (1966) and Geys and Jagt (1986); and to Phymosomatoida by Sepkoski (2002).
Synonyms
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Synonymy list
Year | Name and author |
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1883 | Rachiosoma Pomel p. 91 |
1946 | Pomelechinus Checchia-Rispoli |
1966 | Rachiosoma Fell and Pawson p. U402 |
1986 | Rachiosoma Geys and Jagt p. 99 |
2002 | Rachiosoma 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. †Rachiosoma Pomel 1883
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†Rachiosoma corollare Leske 1778
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Invalid names: Cidarites granulosum Goldfuss 1826 [synonym], Echinites saxatilis Parkinson 1811 [synonym]
†Rachiosoma hondoensis Cooke 1953
†Rachiosoma mortoni de Loriol 1887
Invalid names: Pomelechinus Checchia-Rispoli 1946 [objective synonym]
Diagnosis
No diagnoses are available