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Rhopalastrum

Radiolaria - Spumellaria - Spongodiscidae

Taxonomy
Rhopalastrum was named by Ehrenberg (1847) [Sepkoski's age data: J u R]. It is extant.

It was assigned to Spongodiscidae by De Wever et al. (2001); and to Spumellaria by Sepkoski (2002).

Synonymy list
YearName and author
1847Rhopalastrum Ehrenberg
2001Rhopalastrum De Wever et al. p. 158
2002Rhopalastrum Sepkoski, Jr.

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RankNameAuthor
Life
Eukaryota()
Rhizaria
phylumRetariaCavalier-Smith 1999
classRadiolariaM├╝ller 1858
RankNameAuthor
superorderPolycystina(Ehrenberg 1867)
orderSpumellariaEhrenberg 1875
familySpongodiscidaeHaeckel 1862
genusRhopalastrumEhrenberg 1847

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.

Diagnosis
No diagnoses are available