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Acanthosphaera

Radiolaria - Spumellaria - Actinommidae

Taxonomy
Acanthosphaera was named by Ehrenberg (1859) [Sepkoski's age data: K Albi-m R]. It is extant. Its type is Acanthosphaera echinus.

It was assigned to Spumellaria by Sepkoski (2002); to Actinomminae by Kiessling (2005); and to Actinommidae by Sharma and Takahashi (2007).

Species
A. austriaca, A. echinus (type species), A. mocki
Species lacking formal opinion data

View classification of included taxa

Synonymy list
YearName and author
1859Acanthosphaera Ehrenberg
2002Acanthosphaera Sepkoski, Jr.
2005Acanthosphaera Kiessling
2007Acanthosphaera Sharma and Takahashi p. 817

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RankNameAuthor
Life
Eukaryota()
Rhizaria
phylumRetariaCavalier-Smith 1999
classRadiolariaMüller 1858
RankNameAuthor
superorderPolycystina(Ehrenberg 1867)
orderSpumellariaEhrenberg 1875
familyActinommidaeHaeckel 1862
genusAcanthosphaeraEhrenberg 1859

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