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Trigonactura

Radiolaria - Spumellaria - Coccodiscidae

Taxonomy
Trigonactura was named by Haeckel (1881) [Sepkoski's age data: Tr T Ol-l Sepkoski's reference number: 2]. It is extant.

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

Synonymy list
YearName and author
1881Trigonactura Haeckel
2001Trigonactura De Wever et al. p. 121
2002Trigonactura Sepkoski, Jr.

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RankNameAuthor
Life
Eukaryota()
Rhizaria
Retaria
classRadiolariaMüller 1858
RankNameAuthor
superorderPolycystina(Ehrenberg 1867)
orderSpumellariaEhrenberg 1875
familyCoccodiscidaeHaeckel 1862
subfamilyCoccodiscinaeHaeckel 1862
genusTrigonacturaHaeckel 1881

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