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Radiolaria - Latentifistularia - Tetratormentidae

Tetratormentum was named by Nazarov and Ormiston (1985) [Sepkoski's age data: C Step-u P Asse-l Sepkoski's reference number: 535]. It is the type genus of Tetratormentidae.

It was assigned to Latentifistulidae by De Wever et al. (2001); to Spumellaria by Sepkoski (2002); and to Tetratormentidae by Noble et al. (2017).

Synonymy list
YearName and author
1985Tetratormentum Nazarov and Ormiston
2001Tetratormentum De Wever et al. p. 101
2002Tetratormentum Sepkoski, Jr.
2017Tetratormentum Noble et al. p. 469

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phylumRetariaCavalier-Smith 1999
classRadiolariaMüller 1858
superorderPolycystina(Ehrenberg 1867)
orderLatentifistulariaCaridroit et al. 1999
familyTetratormentidaeNestell and Nestell 2010
genusTetratormentumNazarov and Ormiston 1985

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.

No diagnoses are available