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Radiolaria - Entactinaria - Entactiniidae

Spongentactinia was named by Nazarov (1975) [Sepkoski's age data: O Cara-u P Leon Sepkoski's reference number: 546]. Its type is Spongentactinia fungosa.

It was assigned to Spumellaria by Sepkoski (2002); to Entactiniinae by Wang et al. (2003); to Spongentactiniidae by De Wever et al. (2001) and Takahashi and Miyake (2014); and to Entactiniidae by Noble et al. (2017).

Synonymy list
YearName and author
1975Spongentactinia Nazarov
2001Spongentactinia De Wever et al. p. 181
2002Spongentactinia Sepkoski, Jr.
2003Spongentactinia Wang et al. p. 136
2014Spongentactinia Takahashi and Miyake p. 284
2017Spongentactinia Noble et al. p. 447

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phylumRetariaCavalier-Smith 1999
classRadiolariaMüller 1858
superorderPolycystina(Ehrenberg 1867)
orderEntactinariaKozur and Mostler 1982
familyEntactiniidaeRiedel 1967
genusSpongentactiniaNazarov 1975

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