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Radiolaria - Archaeospicularia - Secuicollactidae

Secuicollacta was named by Nazarov and Ormiston (1984) [Sepkoski's age data: O Cara-u S Ludl Sepkoski's reference number: 546]. It is the type genus of Secuicollactidae, Secuicollactinae.

It was assigned to Secuicollactinae by Noble and Maletz (2000); to Spumellaria by Sepkoski (2002); and to Secuicollactidae by De Wever et al. (2001) and Noble et al. (2017).

Synonymy list
YearName and author
1984Secuicollacta Nazarov and Ormiston
1990Palaeosphaera Renz
1994Rotasphaera Noble
2000Secuicollacta Noble and Maletz p. 270
2001Rotasphaera De Wever et al. p. 89
2001Secuicollacta De Wever et al. p. 89
2002Rotasphaera Sepkoski, Jr.
2002Secuicollacta Sepkoski, Jr.
2002Parasecuicollacta Won et al.
2017Secuicollacta Noble et al. p. 437

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phylumRetariaCavalier-Smith 1999
classRadiolariaMüller 1858
superorderPolycystina(Ehrenberg 1867)
orderArchaeospiculariaDumitrica et al. 2000
familySecuicollactidae(Nazarov and Ormiston 1984)
genusSecuicollactaNazarov and Ormiston 1984

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