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Bivallupus

Radiolaria - Spumellaria - Pantanelliidae

Taxonomy
Bivallupus was named by Pessagno and MacLeod (1987) [Sepkoski's age data: J Tith-u].

It was synonymized subjectively with Vallupus by O'Dogherty et al. (2009).

It was assigned to Pantanelliidae by Kiessling (1995); to Vallupinae by De Wever et al. (2001); and to Spumellaria by Sepkoski (2002).

Species
Species lacking formal opinion data

View classification of included taxa

Synonymy list
YearName and author
1987Bivallupus Pessagno and MacLeod
1995Bivallupus Kiessling
2001Bivallupus De Wever et al. p. 112
2002Bivallupus Sepkoski, Jr.

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RankNameAuthor
Life
Eukaryota()
Rhizaria
phylumRetariaCavalier-Smith 1999
classRadiolariaMüller 1858
RankNameAuthor
superorderPolycystina(Ehrenberg 1867)
orderSpumellariaEhrenberg 1875
familyPantanelliidaePessagno 1977
subfamilyVallupinaePessagno and MacLeod 1987
genusBivallupusPessagno and MacLeod 1987

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