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Placentulinidae

Globothalamea - Rotaliida - Placentulinidae

Taxonomy
Placentulinidae was named by Kasimova et al. (1980). It is extant. It was considered unknown by Loeblich and Tappan (1984).

It was assigned to Discorboidea by Loeblich and Tappan (1984).

Synonymy list
YearName and author
1980Placentulinidae Kasimova et al.
1984Placentulinidae Loeblich and Tappan p. 32

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RankNameAuthor
kingdomChromistaCavalier-Smith 1981
subkingdomRhizaria()
phylumForaminifera(Eichwald 1830)
classGlobothalamea
RankNameAuthor
orderRotaliidaDelage and Herouard 1896
superfamilyDiscorboidea
familyPlacentulinidaeKasimova et al. 1980
familyPlacentulinidaeKasimova et al. 1980

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.

Fm. Placentulinidae Kasimova et al. 1980
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Subfm. Ashbrookiinae Loeblich and Tappan 1984
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Paalzowella feifeli Paalzow 1932
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Invalid names: Trocholina elevata Paalzow 1932 [synonym], Trocholina transversarii Paalzow 1932 [synonym]
Paalzowella turbinella Guembel 1862
G. Patellinella Cushman 1928
G. †Rumanolina Neagu 2001
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Rumanolina seiboldi Lutze 1960
Diagnosis
ReferenceDiagnosis
A. R. Loeblich and H. Tappan 1984Test a low trochospiral, lacking a tubular undivided second chamber, and with few chambers per whorl. L. Jurassic to L. Cretaceous, Holocene.