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Nonionacea

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Nonionacea
Temporal range: U Cret (Conia) - Recent
Scientific classification
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Nonionacea

Families

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The Nonionacea is a superfamily of protists within the foraminiferal order Rotaliida that unites the families Nonionidae, Spirotectintidae, and Almaenidae; characterized by tests commonly of perforate hyaline oblique calcite, usually appearing optically granular.

References

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