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Geinitzinidae

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Geinitzinidae
Temporal range: Late Devonian - Late Permian
Scientific classification
Domain:
Eukaryota
(unranked):
SAR
(unranked):
Rhizaria
Phylum:
Retaria
Class:
Foraminifera
Order:
Fusulinida
Superfamily:
Geinitzinacea
Family:
Geinitzinidae

Bozorgnia 1973
Genera

The Geinitzinidae is an extinct family of Foraminifera from the late Paleozoic (U Dev. - U Perm) included in the Fusulinida that comprises genera characterized by unserial tests (chambers arranged in a single row, or line, in which walls are double layered. The outer layer is of light colored hyaline (glassy) radial calcite. The inner layer is a dark, secreted, microgranular calcite.

References

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