Английская Википедия:Geinitzinidae

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Шаблон:Use dmy dates Шаблон:Short description Шаблон:Automatic taxobox

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

Шаблон:Reflist

Шаблон:Taxonbar