Median layer

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Fig. 1. The pore and its organic constituents. A: a pore in an inner chamber covered by an outer whorl, according to Leutenegger (1977), schematic, not to scale.; (Hottinger, 2006; fig. 20)[1] CC/BY-NC-SA)


Definition

  • according to Hottinger (2006):

MEDIAN LAYER is in bilamellar foraminifera a term applied to both the spongy primary organic sheet and the distinctly larger crystals formed initially in vesicles and occurring as pairs on either side of the primary organic sheet.


See also


References

Hottinger (2006), Illustrated glossary of terms used in foraminiferal research. Carnets de Géologie, Memoir 2, ISSN 1634-0744.

Leutenegger (1977),Ultrastructure de Foraminifères perforés et imperforés ainsi que de leur symbiotes, Cahiers de Micropaléontologie, Paris, fasc. 3-1977, 52 p. + 54 pls.


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