Flange

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Fig.1. The flange (double arrow) in Nephrolepidina sp., axial section, transmitted light. Oligocene, Sarawak, Borneo; lchl: lateral chamberlets; mchl: median chamberlet layer. Scale bar 0.2 mm (Hottinger, 2006; fig. 52 [1] CC/BY-NC-SA)

Definition

  • according to Hottinger (2006):

FLANGE - (French: collerette); a thin, fragile marginal portion of an orbitoidiform shell where the main chamberlet layer is exposed for lack of lateral chamberlets.


See also

References

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

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