Übersetzung für 'nacreous layer' von Englisch nach Deutsch

nacreous layer

Perlmuttschicht {f}biochem.

• The nacreous layer of monoplacophoran shells appears to have undergone some modification.
• The nacreous layer of the aragonite fossil shells of some extinct ammonites forms an iridescent material called ammolite.
• They are burrowing molluscs with well-developed siphons. The shell is relatively soft and lacks a nacreous layer. Some species have a single cardinal tooth.
• Their shells lack a nacreous layer, and the gills are lamellibranch in form.
• The nacreous layer is excessively thin, especially in the typical form.

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• Like other shells of the family turbinidae it is composed of a thick inner nacreous layer, covered by a thinner porcellanous layer.
• The nacre is continuously deposited onto the inner surface of the shell, the iridescent "nacreous layer", commonly known as "mother of pearl".
• For example, a nacreous layer may have been lost more than once in cephalopod evolution.
• The interior has a very thin nacreous layer.
• Lustrin A is an insoluble protein used in the production of a nacreous layer in bivalve molluscs.

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