Microstructure and formation of the calcareous operculum in
There are differences in the material properties and degree of control over the biomineralization of mineral structures in different serpulid species (see Vinn et al. 2008a, b, c). The regular spherulitic prismatic structure is presumably more advanced than an irregular spherulitic prismatic structure; the regular … Meer weergeven
Although we did not perform developmental studies, some data on the opercular formation can be derived from the observed skeletal microstructures. … Meer weergeven
The structure of the inner layer of the talon in P. ctenactis is similar to the inner layer of the opercular plate in S. giganteus, in having an oriented prismatic … Meer weergeven
The calcareous operculum has a long evolutionary history in Pyrgopolon, with the earliest records as old as Late Cretaceous (Lommerzheim 1979; … Meer weergeven
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Ctenactis - Wikipedia
Ctenactis is een geslacht van neteldieren uit de klasse van de Anthozoa (bloemdieren).
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Ctenactis - Wikipedia
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Corals of the World
WebCtenactis echinata. Characters: Polyps are elongate. Septal teeth and costal spines are both strongly developed. Only a single mouth is present. Colour: Usually brown. Similar …
Ctenactis echinata - Wikipedia
WebCtenactis echinata is a free-living species of solitary disc coral in the family Fungiidae. It is native to the Indo-Pacific region. This is a common species throughout its wide range …
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(PDF) Microstructure and formation of the calcareous …
Web23 mei 2013 · The calcareous operculum of Pyrgopolon ctenactis is composed of spherulitic prismatic structures. The opercular cup consists of regular spherulitic prismatic crystals; the talon has two layers,...
(PDF) Microstructure and formation of the calcareous …
WebThe calcareous operculum of Pyrgopolon ctenactis is composed of spherulitic prismatic structures. The opercular cup consists of regular spherulitic prismatic crystals; the talon has two layers, an inner with an …
Ctenactis crassa - Corals of the World
WebAmerican Samoa, south-western Pacific Ocean Photograph: Doug Fenner. Ctenactis crassa Showing the axial furrow reaching the ends of the polyp. Papua New Guinea …
Ctenactis echinata (Pallas, 1766) - World Register of Marine Species
WebThis is one of the commonest and most widespread of the free living fungiids. It occupies fore and back reef slopes, rubble, but not soft substrate, from 5 to 25 m deep. Ctenactis …
Microbiome structure of the fungid coral Ctenactis echinata aligns …
WebHere, we set out to relate coral-associated bacterial commu-nities of the fungid host species Ctenactis echinata to environmental settings (geo-graphic location, substrate cover, …
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