noun(also coralline alga or coralline seaweed)
- Family Corallinaceae, phylum Rhodophyta, in particular Corallina officinalis, which is common on the coasts of the North Atlantic
- Slope sediments consist of a medium-grained, bioclastic floatstone to rudstone with abundant bryozoans, bivalves and branching coralline algae.
- These reef-building rhodophytes are called coralline algae, because they secrete a hard shell of carbonate around themselves, in much the same way that corals do.
- In more distal positions within the ramp, the ‘background’ sediment is a fine- to medium-grained floatstone to rudstone with abundant, small fragments of delicate-branching bryozoans and branching coralline algae.
- The similar-looking corallimorphan covers large areas of dead coralline limestone boulders on Bermuda reefs.
- Sandy flats with occasional coralline outcrops dominate the bottom topography.
- The beach was conspicuous, not just because of the brilliance of its coralline sand but because of the absence of the waste products of human society.
- At first they appear to have produced vases with a black glaze, but this soon gave place to a red coralline colour.
- Archaeocyathids, which are possible representatives of coralline sponges, have a secondary calcareous skeleton of high Mg-calcite and are possibly derived from demosponges.
- Rhodoliths are a type of algae that secretes a coralline skeleton, a bit like a coral.
Mid 16th century: the noun from Italian corallina, diminutive of corallo 'coral', the adjective (mid 17th century) from French corallin or late Latin corallinus, both based on Latin corallum 'coral'.
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