| spicules |
Sponge skeletal elements, composed of either silica or calcite, and shaped like rods, sometimes joined together to produce four or six pointed shapes
출처: www.earth.ox.ac.uk/herefordshire/glossary.htm
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|---|---|
| spicule |
Hard, needle-shaped, calcium carbonate skeletal structure contained within soft corals. Also known as a sclerite.
출처: www.scubatravel.co.uk/glossary.html
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