Quill
Spiculum
Spiculum noun - Small pointed structure serving as a skeletal element in various marine and freshwater invertebrates e.g. sponges and corals.
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Synonyms for Spiculum
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Spiculum and Quill. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/quill/spiculum
Quill & Spiculum. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/quill/spiculum>.
Spiculum or Quill. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/quill/spiculum.
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