wheel urchin
noun1
Any sea urchin of the genus Rotula having a round, flat shell; a type of sand dollar.
Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.
noun
Any sea urchin of the genus Rotula having a round, flat shell; a type of sand dollar.
Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.
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