Regular
sea urchins/Reguläre Seeigel
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Order/Ordnung |
Family/Familie |
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Arbacioida |
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Cidaroida |
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Diadematoida |
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Echinoida |
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Echinothurioida |
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Micropygoida |
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Pedinoida |
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Phymosomatoida |
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Salenioida |
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Temnopleuroida |
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