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Eumetazoa (metazoans)
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Class Hydrozoa
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Order Leptothecata
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Family Mitrocomidae
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Genus Cosmetira
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Genus Cosmetirella
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Genus Cyclocanna
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Genus Foersteria
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Genus Halopsis
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Genus Mitrocoma
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Genus Mitrocomella
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Genus Octogonade
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Genus Tiaropsidium
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