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Porifera (sponges)
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Class Hexactinellida
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Order Amphidiscosida
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Family Pheronematidae
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Genus Semperella
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Species Semperella abyssalis
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Species Semperella alba
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Species Semperella crosnieri
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Species Semperella cucumis
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Species Semperella schultzei
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Species Semperella similis
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Species Semperella spicifera
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Species Semperella stomata
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Species Semperella varioactina
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