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Eumetazoa (metazoans)
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Bilateria (bilaterally symmetrical animals)
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Protostomia (protostomes)
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Mollusca (clams, snails, squids, and relatives)
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Class Cephalopoda
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Order Octopoda
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Family Alloposidae
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Family Amphitretidae
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Family Argonautidae
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Family Bolitaenidae
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Family Cirroteuthidae
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Family Grimpoteuthididae
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Family Idioctopodidae
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Family Octopodidae
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Family Ocythoidae
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Family Opisthoteuthidae
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Family Stauroteuthidae
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Family Tremoctopodidae
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Family Vitreledonellidae
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