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Eumetazoa (metazoans)
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Bilateria (bilaterally symmetrical animals)
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Protostomia (protostomes)
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Arthropoda (arthropods)
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Crustacea (shrimps, crabs, lobsters, water fleas, and relatives)
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Class Maxillopoda
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Order Poecilostomatoida
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Family Oncaeidae
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Genus Oncaea
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Species Oncaea antarctica
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Species Oncaea atlantica
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Species Oncaea borealis
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Species Oncaea canadensis
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Species Oncaea compacta
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Species Oncaea conifera
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Species Oncaea curta
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Species Oncaea curvata
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Species Oncaea damkaeri
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Species Oncaea delicata
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Species Oncaea dentipes
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Species Oncaea derivata
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Species Oncaea englishi
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Species Oncaea furcula
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Species Oncaea glabra
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Species Oncaea grossa
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Species Oncaea illgi
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Species Oncaea insolita
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Species Oncaea ivlevi
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Species Oncaea lacinia
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Species Oncaea macilenta
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Species Oncaea media
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Species Oncaea mediterranea
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Species Oncaea minuta
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Species Oncaea notopus
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Species Oncaea olsoni
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Species Oncaea ornata
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Species Oncaea ovalis
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Species Oncaea parila
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Species Oncaea prendeli
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Species Oncaea prolata
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Species Oncaea pumilis
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Species Oncaea redacta
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Species Oncaea rimula
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Species Oncaea rotata
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Species Oncaea rotundata
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Species Oncaea scottodicarloi
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Species Oncaea similis
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Species Oncaea subtilis
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Species Oncaea tenella
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Species Oncaea thoresoni
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Species Oncaea venusta
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Species Oncaea zernovi
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