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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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Class Malacostraca
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Order Isopoda
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Superfamily Bopyroidea
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Family Bopyridae
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Genus Acrobelione
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Genus Allobopyrus
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Genus Allodiplophryxus
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Genus Allokepon
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Genus Allorbimorphus
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Genus Anacepon
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Genus Anathelges
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Genus Anchiarthrus
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Genus Anisarthrus
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Genus Anisorbione
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Genus Anomophryxus
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Genus Anuropodione
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Genus Apocepon
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Genus Apophrixus
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Genus Aporobopyrina
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Genus Aporobopyroides
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Genus Aporobopyrus
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Genus Argeia
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Genus Argeiopsis
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Genus Astalione
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Genus Asymmetrione
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Genus Athelges
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Genus Atypocepon
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Genus Azygopleon
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Genus Balanopleon
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Genus Bathygyge
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Genus Bopyrella
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Genus Bopyrina
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Genus Bopyrinella
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Genus Bopyrinina
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Genus Bopyrione
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Genus Bopyriscus
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Genus Bopyrissa
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Genus Bopyroides
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Genus Bopyrophryxus
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Genus Bopyrosa
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Genus Bopyrus
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Genus Cancricepon
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Genus Carcinione
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Genus Cardiocepon
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Genus Castrione
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Genus Cataphryxus
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Genus Coxalione
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Genus Cryptobopyrus
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Genus Dactylokepon
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Genus Dicropleon
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Genus Diplophryxus
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Genus Entophilus
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Genus Eophrixus
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Genus Epicepon
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Genus Epipenaeon
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Genus Epiphrixus
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Genus Eragia
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Genus Ergyne
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Genus Eriphrixus
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Genus Filophryxus
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Genus Gareia
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Genus Gigantione
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Genus Grapsicepon
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Genus Gyge
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Genus Hemiarthrus
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Genus Hemiphryxus
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Genus Heterocepon
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Genus Hypercepon
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Genus Hyperphrixus
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Genus Hypocepon
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Genus Hypohyperphrixus
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Genus Hypophryxus
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Genus Ione
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Genus Ionella
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Genus Kepon
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Genus Kolourione
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Genus Leidya
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Genus Litobopyrus
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Genus Lobocepon
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Genus Loki
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Genus Mediophrixus
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Genus Megacepon
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Genus Mesocepon
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Genus Mesophryxus
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Genus Metacepon
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Genus Metaphrixus
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Genus Minicopenaeon
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Genus Miophrixus
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Genus Munidion
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Genus Neophryxus
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Genus Nikione
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Genus Ogyridione
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Genus Onychocepon
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Genus Orbimorphus
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Genus Orbione
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Genus Orophryxus
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Genus Orthione
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Genus Ovobopyrus
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Genus Pagurion
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Genus Palaemonellione
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Genus Parabopyrella
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Genus Parabopyriscus
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Genus Parabopyrus
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Genus Paracepon
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Genus Paragigantione
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Genus Parapagurion
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Genus Parapenaeon
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Genus Parapenaeonella
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Genus Parapleurocrypta
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Genus Parapleurocryptella
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Genus Parargeia
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Genus Parathelges
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Genus Parione
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Genus Parionella
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Genus Parionina
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Genus Parioninella
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Genus Pauperella
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Genus Phyllodurus
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Genus Pleurocrypta
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Genus Pleurocryptella
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Genus Pleurocryptina
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Genus Pontobopyrus
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Genus Portunicepon
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Genus Probopyria
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Genus Probopyrinella
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Genus Probopyrione
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Genus Probopyriscus
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Genus Probopyrus
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Genus Probynia
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Genus Procepon
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Genus Progebiophilus
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Genus Propseudione
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Genus Prosynsynella
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Genus Pseudione
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Genus Pseudionella
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Genus Pseudostegias
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Genus Rhopalione
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Genus Schizobopyrina
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Genus Scyracepon
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Genus Shiinoella
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Genus Stegias
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Genus Stegoalpheon
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Genus Stegophryxus
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Genus Synsynella
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Genus Trapezicepon
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Genus Tylokepon
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Genus Upogebione
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Genus Upogebiophilus
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Genus Urobopyrus
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