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Paguroidea
Superfamily, Crustacean, Marine
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Palaemonoidea
Superfamily, Crustacean, Marine
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Pandaloidea
Superfamily, Crustacean, Marine
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Paratanaoidea
Superfamily, Crustacean, Marine
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Parthenopoidea
Superfamily, Crustacean, Marine
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Pasiphaeoidea
Superfamily, Crustacean, Marine
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Penaeoidea
Superfamily, Crustacean, Marine
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Photoidea
Superfamily, Crustacean, Marine
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Phronimoidea
Superfamily, Crustacean, Marine
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Pilumnoidea
Superfamily, Crustacean, Marine
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Pinnotheroidea
Superfamily, Crustacean, Marine
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Platysceloidea
Superfamily, Crustacean, Marine
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Polycopoidea
Superfamily, Crustacean, Marine
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Pontocypridoidea
Superfamily, Crustacean, Marine
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Pontoporeioidea
Superfamily, Crustacean, Marine
-
Portunoidea
Superfamily, Crustacean, Marine
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Processoidea
Superfamily, Crustacean, Marine
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Pseudozioidea
Superfamily, Crustacean, Marine
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Sarsielloidea
Superfamily, Crustacean, Marine
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Scinoidea
Superfamily, Crustacean, Marine