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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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Order Ephemeroptera
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Superfamily Caenoidea
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Family Caenidae
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Genus Susperatus
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Species Susperatus prudens
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Species Susperatus tonkawa
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Species Susperatus tuberculatus
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