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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 Megaloptera
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Family Sialidae
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Genus Austrosialis
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Genus Indosialis
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Genus Leptosialis
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Genus Nipponosialis
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Genus Protosialis
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Genus Sialis
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Genus Stenosialis
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