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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 Diptera
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Family Ephydridae
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Genus Risa
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Species Risa asiatica
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Species Risa flavipalpis
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Species Risa longicornuta
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Species Risa longirostris
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Species Risa mongolica
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Species Risa nartshukae
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