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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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Chelicerata (spiders, mites, scorpions, and relatives)
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Class Arachnida
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Order Sarcoptiformes
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Superfamily Gustavioidea
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Family Liacaridae
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Genus Birsteinius
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Species Birsteinius clavatus
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Species Birsteinius krivolutskyi
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Species Birsteinius microchaetus
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Species Birsteinius mongolicus
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Species Birsteinius monticolus
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Species Birsteinius neonominatus
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Species Birsteinius perlongoides
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Species Birsteinius perlongus
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Species Birsteinius trimucronatus
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