| Polyxenida Verhoeff, 1934 (Order) |
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| Polyxenidae Lucas, 1840 (Family) |
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| Afraustraloxenodes Nguyen Duy-Jacquemin, 2003 (Genus) |
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| Allographis Silvestri, 1948 (Genus) |
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| Ankistroxenus Attems, 1907 (Genus) |
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| Anopsxenus Condé & Jacquemin, 1963 (Genus) |
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| Apoxenus Chamberlin, 1947 (Genus) |
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| Chilexenus Silvestri, 1948 (Genus) |
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| Eudigraphis Silvestri, 1947 (Genus) |
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| Japonixenus Ishii & Tamura, 1995 (Genus) |
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| Macroxenodes Silvestri, 1948 (Genus) |
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| Macroxenus Brölemann, 1918 (Genus) |
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| Mauritixenus Verhoeff, 1939 (Genus) |
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| Mesoxenontus Silvestri, 1948 (Genus) |
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| Miopsxenus Condé, 1951 (Genus) |
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| Monographis Attems, 1907 (Genus) |
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| Monoxenus Jones, 1937 (Genus) |
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| Oroxenus Chamberlin, 1955 (Genus) |
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| Pauropsxenus Silvestri, 1948 (Genus) |
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| Pollyxenus Latreille, 1803 (Genus) |
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| Polyxenus Latreille, 1803 (Genus) |
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| Propolyxenus Silvestri, 1948 (Genus) |
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| Saroxenus Cook, 1896 (Genus) |
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| Silvestrius Silvestri, 1948 (Genus) |
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| Silvestrus Jones, 1937 (Genus) |
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| Trichoproctus Silvestri, 1899 (Genus) |
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| Typhloxenus Condé, 1955 (Genus) |
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| Unixenus Jones, 1944 (Genus) |
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