| Brachychthoniidae Thor, 1934 (Family) |
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| Brachychthonius Berlese, 1910 (Genus) |
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| Brachychthonius africanus Balogh, 1958 (Species) |
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| Brachychthonius alpestris Forsslund, 1958 (Species) |
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| Brachychthonius altimonticola Hammer, 1958 (Species) |
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| Brachychthonius altus Hammer, 1958 (Species) |
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| Brachychthonius andinus Hammer, 1958 (Species) |
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| Brachychthonius arcticus Hammer, 1952 (Species) |
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| Brachychthonius berlesei Willmann, 1928 (Species) |
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| Brachychthonius bimaculatus Willmann, 1936 (Species) |
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| Brachychthonius borealis Krivolutsky, 1965 (Species) |
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| Brachychthonius brevis (Michael, 1888) (Species) |
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| Brachychthonius breviseta Hammer, 1958 (Species) |
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| Brachychthonius clavatus Forsslund, 1942 (Species) |
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| Brachychthonius cricoides Weis-Fogh, 1948 (Species) |
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| Brachychthonius elsosneadensis Hammer, 1958 (Species) |
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| Brachychthonius ensifer Strenzke, 1951 (Species) |
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| Brachychthonius evansi Forsslund, 1958 (Species) |
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| Brachychthonius expolitus Berlese, 1910 (Species) |
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| Brachychthonius fimbriatus Hammer, 1958 (Species) |
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| Brachychthonius foliatus (Hammer, 1958) (Species) |
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| Brachychthonius formosus (Species) |
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| Brachychthonius furcillatus Willmann, 1942 (Species) |
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| Brachychthonius gisini Schweizer, 1948 (Species) |
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| Brachychthonius globuliferus Strenzke, 1951 (Species) |
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| Brachychthonius grandis Sellnick (Species) |
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| Brachychthonius griseus (Hammer, 1958) (Species) |
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| Brachychthonius hauserorum (Mahunka, 1979) (Species) |
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| Brachychthonius helveticus Schweizer, 1956 (Species) |
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| Brachychthonius heterotrichus Balogh, 1963 (Species) |
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| Brachychthonius hirtus Moritz, 1976 (Species) |
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| Brachychthonius horridus Sellnick, 1928 (Species) |
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| Brachychthonius hungaricus (Balogh, 1943) (Species) |
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| Brachychthonius hystricinus Forsslund, 1942 (Species) |
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| Brachychthonius immaculatus (Forsslund, 1942) (Species) |
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| Brachychthonius impressus Moritz, 1976 (Species) |
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| Brachychthonius italicus Berlese, 1910 (Species) |
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| Brachychthonius jacoti Evans, 1952 (Species) |
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| Brachychthonius jugatus (Jacot, 1936) (Species) |
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| Brachychthonius laetepictus (Berlese, 1910) (Species) |
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| Brachychthonius laevis Jacot (Species) |
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| Brachychthonius lapponicus Trägårdh, 1910 (Species) |
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| Brachychthonius laticeps Strenzke, 1951 (Species) |
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| Brachychthonius latior Berlese, 1910 (Species) |
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| Brachychthonius lydiae Jacot (Species) |
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| Brachychthonius marginatus Forsslund, 1942 (Species) |
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| Brachychthonius meridionalis (Species) |
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| Brachychthonius mollis Hammer, 1958 (Species) |
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| Brachychthonius monticola Hammer, 1961 (Species) |
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| Brachychthonius neosimplex Schweizer, 1956 (Species) |
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| Brachychthonius nodosus Willmann, 1952 (Species) |
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| Brachychthonius novazealandicus Hammer, 1966 (Species) |
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| Brachychthonius obscurus Krivolutsky, 1966 (Species) |
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| Brachychthonius ocellatus Hammer, 1952 (Species) |
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| Brachychthonius oudemansi (van der Hammen, 1952) (Species) |
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| Brachychthonius peduncularis Strenzke, 1951 (Species) |
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| Brachychthonius perpusillus Berlese, 1910 (Species) |
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| Brachychthonius pilososetosus Forsslund, 1942 (Species) |
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| Brachychthonius piluliferus Forsslund, 1942 (Species) |
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| Brachychthonius pius Moritz, 1976 (Species) |
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| Brachychthonius psammophilus Mahunka, 1987 (Species) |
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| Brachychthonius pseudoimmaculatus Subias & Gil, 1991 (Species) |
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| Brachychthonius rapoporti Balogh & Mahunka, 1968 (Species) |
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| Brachychthonius rostratus (Jacot, 1936) (Species) |
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| Brachychthonius rotundatus (Hammer, 1958) (Species) |
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| Brachychthonius saltaensis Hammer, 1958 (Species) |
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| Brachychthonius scalaris Forsslund, 1942 (Species) |
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| Brachychthonius sellnicki Thor, 1930 (Species) |
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| Brachychthonius semiornatus Evans, 1952 (Species) |
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| Brachychthonius sexmaculatus Evans (Species) |
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| Brachychthonius similis Hammer, 1961 (Species) |
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| Brachychthonius simplex Forsslund, 1942 (Species) |
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| Brachychthonius striatus Willmann, 1956 (Species) |
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| Brachychthonius suecicus (Forsslund, 1942) (Species) |
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| Brachychthonius tropicus Hammer, 1958 (Species) |
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| Brachychthonius zelawaiensis Sellnick, 1928 (Species) |
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