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| Kingdom Animalia |
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Tachytrechus – valid
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Tachytrechus albonotatus (Loew, 1864) – valid
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Tachytrechus angulatus (Van Duzee, 1914) – valid
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Tachytrechus angustipennis Loew, 1862 – valid
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Tachytrechus argyopus Becker, 1922 – valid
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Tachytrechus auratus (Aldrich, 1896) – valid
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Tachytrechus binodatus Loew, 1866 – valid
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Tachytrechus bipunctatus Greene, 1922 – invalid
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Tachytrechus boharti Harmston, 1968 – valid
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Tachytrechus californicus Harmston and Knowlton, 1943 – valid
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Tachytrechus castus (Wheeler, 1899) – valid
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Tachytrechus dilaticosta (Van Duzee, 1927) – valid
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Tachytrechus duplicatus Harmston, 1972 – valid
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Tachytrechus flabellifer (Osten Sacken, 1877) – valid
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Tachytrechus flavitibialis (Van Duzee, 1930) – valid
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Tachytrechus floridensis Aldrich, 1896 – valid
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Tachytrechus granditarsis Greene, 1922 – valid
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Tachytrechus greenei Foote and Coulson, 1922 – valid
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Tachytrechus indianus (Harmston and Knowlton, 1946) – valid
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Tachytrechus junctus Coquillett, 1910 – invalid
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Tachytrechus laticrus Van Duzee, 1918 – valid
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Tachytrechus mchughi Harmston, 1972 – valid
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Tachytrechus milleri Harmston, 1966 – valid
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Tachytrechus moechus Loew, 1861 – valid
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Tachytrechus mysticus (Becker, 1922) – valid
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Tachytrechus nigrifemoratus (Van Duzee, 1927) – valid
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Tachytrechus nimius (Aldrich, 1901) – valid
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Tachytrechus nitidus (Van Duzee, 1927) – valid
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Tachytrechus olympiae (Aldrich, 1896) – valid
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Tachytrechus protervus Melander, 1900 – valid
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Tachytrechus rotundipennis Greene, 1922 – valid
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Tachytrechus sanus Osten Sacken, 1877 – valid
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Tachytrechus simulatus Greene, 1922 – valid
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Tachytrechus spinitarsis (Van Duzee, 1924) – valid
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Tachytrechus tahoensis Harmston and Knowlton, 1940 – valid
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Tachytrechus tenuiseta Greene, 1922 – valid
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Tachytrechus utahensis Harmston and Knowlton, 1940 – valid
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Tachytrechus volitans Melander, 1900 – valid
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Tachytrechus vorax Loew, 1861 – valid |
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