Mycetophagidae Leach, 1815
Litargus balteatus LeConte, 1856
Litargus (Alitargus) coloratus Rosenhauer, 1856
Litargus connexus (Fourcr., 1785)
Litargus didesmus (Say, 1826)
Litargus grandis Schaeffer, 1910
Litargus lewisi Reitter, 1889
Litargus nebulosus LeConte, 1856
Litargus (Alitargus) pilosus Wollaston, 1857
Litargus sexpunctatus (Say, 1826)
Litargus tetraspilotus LeConte, 1856
Litargus vestitus Sharp, 1879
