Thomson, 1857* Suborder Archostemata Kolbe, 1908** Crowsoniellidae Iablokoff-Khnzorian, 1983** Cupedidae Laporte, 1836** Jurodidae Ponomarenko, 1985** Micromalthidae Barber, 1983 (telephone-pole beetle)** Ommatidae Sharp and Muir, 1912* Suborder Myxophaga Crowson, 1955** Hydroscaphidae LeConte, 1874** Lepiceridae Hinton, 1936** Sphaeriusidae Erichson, 1845 (=Microsporidae: Bulletin of Zoological Nomenclature 57(3):, 182-184.
Thomson, 1860** Rhysodidae - Laporte, 1840** Trachypachidae - C.G.