This article classifies the subgroups of the order Coleoptera (beetles) down to the level of families, following the system in "Family-group names in Coleoptera (Insecta)", Bouchard, et al. (2011), with corrections and additions from 2020, with common names from bugguide.net. Order Coleoptera Suborder †Protocoleoptera Superfamily †Tshekardocoleoidea Rohdendorf, 1944 Family †Tshekardocoleidae Rohdendorf, 1944 Family †Labradorocoleidae Ponomarenko, 1969 Family †Oborocoleidae Kukalová, 1969 Superfamily †Permocupedoidea Martynov, 1933 Family †Permocupedidae Martynov, 1933 Family †Taldycupedidae Rohdendorf, 1961 Superfamily †Permosynoidea Tillyard, 1924 Family †Ademosynidae Ponomarenko, 1968 Family †Permosynidae Tillyard, 1924 Suborder Archostemata Superfamily Cupedoidea Laporte, 1836 Family Crowsoniellidae Iablokoff-Khnzorian, 1983 Family Cupedidae Laporte, 1836 Family Micromalthidae Barber, 1913 (telephone-pole beetle) Family Ommatidae Sharp and Muir, 1912 Family Jurodidae Ponomarenko, 1985 Family †Triadocupedidae Ponomarenko, 1966 Family †Magnocoleidae Hong, 1998 Family †Obrieniidae Zherikhin and Gratshev, 1994 Superfamily †Asiocoleoidea Rohdendorf, 1961 Family †Asiocoleidae Rohdendorf, 1961 Family †Tricoleidae Ponomarenko, 1969 Superfamily †Rhombocoleoidea Rohdendorf, 1961 Family †Rhombocoleidae Rohdendorf, 1961 Superfamily †Schizocoleoidea Rohdendorf, 1961 (formerly Schizophoroidea Ponomarenko, 1968) Family †Phoroschizidae Bouchard and Bousquet, 2020 (formerly Schizophoridae Ponomarenko, 1968) Family †Catiniidae Ponomarenko, 1968 Family †Schizocoleidae Rohdendorf, 1961 Suborder Myxophaga Superfamily Lepiceroidea Hinton, 1936 (1882) Family Lepiceridae Hinton, 1936 (1882) Superfamily Sphaeriusoidea Erichson, 1845 Family Torridincolidae Steffan, 1964 Family Hydroscaphidae LeConte, 1874 Family Sphaeriusidae Erichson, 1845 Suborder Adephaga Family †Tritarsusidae Hong, 2002 (formerly Tritarsidae Hong, 2002) Family Gyrinidae Latreille, 1810 (whirligig beetles) Family Trachypachidae Thomson, 1857 (false ground beetles) Family Rhysodidae Laporte, 1840 Family Carabidae Latreille, 1802 (ground beetles) Family Haliplidae Aubé, 1836 (crawling water beetles) Family †Triaplidae Ponomarenko, 1977 Family †Colymbotethidae Ponomarenko, 1994 Family †Parahygrobiidae Ponomarenko, 1977 Family †Coptoclavidae Ponomarenko, 1961 Family †Liadytidae Ponomarenko, 1977 Family Meruidae Spangler and Steiner, 2005 Family Noteridae Thomson, 1860 (burrowing water beetles) Family Amphizoidae LeConte, 1853 Family Aspidytidae Ribera, Beutel, Balke and Vogler, 2002 Family Hygrobiidae Régimbart, 1879 (1837) Family Dytiscidae Leach, 1815 (predaceous diving beetles) Suborder Polyphaga Infraorder Staphyliniformia Superfamily Histeroidea Gyllenhal, 1808 Family Histeridae Gyllenhal, 1808 Family Sphaeritidae Shuckard, 1839 Family Synteliidae Lewis, 1882 Superfamily Hydrophiloidea Latreille, 1802 Family Epimetopidae Zaitzev, 1908 Family Georissidae Laporte, 1840 Family Helophoridae Leach, 1815 Family Hydrochidae Thomson, 1859 Family Hydrophilidae Latreille, 1802 (water scavenger beetles) Family Spercheidae Erichson, 1837 Superfamily Staphylinoidea Latreille, 1802 Family Hydraenidae Mulsant, 1844 Family Ptiliidae Erichson, 1845 Family Agyrtidae Thomson, 1859 Family Leiodidae Fleming, 1821 Family Silphidae Latreille, 1806 Family Staphylinidae Latreille, 1802 (rove beetles) Infraorder Scarabaeiformia Superfamily Scarabaeoidea Latreille, 1802 Family Pleocomidae LeConte, 1861 (rain beetles) Family Geotrupidae Latreille, 1802 (earth-boring scarab beetles) Family