| Acanthocnemidae Crowson, 1964 | | 5 | Arten | Taxom |
| Ademosynidae Ponomarenko, 1968 | | 74 | Arten | Taxom |
| Aderidae Winkler, 1927 | Baummulmkäfer | 923 | Arten | Taxom |
| Agapythidae Sen Gupta an..., 1969 | | 1 | Art | Taxom |
| Agyrtidae Thomson, 1859 | Scheinaaskäfer | 87 | Arten | Taxom |
| Alexiidae Imhoff, 1856 | Kugelkäfer | 5 | Arten | Taxom |
| Alleculidae Laporte de C..., 1840 | Pflanzenkäfer | 1 | Art | Taxom |
| Alloioscarabaeidae Bai & al., 2012 | | 1 | Art | Taxom |
| Amphizoidae LeConte, 1853 | Forellenbachkäfer | 6 | Arten | Taxom |
| Anthicidae Latreille, 1819 | Blumenkäfer | 2317 | Arten | Taxom |
| Anthribidae Billberg, 1820 | Breitrüßler | 3344 | Arten | Taxom |
| Aphodiidae Leach, 1815 | Dungkäfer | 32 | Arten | Taxom |
| Archeocrypticidae Kaszab, 1964 | | 66 | Arten | Taxom |
| Artematopodidae Lacordaire, 1857 | | 54 | Arten | Taxom |
| Asiocoleidae Rohdendorf, 1961 | | 4 | Arten | Taxom |
| Aspidytidae Ribera, Beu..., 2002 | | 3 | Arten | Taxom |
| Attelabidae Billberg, 1820 | Blattroller | 5020 | Arten | Taxom |
| Belidae Schönherr, 1826 | | 632 | Arten | Taxom |
| Belohinidae Paulian, 1959 | | 1 | Art | Taxom |
| Berendtimiridae Winkler, 1987 | | 1 | Art | Taxom |
| Biphyllidae LeConte, 1861 | Buchenpilzkäfer | 106 | Arten | Taxom |
| Blattocoleidae Zeuner, 1933 | | 3 | Arten | Taxom |
| Boganiidae Sen Gupta an..., 1966 | | 19 | Arten | Taxom |
| Bolboceratidae (Mulsant, 1842) | | 5 | Arten | Taxom |
| Boleopsidae Kirejtshuk &..., 2013 | | 1 | Art | Taxom |
| Boridae C. G. Thomson, 1859 | Urkäfer | 7 | Arten | Taxom |
| Bostrichidae Latreille, 1802 | Bohrkäfer | 818 | Arten | Taxom |
| Bothrideridae Erichson, 1845 | Blindkäfer | 261 | Arten | Taxom |
| Brachyceridae (Billberg, 1820) | | 55 | Arten | Taxom |
| Brachypsectridae LeConte & Horn, 1883 | | 5 | Arten | Taxom |
| Brachypteridae (Erichson, 1845) | | 114 | Arten | Taxom |
| Brentidae Billberg, 1820 | Langkäfer | 3610 | Arten | Taxom |
| Buprestidae Leach, 1815 | Prachtkäfer | 9428 | Arten | Taxom |
| Byrrhidae Latreille, 1804 | Pillenkäfer | 521 | Arten | Taxom |
| Byturidae Jacquelin du..., 1858 | Blütenfresser | 32 | Arten | Taxom |
| Callirhipidae Emden, 1924 | | 127 | Arten | Taxom |
| Cantharidae Imhoff, 1856 | Franzosen | 3426 | Arten | Taxom |
| Carabidae Latreille, 1802 | Laufkäfer | 47579 | Arten | Taxom |
| Caridae Thompson, 1992 | | 44 | Arten | Taxom |
| Cavognathidae Sen Gupta an..., 1966 | | 10 | Arten | Taxom |
| Cerambycidae Latreille, 1802 | Böcke | 41267 | Arten | Taxom |
| Cerophytidae Latreille, 1834 | Dornhalskäfer | 31 | Arten | Taxom |
| Cerylonidae Billberg, 1820 | Glattrindenkäfer | 512 | Arten | Taxom |
| Cetoniidae (Leach, 1815) | Rosenkäfer | 6 | Arten | Taxom |
| Chalcodryidae Watt, 1974 | | 15 | Arten | Taxom |
| Chelonariidae Blanchard, 1845 | | 216 | Arten | Taxom |
| Chrysomelidae Latreille, 1802 | Blattkäfer | 20946 | Arten | Taxom |
| Ciidae Leach, 1819 | Baumschwammfresser | 749 | Arten | Taxom |
| Clambidae Fischer, 1821 | Punktkäfer | 183 | Arten | Taxom |
| Cleridae Latreille, 1802 | Buntkäfer | 1430 | Arten | Taxom |
| Cneoglossidae Champion, 1897 | | 9 | Arten | Taxom |
| Coccinellidae Latreille, 1807 | Glückskäfer | 3631 | Arten | Taxom |
| Coelocatiniidae Ponomarenko, 1968 | | 9 | Arten | Taxom |
| Coleocatiniidae Ponomarenko ..., 2015 | | 1 | Art | Taxom |
| Coleopsidae Kirejtshuk &..., 2016 | | 1 | Art | Taxom |
| Colymbotethidae Ponomarenko, 1993 | | 2 | Arten | Taxom |
| Coprinisphaeridae Genise, 2004 | | 1 | Art | Taxom |
| Coptoclavidae Ponomarenko, 1961 | Ausgestorbene Familie | 56 | Arten | Taxom |
| Corylophidae LeConte, 1852 | Faulholzkäfer | 321 | Arten | Taxom |
| Cretohisteridae | | 1 | Art | Taxom |
| Crowsoniellidae Iablokoff-Kh..., 1983 | | 1 | Art | Taxom |
| Cryptophagidae Kirby, 1937 | Schimmelkäfer | 695 | Arten | Taxom |
| Cucujidae Latreille, 1802 | Plattkäfer | 746 | Arten | Taxom |
| Cupedidae Laporte, 1836 | | 226 | Arten | Taxom |
| Curculionidae Latreille, 1802 | Rüsselkäfer | 63890 | Arten | Taxom |
| Dascillidae Guérin-Ménev..., 1843 | Moorweichkäfer | 94 | Arten | Taxom |
| Decliniidae Nikitsky, La..., 1994 | | 2 | Arten | Taxom |
| Dermestidae Hope, 1840 | Pelzkäfer | 1506 | Arten | Taxom |
| Derodontidae LeConte, 1861 | Knopfkäfer | 45 | Arten | Taxom |
| Diphyllostomatidae Holloway, 1972 | | 4 | Arten | Taxom |
| Discolomatidae Horn, 1878 | | 417 | Arten | Taxom |
| Drilidae (Blanchard, 1845) | Schneckenhauskäfer | 3 | Arten | Taxom |
| Dryophthoridae (Schönherr, 1825) | | 17 | Arten | Taxom |
| Dryopidae Billberg, 1820 | Hakenkäfer | 223 | Arten | Taxom |
| Dynastidae (MacLeay, 1819) | Riesenkäfer | 2 | Arten | Taxom |
| Dytiscidae Leach, 1815 | Echte Schwimmkäfer | 5827 | Arten | Taxom |
| Elateridae Leach, 1815 | Larven: Echte Drahtwürmer | 12661 | Arten | Taxom |
| Elmidae Curtis, 1830 | Hakenkäfer | 1944 | Arten | Taxom |
| Elodophthalmidae Kirejtshuk &..., 2008 | | 2 | Arten | Taxom |
| Endomychidae Leach, 1815 | Stäublingskäfer | 1546 | Arten | Taxom |
| Erotylidae Latreille, 1802 | Faulholzkäfer | 599 | Arten | Taxom |
| Eucinetidae Lacordaire, 1857 | Purzelkäfer | 68 | Arten | Taxom |
| Eucnemidae Eschscholtz, 1829 | Kammkäfer | 417 | Arten | Taxom |
| Eulichadidae Crowson, 1973 | | 36 | Arten | Taxom |
| Georyssidae Laporte, 1819 | | 3 | Arten | Taxom |
| Geotrupidae Latreille, 1802 | Blatthornkäfer | 1403 | Arten | Taxom |
| Glaphyridae MacLeay, 1819 | | 241 | Arten | Taxom |
| Glaphyropteridae Pongracz, 1935 | | 24 | Arten | Taxom |
| Glaresidae Kolbe, 1905 | | 98 | Arten | Taxom |
| Gyrinidae Latreille, 1802 | Drehkäfer | 634 | Arten | Taxom |
| Haliplidae Aubé, 1836 | Wassertreter | 298 | Arten | Taxom |
| Helophoridae (Leach, 1815) | | 1 | Art | Taxom |
| Helotidae Reitter, 1876 | | 123 | Arten | Taxom |
| Heteroceridae MacLeay, 1825 | Sägekäfer | 423 | Arten | Taxom |
| Histeridae Gyllenhal, 1808 | Stutzkäfer | 6368 | Arten | Taxom |
| Hybosoridae Erichson, 1847 | | 810 | Arten | Taxom |
| Hydraenidae Mulsant, 1844 | Langtaster-Wasserkäfer | 2301 | Arten | Taxom |
| Hydrochidae (Thomson, 1859) | Rippenwasserkäfer | 1 | Art | Taxom |
| Hydrophilidae Latreille, 1802 | Kolbenwasserkäfer | 4640 | Arten | Taxom |
| Hydroscaphidae LeConte, 1874 | | 29 | Arten | Taxom |
| Hygrobiidae Régimbart, 1878 | Feuchtkäfer | 8 | Arten | Taxom |
| Ithyceridae (Schönherr, 1826) | | 6 | Arten | Taxom |
| Jacobsoniidae Heller, 1926 | | 29 | Arten | Taxom |
| Jurodidae Ponomarenko, 1985 | | 6 | Arten | Taxom |
| Kateretidae Kirkby, 1837 | Riedgras-Glanzkäfer | 30 | Arten | Taxom |
| Labradorocoleidae Ponomarenko, 1969 | | 1 | Art | Taxom |
| Laemophloeidae (Ganglbauer, 1899) | Bastplattkäfer | 46 | Arten | Taxom |
| Lagriidae (Latreille, 1825) | Wollkäfer | 1 | Art | Taxom |
| Lamingtoniidae Gupta & Crowson, 1969 | | 3 | Arten | Taxom |
| Lampyridae Latreille, 1817 | Glühwürmchen | 3262 | Arten | Taxom |
| Languriidae (Latreille, 1802) | Getreidekäfer | 1 | Art | Taxom |
| Lasiosynidae Kirejtshuk, ..., 2010 | | 52 | Arten | Taxom |
| Latridiidae Erichson, 1842 | Moderkäfer | 751 | Arten | Taxom |
| Leiodidae Fleming, 1821 | Schwammkugelkäfer | 4802 | Arten | Taxom |
| Lepiceridae Hinton, 1936 | | 7 | Arten | Taxom |
| Liadytidae Ponomarenko, 1977 | | 8 | Arten | Taxom |
| Limnichidae Erichson, 1846 | Uferpillenkäfer | 393 | Arten | Taxom |
| Lithoscarabaeidae Nikolajev, 1992 | | 3 | Arten | Taxom |
| Lucanidae Latreille, 1804 | Hirschkäfer | 2906 | Arten | Taxom |
| Lutrochidae Kasap & Crowson, 1975 | | 14 | Arten | Taxom |
| Lycidae Laporte, 1836 | Rotdeckenkäfer | 1461 | Arten | Taxom |
| Lymexylidae Fleming, 1821 | Werftkäfer | 88 | Arten | Taxom |
| Magnocoleidae Hong, 1998 | | 1 | Art | Taxom |
| Mauroniscidae Majer, 1995 | | 27 | Arten | Taxom |
| Megalopodidae Latreille, 1802 | | 671 | Arten | Taxom |
| Melandryidae Leach, 1815 | Düsterkäfer | 496 | Arten | Taxom |
| Meloidae Gyllenhal, 1810 | Blasenkäfer | 2805 | Arten | Taxom |
| Melolonthidae (Leach, 1817) | Maikäfer | 112 | Arten | Taxom |
| Melyridae Leach, 1815 | Wollhaarkäfer | 1729 | Arten | Taxom |
| Meruidae Spangler & S..., 2005 | | 1 | Art | Taxom |
| Mesocinetidae Kirejtshuk &..., 2010 | | 4 | Arten | Taxom |
| Micromalthidae Barber, 1913 | | 6 | Arten | Taxom |
| Monotomidae Laporte, 1840 | Detrituskäfer | 298 | Arten | Taxom |
| Mordellidae Latreille, 1802 | Stachelkäfer | 2346 | Arten | Taxom |
| Mycetophagidae Leach, 1815 | Baumschwammkäfer | 156 | Arten | Taxom |
| Mycteridae Blanchard, 1845 | Haarscheinrüssler | 163 | Arten | Taxom |
| Myraboliidae Lawrence and..., 1991 | | 7 | Arten | Taxom |
| Nemonychidae Bedel, 1882 | Ritterspornrüssler | 242 | Arten | Taxom |
| Nitidulidae Latreille, 1802 | Glanzkäfer | 1724 | Arten | Taxom |
| Nosodendridae Erichson, 1846 | Saftkäfer | 77 | Arten | Taxom |
| Noteridae C. G. Thomson, 1860 | Ruderschwimmer | 398 | Arten | Taxom |
| Oborocoleidae Kukalová, 1968 | | 2 | Arten | Taxom |
| Obrieniidae Zherikhin an..., 1994 | | 12 | Arten | Taxom |
| Ochodaeidae Mulsant & Rey, 1870 | | 227 | Arten | Taxom |
| Oedemeridae Latreille, 1810 | Engdeckenflügler | 721 | Arten | Taxom |
| Omalisidae Lacordaire, 1857 | Blutkäfer | 2 | Arten | Taxom |
| Omethidae LeConte, 1861 | | 28 | Arten | Taxom |
| Ommatidae Sharp & Muir, 1912 | | 204 | Arten | Taxom |
| Orphnidae Orphnus mash..., 1908 | | 1 | Art | Taxom |
| Orsodacnidae Thomson, 1859 | | 35 | Arten | Taxom |
| Oxycorynidae (Schoenherr, 1840) | | 116 | Arten | Taxom |
| Oxypeltidae Lacordaire, 1869 | | 5 | Arten | Taxom |
| Parahygrobiidae Ponomarenko, 1977 | Ausgestorbene Familie | 1 | Art | Taxom |
| Parandrexidae Kirejtshuk, 1994 | | 7 | Arten | Taxom |
| Passalidae Leach, 1815 | Zuckerkäfer | 1077 | Arten | Taxom |
| Passandridae (Erichson, 1845) | | 6 | Arten | Taxom |
| Permocupedidae Martynov, 1933 | | 37 | Arten | Taxom |
| Permosynidae Tillyard, 1924 | | 34 | Arten | Taxom |
| Phalacridae Leach, 1815 | Glattkäfer | 315 | Arten | Taxom |
| Phengodidae LeConte, 1861 | Federleuchtkäfer | 357 | Arten | Taxom |
| Phloeostichidae Reitter, 1911 | Rindenplattkäfer | 8 | Arten | Taxom |
| Phloiophilidae Kiesenwetter, 1863 | Doppelzahnwollhaarkäfer | 3 | Arten | Taxom |
| Phycosecidae Crowson, 1952 | | 7 | Arten | Taxom |
| Pleocomidae LeConte, 1861 | | 39 | Arten | Taxom |
| Podabrocephalidae Pic, 1930 | | 1 | Art | Taxom |
| Praelateriidae Dolin, 1973 | | 1 | Art | Taxom |
| Priasilphidae Crowson, 1973 | | 11 | Arten | Taxom |
| Prionoceridae Lacaordaire, 1857 | | 47 | Arten | Taxom |
| Promecheilidae Lacordaire, 1859 | | 17 | Arten | Taxom |
| Propalticidae Crowson, 1952 | | 13 | Arten | Taxom |
| Prostomidae C. G. Thomson, 1859 | Schaufelkäfer | 33 | Arten | Taxom |
| Proterhinidae (Fauvel, 1891) | | 2 | Arten | Taxom |
| Protocucujidae Crowson, 1954 | | 4 | Arten | Taxom |
| Pselaphidae (Lameere, 1900) | Palpenkäfer | 5 | Arten | Taxom |
| Psephenidae Lacordaire, 1854 | Bachkäfer | 247 | Arten | Taxom |
| Pterogeniidae Crowson, 1953 | | 24 | Arten | Taxom |
| Ptiliidae Heer, 1843 | Federflügler | 1095 | Arten | Taxom |
| Ptilodactylidae Laporte, 1836 | | 498 | Arten | Taxom |
| Ptinidae Latreille, 1802 | Diebkäfer | 1915 | Arten | Taxom |
| Pyrochroidae Latreille, 1807 | Feuerkäfer | 172 | Arten | Taxom |
| Pythidae Solier, 1834 | Drachenkäfer | 18 | Arten | Taxom |
| Rhagophthalmidae Olivier, 1907 | | 8 | Arten | Taxom |
| Rhinorhipidae Lawrence, 1988 | | 1 | Art | Taxom |
| Rhipiceridae Latreille, 1834 | Fächerkäfer | 62 | Arten | Taxom |
| Rhipiphoridae Gemminger & ..., 1870 | Fächerkäfer | 83 | Arten | Taxom |
| Rhizophagidae (Shuey, 1996) | | 1 | Art | Taxom |
| Rhombocoleidae Rohdendorf, 1961 | | 25 | Arten | Taxom |
| Rhynchitidae Gistel, 1848 | Blattstecher | 98 | Arten | Taxom |
| Ripiphoridae Gemminger & ..., 1870 | Fächerkäfer | 183 | Arten | Taxom |
| Rutelidae (MacLeay, 1819) | Gartenkäfer | 480 | Arten | Taxom |
| Salpingidae Leach, 1815 | Scheinrüßler | 365 | Arten | Taxom |
| Scarabaeidae Latreille, 1802 | Blatthornkäfer | 42190 | Arten | Taxom |
| Schizocoleidae Rohdendorf, 1961 | | 89 | Arten | Taxom |
| Schizophoridae Ponomarenko, 1968 | | 55 | Arten | Taxom |
| Schizopodidae (LeConte, 1859) | | 10 | Arten | Taxom |
| Scirtidae Fleming, 1821 | Sumpffieberkäfer | 919 | Arten | Taxom |
| Scolytidae (Latreille, 1807) | Borkenkäfer | 19 | Arten | Taxom |
| Scraptiidae Mulsant, 1856 | Scheinstachelkäfer | 481 | Arten | Taxom |
| Scydmaenidae (Leach, 1815) | Ameisenkäfer | 5845 | Arten | Taxom |
| Septiventeridae Bai & al., 2013 | | 1 | Art | Taxom |
| Silphidae Latreille, 1807 | Aaskäfer | 281 | Arten | Taxom |
| Silvanidae Kirby, 1837 | Plattkäfer | 607 | Arten | Taxom |
| Sinisilvanidae (Hong, 2002) | | 1 | Art | Taxom |
| Smicripidae Horn, 1879 | | 6 | Arten | Taxom |
| Sojanocoleidae Martynov, 1932 | | 1 | Art | Taxom |
| Sphaeritidae Schuckard, 1839 | Scheinstutzkäfer | 7 | Arten | Taxom |
| Sphaeriusidae Erichson, 1845 | Kugelkäfer | 28 | Arten | Taxom |
| Sphindidae Jacquelin du..., 1860 | Schleimpilzkäfer | 70 | Arten | Taxom |
| Staphylinidae Lameere, 1900 | Halbflügler | 66177 | Arten | Taxom |
| Stenotrachelidae C. G. Thomson, 1859 | | 37 | Arten | Taxom |
| Synchroidae Lacordaire, 1859 | | 3 | Arten | Taxom |
| Synteliidae Lewis, 1882 | | 14 | Arten | Taxom |
| Taldycupedidae Rohdendorf, 1961 | | 35 | Arten | Taxom |
| Tasmosalpingidae Lawrence and..., 1991 | | 2 | Arten | Taxom |
| Telegeusidae (LeConte, 1861) | | 20 | Arten | Taxom |
| Tenebrionidae Latreille, 1802 | Dunkelkäfer | 9493 | Arten | Taxom |
| Teredidae Seidlitz, 1888 | | 147 | Arten | Taxom |
| Tetratomidae Billberg, 1820 | Keulendüsterkäfer | 142 | Arten | Taxom |
| Thanerocleridae Chapin, 1921 | | 18 | Arten | Taxom |
| Throscidae Laporte, 1840 | Hüpfkäfer | 202 | Arten | Taxom |
| Torridincolidae Steffan, 1964 | | 43 | Arten | Taxom |
| Trachypachidae C. G. Thomson, 1857 | | 91 | Arten | Taxom |
| Triadocupedidae (Ponomarenko, 1966) | | 1 | Art | Taxom |
| Triaplidae Ponomarenko, 1977 | Ausgestorbene Familie | 4 | Arten | Taxom |
| Tricoleidae (Ponomarenko, 1969) | | 18 | Arten | Taxom |
| Trictenotomidae Blanchard, 1845 | | 18 | Arten | Taxom |
| Tritarsidae Hong, 2002 | | 1 | Art | Taxom |
| Trogidae (MacLeay, 1819) | Erdkäfer | 584 | Arten | Taxom |
| Trogossitidae Latreille, 1802 | Flachkäfer | 479 | Arten | Taxom |
| Tshekardocoleidae Rohdendorf, 1944 | | 22 | Arten | Taxom |
| Ulodidae Pascoe, 1869 | | 9 | Arten | Taxom |
| Ulyanidae (Zherikhin, 1993) | | 2 | Arten | Taxom |
| Vesperidae Mulsant, 1839 | | 93 | Arten | Taxom |
| Zopheridae Solier, 1834 | Rindenkäfer | 1163 | Arten | Taxom |
