Angiostrongylidae Böhm & Gebauer, 1934 accepted as Metastrongylidae Leiper, 1908 (basis of record)
Argnidae (basis of record)
Banksinomidae Kunst, 1971 (basis of record)
Bembidiacaridae Khuastov, 2000 (basis of record)
Biokoviellidae Mršić, 1992 accepted as Anthogonidae Ribaut, 1913 (basis of record)
Brachyceridae Billberg, 1820 (basis of record)
Brachychaeteumatidae (basis of record)
Chamaesomatidae (basis of record)
Cochlicellidae Schileyko, 1972 (basis of record)
Crenosomatidae Schulz, 1951 (basis of record)
Daniconematidae Moravec & Køie, 1987 (basis of record)
Dasytidae Laporte, 1840 accepted as Melyridae Leach, 1815 (basis of record)
Diplogastridae accepted as Diplogasteridae Micoletzky, 1922 (basis of record)
Elonidae Gittenberger, 1977 (basis of record)
Erythracaridae Oudemans, 1936 accepted as Anystidae Oudemans, 1902 (basis of record)
Gietellidae Constantin & Menier, 1987 accepted as Rhadalidae LeConte, 1861 (basis of record)
Hartertiidae Quentin, 1970 (basis of record)
Heligmonellidae Skrjabin & Schikobalova, 1952 (basis of record)
Heligmosomidae Travassos, 1914 (basis of record)
Iphiopsidae Kramer, 1886 accepted as Laelapidae Berlese, 1892 (basis of record)
Kateretidae Kirby, 1837 (basis of record)
Kodiakellidae Hammer, 1967 (basis of record)
Meyerellidae André, 1979 accepted as Edbakerellidae André, 2004 (basis of record)
Mycetobiidae accepted as Anisopodidae Knab, 1912 (basis of record)
Ostellidae accepted as Osstellidae Heyns, 1962 (basis of record)
Panopistidae Yamaguti, 1958 (basis of record)
Pristilomatidae (basis of record)
Protroctopsocidae (basis of record)
Psilostomidae Looss, 1900 (basis of record)
Pteronyssidae Oudemans, 1941 (basis of record)
Ripiphoridae Gemminger, 1870 (basis of record)
Stenotrachelidae Thomson, 1859 (basis of record)
Tanaupodidae Thor, 1935 (basis of record)
Thaumetopoeidae accepted as Notodontidae Stephens, 1829 (basis of record)
Tibicinidae (basis of record)
Travassosinematidae Rao, 1958 (basis of record)
Trissexodontidae (basis of record)
Typhlocoelidae Harrah, 1922 (basis of record)
Ulopidae accepted as Cicadellidae Latreille, 1825 (basis of record)
Xylobatidae J. Balogh & P. Balogh, 1984 (basis of record)