Adenogaster Looss, 1901 (verified source for family)
Aprostatum Bock, 1913 (verified source for family)
Aspa H. Adams & A. Adams, 1853 (verified source for family)
Brachyposthia Brandtner, 1934 accepted as Plagiostomum Schmidt, 1852 (verified source for family)
Brookulidae Iredale & McMichael, 1962 accepted as Liotiidae Gray, 1850 (basis of record)
Charaxicephalus Looss, 1901 (verified source for family)
Cricocephalus Looss, 1899 (verified source for family)
Ctenopelta Warén & Bouchet, 1993 (verified source for family)
Daelja Marcus, 1951 (verified source for family)
Epibathra Looss, 1902 accepted as Pyelosomum Looss, 1899 (verified source for family)
Eulepetopsidae accepted as Neolepetopsidae McLean, 1990 (basis of record)
Euplanidae Marcus & Marcus, 1966 (basis of record)
Fossarella Thiele, 1925 (verified source for family)
Glyphicephalus Looss, 1901 accepted as Pleurogonius Looss, 1901 (verified source for family)
Hyporcus Graff, 1905 accepted as Trigonostomum Schmidt, 1852 (verified source for family)
Ifremeria Bouchet & Warén, 1991 (verified source for family)
Kalyla Marcus, 1951 (verified source for family)
Lacunoides Warén & Bouchet, 1989 (verified source for family)
Latisipho Dall, 1916 (verified source for family)
Luridae Sterrer & Rieger, 1990 (basis of record)
Lurus Marcus, 1950 (verified source for family)
Marcusella Westblad, 1953 (verified source for family)
Meixnerides Westblad, 1952 (verified source for family)
Meixnerididae Westblad, 1952 (basis of record)
Memyla Marcus, 1952 (verified source for family)
Odostomiella Fischer, 1885 accepted as Odostomella Bucquoy, Dautzenberg & Dollfus, 1883 (verified source for family)
Olgasolaris L. Beck, 1992 accepted as Shinkailepas Okutani, Saito & Hashimoto, 1989 (verified source for family)
Pronocephalus Looss, 1899 (verified source for family)
Ruanis Marcus, 1952 (verified source for family)
Symmetromphalus McLean, 1990 (verified source for family)
Thallagus Marcus, 1951 (verified source for family)
Trapichorhynchus Marcus, 1949 (verified source for family)
Yagua du Bois-Reymond Marcus, 1958 (verified source for family)