Acrenhydrosoma Lang, 1944 (original description)
Bradya (Bradya) Boeck, 1873 accepted as Bradya Boeck, 1873 (original description)
Bulbamphiascus Lang, 1944 (original description)
Canuellidae Lang, 1944 (original description)
Cylindropsyllidae Sars G.O., 1909 (additional source)
Ectinosoma Boeck, 1865 (additional source)
Esola Edwards C., 1891 (additional source)
Eurycletodes (Oligocletodes) Lang, 1944 (original description)
Halectinosoma Vervoort, 1962 (original description)
Haloschizopera Lang, 1944 (original description)
Heterolaophonte Lang, 1948 (additional source)
Idyellopsis typica Lang, 1948 (additional source)
Microarthridion Lang, 1944 (original description)
Normanellidae Lang, 1944 (original description)
Paralaophonte Lang, 1948 (original description)
Paramesochridae Lang, 1944 (original description)
Paramesochrinae Lang, 1944 (original description)
Paramphiascella Lang, 1944 (original description)
Paramphiascopsis Lang, 1944 accepted as Amphiascus Sars G.O., 1905 (original description)
Polyarthra accepted as Canuelloida (original description)
Proameira Lang, 1944 (original description)
Pseudamphiascopsis Lang, 1944 (original description)
Pseudonychocamptus Lang, 1944 (original description)
Pseudosarsameira Lang, 1944 accepted as Sarsameira Wilson C.B., 1924 (original description)
Tetragonicepsidae Lang, 1944 accepted as Tetragonicipitidae Lang, 1944 (original description)
Thompsonulidae Lang, 1944 (original description)
Typhlamphiascus Lang, 1944 (original description)