Subfamily Choniolaiminae Schuurmans-Stekhoven & Adam, 1931
Diagnosis
Buccal cavity with broad, cup-shaped anterior portion and relatively narrow posterior portion, both reinforced by radially arranged, cuticularised rhabdions. Mandibles absent.
Valid genera
Choniolaimus Ditlevsen, 1921
Choanolaimus De Man, 1880
Cobbionema Filipjev, 1922
Gammanema Cobb, 1920
Halichoanolaimus De Man, 1886
Latronema Wieser, 1954