BelonolaimidaeBelonolaimidae is a family of nematodes belonging to the order Tylenchida.ClassificationGeraert in his The Dolichodoridae of the World adopts the view of several other taxonomists and considers the species in Belonolaimidae to form a subfamily Belonolaiminae of the family Dolichodoridae.GeneraSource: Geocenamus Thorne & Malek, 1968 Morulaimus Sauer, 1966 Quinisulcius Tylenchorhynchus Cobb, 1913