Phylum Nematoda Gegenbaur, 1859 - round worms Count: - Class Secernentea Von Linstow, 1905 Count: - Subclass Tylenchia (Thorne, 1949) Inglis, 1983 Count: - Order Tylenchida G. Thorne, 1949 Count: [g] 27f210g Suborder Tylenchinaᵀ Chitwood, 1950 Count: [g] 6f57g Infraorder Tylenchataᵀ (Thorne, 1949) M.R. Siddiqi, 2000 Count: [g] 4f42g 1 Superfamily Tylenchoideaᵀ Örley, 1880 Count: [g] 4f42g