Phylum Nematoda Gegenbaur, 1859 - round worms
Class Secernentea Von Linstow, 1905
Subclass Tylenchia (Thorne, 1949) Inglis, 1983
Order Tylenchida G. Thorne, 1949
Suborder Criconematina Siddiqi, 1980
Superfamily Tylenchuloidea (Skarbilovich, 1947) Raski & Siddiqi, 1975
see Superfamily Criconematoidea Taylor, 1936 (1914)
Family Sphaeronematidae Raski & Sher, 1952
Subfamily Sphaeronematinae Raski & Sher, 1952
Genus Tumiota Siddiqi, 1986