Kingdom Animalia Linnaeus, 1758 - animals
Phylum Nematoda Gegenbaur, 1859 - round worms
Class Chromadorea Inglis, 1983
Subclass Plectia Hodda, 2007
Superorder Rhabditica Hodda, 2007
Order Panagrolaimida Hodda, 2007
Suborder Panagrolaimina Hodda, 2007
1 Superfamily Alloionematoidea Chitwood & McIntosh, 1934 [monotypic]
2 Superfamily Myenchoidea Pereira, 1931 [monotypic]
3 Superfamily Panagrolaimoidea Thorne, 1937 [monotypic]
4 Superfamily Steinernematoidea Chitwood & Chitwood, 1937 [monotypic]
5 Superfamily Strongyloidoidea Chitwood & McIntosh, 1934