Kingdom Animalia Linnaeus, 1758 - animals Phylum Nematoda Gegenbaur, 1859 - round worms Class Chromadorea Inglis, 1983 Subclass Plectia Hodda, 2007 Superorder Plectica Hodda, 2007 Order Leptolaimida Hodda, 2007 [monotypic] Suborder Leptolaimina Lorenzen, 1981 Superfamily Ceramonematoidea Cobb, 1933 Family Tubolaimoididae Lorenzen, 1981