Kingdom Animalia Linnaeus, 1758 - animals Phylum Gastrotricha Metschnikoff, 1864 - gastrotrichs Order Chaetonotida Remane, 1925 Suborder Paucitubulatina d’Hondt, 1971 Genus Aspidophorus Newberry, 1870, nom. illeg. see Genus Aspidiophorus Voigt, 1904