living organisms
see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
Superkingdom Eukaryotae
see Domain Eukaryota Chatton, 1925
Kingdom Animalia Linnaeus, 1758 - animals
Subkingdom Eumetazoa Butschli, 1910
see [unranked] Eumetazoa Bütschli, 1910
Phylum Gnathostomulida Ax, 1956 - gnathostomulids
1 Order Filospermoidea Sterrer, 1972
2 Order Bursovaginoidea Sterrer, 1972
3 Genus Nanognathia Sterrer, 1973
4 Genus Labidognathia Riedl, 1970