Kingdom [Animalia] Linnaeus, 1758 - animals
Subkingdom Metazoa Haeckel, 1874
see Kingdom Animalia Linnaeus, 1758
Division Eumetazoa Butschli, 1910
see Subkingdom Eumetazoa Butschli, 1910
Subdivision Bilateralia
Phylum Sipunculida
see Phylum Sipuncula Rafinesque, 1814
Genus Golfingia Lankester, 1885
Genus Phascolosoma Leuckart, 1828
Genus Physcosoma Selenka, 1897
Genus Siphonomecus Fisher, 1947
Genus Sipunculus Linnaeus, 1767