Kingdom Animalia Linnaeus, 1758 - animals Phylum Pogonophora Johansson, 1937 - beard worms see Family Siboglinidae Caullery, 1914 Order Thecanephria A.V. Ivanov, 1955 see Family Siboglinidae Caullery, 1914 Family Polybrachiidae see Family Siboglinidae Caullery, 1914 Genus Balathealinum see Genus Galathealinum Kirkegaard, 1956