Suborder Spumellaria Ehrenberg, 1875 see Class Spumellaria Ehrenberg, 1875 Family Actinommidae Haeckel, 1862 Subfamily Actinomminae Takahashi, 1991 see Family Actinommidae Haeckel, 1862 Genus Xiphosphaera Haeckel, 1881 1 Xiphosphaera gaea Haeckel, 1887 2 Xiphosphaera tesseractis Dreyer, 1913