Phylum Radiolaria Müller, 1858
see Subphylum Radiozoa Cavalier-Smith, 1987
Superclass Polycystina Ehrenberg, 1838
see Superclass Polycystinia Ehrenberg, 1838
Class Collodaria Haeckel, 1881
Family Sphaerozoidae Haeckel, 1862
1 Genus Belonozoum Haeckel, 1887
2 Genus Collozoum Haeckel, 1862
3 Genus Raphidozoum Milne Edwards, 1872, nom. null.
see Genus Rhaphidozoum Haeckel, 1862
4 Genus Sphaerozoum Meyen, 1834