[Class] Polycystinea Ehrenberg, 1838 - polycystines see Superclass Polycystinia Ehrenberg, 1838
   Order Spumellaria Ehrenberg, 1875 see Class Spumellaria Ehrenberg, 1875
     Family Actinommidae Haeckel, 1862
       Genus Axoprunum Haeckel, 1887
         1 †Axoprunum euterpe (Haeckel)
         2 †Axoprunum liostylum (Ehrenberg, 1873)
         3 †Axoprunum losbanosensis (Clark & Campbell, 1945)
         4 †Axoprunum monostylum Caulet, 1986
         5 †Axoprunum pierinae (Clark & Campbell, 1942)
         6 Axoprunum stauraxonium Haeckel, 1887