 Natura - nature | | Mundus Plinius - physical world | | Naturalia | | Biota | | Domain Eukaryota - eukaryotes | | Kingdom Protozoa (Goldfuss, 1818) R. Owen, 1858 - protozoa | | Subkingdom Biciliata | | Infrakingdom Rhizaria Cavalier-Smith, 2002 | | Phylum Radiozoa Cavalier-Smith, 1987 | | Subphylum Radiolaria (Müller, 1858) Cavalier-Smith, 1993 | | Class Polycystinea - polycystines | | Order Spumellaria Ehrenberg, 1875 | | Family Actinommidae Haeckel, 1862 | | Subfamily Actinomminae™
|  Genus Axoprunum Haeckel, 1887 |  Axoprunum stauraxonium Haeckel, 1887 |
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