organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Domain eukaryotes see Domain Eukaryota Chatton, 1925
     amoeboid and flagellated protists
       Class Heterolobosea Page & Blanton, 1985
         Order Schizopyrenida Singh, 1952
           1 Family Vahlkampfiidae Jollos, 1917
           2 Family Gruberellidae Page & Blanton, 1985
           3 Genus Pernina Kadiri et al., 1992
           4 Genus Rosculus R.S.J. Hawes, 1963