Natura - nature
actualia - actual entities
Mundus Plinius - physical world
naturalia - natural bodies
[crown] Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
Clade neomura Cavalier-Smith, 1987
Domain Eukaryota Chatton, 1925 - eukaryotes
Infrakingdom Opizoa Cavalier-Smith, 2021 [paraphyletic]
Genus Paraphelidium Karpov, Moreira & López-García, 2016 [monotypic]
Paraphelidium tribonemaeᵀ Karpov, Moreira & López-García, 2016