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
Clade discaria Cavalier-Smith, 2021
Clade natates Cavalier-Smith, 2021
Clade photaria Cavalier-Smith, 2021
Clade Discoba Simpson 2009
Superphylum Discicristata Cavalier-Smith, 1998 [coordinate rank]
Phylum Percolozoa Cavalier-Smith, 1992
Subphylum Tetramitiaᵀ Cavalier-Smith, 1993
Infraphylum Eutetramitia Hanousková, Táborský & Čepička, 2018
Class Heterolobosea Page & Blanton, 1985
Order Schizopyrenida Singh, 1952
Family Naegleriidae Cavalier-Smith, 2021
Genus Naegleriaᵀ Aléxéieff, 1912
Naegleria fowleri R.F. Carter, 1970 - brain-eating amoeba
Naegleria gruberi (Schardinger, 1899)
Naegleria lovaniensis A.R. Stevens, J.F. De Jonckheere & E. Willaert, 1980