After Adl et al., 2005

<==o Cercozoa Cavalier-Smith, 1998, emend. Adl et al., 2005
   |?- Cryothecomonas
   |?- Gymnophrys
   |?- Lecythium
   |?- Massisteria
   |?- Metopion
   |?- Proleptomonas
   |?- Pseudodifflugia
   |--o Cercomonadida Poche, 1913, emend. Vickerman, 1983, emend. Mylnikov, 1986 (cercomonads)
   |  |--o Cercomonatidae Kent, 1880, emend. Mylnikov & Karpov, 2004 [Cercobodonidae Hollsnde, 1942]
   |  |  |-- Cercomonas
   |  |  |-- Helkesimastix
   |  |  `-- Neocercomonas
   |  `--o Heteromitidae Kent, 1880, emend. Mylnikov, 1990, emend. Mylnikov & Karpov, 2004 [Bodomorphidae Hollande, 1952]
   |     |-- Allantion
   |     |-- Cholamonas
   |     |-- Heteromita Duiardin, 1841, emend. Mylnikov & Karpov, 2004 [Bodomorpha Hollande, 1952; Sciviamonas Ekelund & Patterson, 1997]
   |     |-- Katabia
   |     |-- Protaspis [nonProtaspis, a genus of Pteraspidiform agnathans (Animalia: Deuterostoma: Vertebrata: “Agantha”)]
   |     `-- Sainouron
   |-- Silicofilosea Adl et al., 2005 [Imbricatea Cavalier-Smit & Chao, 2003; Testaceafilosida in partim]
   |--o Chlorarachniophyta Hibbard & Norris, 1984
   |  |-- Bigelowiella
   |  |-- Gymnochlora stellata
   |  |--o Lotharella
   |  |  |-- L. globosa
   |  |  `-- L. amoeboformis
   |  `--+-- Chlorarachnion reptans
   |     `?- Cryptochlora perforans
   |--o Phytomyxea Engler & Prantl, 1897, emend. Cavalier-Smith, 1993 [incl. Plasmodiophorida Cook, 1928, emend. Cavalier-Smith, 1993
   |  |?- Phagomyxa
   |  |?- Pongomyxa
   |  |?- Sorosphaera
   |  |?- Spongospora
   |  `--o Plasmodiophorida Cook, 1928, emend. Cavalier-Smith, 1993 [Plasmodiophorea: Plasmodiophorida; Plasmodiophoromycetes] (Plasmodiophorids)
   |     `--o Plasmodiophorales
   |        `--o Plasmodiophoraceae
   |           `-- Plasmodiophora
   |-- Phaeodarea Haeckel, 1879 [Tripylea Hertwig, 1879] (Phaeodarean radiolaria)
   `--o Nucleohelea Cavalier-Smith, 1993
      |--o Clathrulinidae Claus, 1874 [Desmothoracida Hertwig & Lesser, 1874]
      |  |?- Servetia
      |  |-- Cienkowskia
      |  |-- Clathrulina
      |  `-- Hedriocystis
      `--o Gymnosphaerida Poche, 1913, emend. Mikrjukov, 2000
         |?- Actinolophus
         |?- Wagnerella
         |-- Actinocoryne
         |-- Gymnosphaera
         `-- Hedraiophrys

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