After Parker, 1982, and Adl et al., 2005

<==o Phaeodarea Haeckel, 1879 [Tripylea Hertwig, 1879] (Phaeodarean radiolaria)
   |--o Phaeoconchia Haeckel, 1879 [incl.?  Phaeodendrida]
   |  |-- Coelographis
   |  |-- Conchellium
   |  |-- Conchopsis
   |  `--o Coelodendridae
   |     `-- Coelodendrum
   |--o Phaeogymnocellida
   |  |-- Phaeosphaeridae
   |  |-- Phaeodinidae
   |  `-- Atlanticellidae
   |--o Phaeocystina Haeckel, 1879 [Phaeocystida Haeckel, 1879 sensu Parker, 1982]
   |  |-- Aulographis
   |  |-- Cannoraphis
   |  |--o Aulacanthidae
   |  |  `-- Aulacantha
   |  `-- Astracanthidae
   |--o Phaeosphaeria Haeckel, 1879 [Phaeosphaerida Haeckel, 1879 sensu Parker, 1982]
   |  |--o Aulosphaeridae
   |  |  `-- Aulosphaera
   |  |--o Cannosphaeridae
   |  |  `-- Cannosphaera
   |  `--o Sagosphaeridae
   |     `-- Sagosphaera
   |?-o Phaeocalpida [not recognized by Adl et al., 2005]
   |  |-- Circoporidae
   |  |-- Porospathidae
   |  `-- Polypyramidae
   `--o Phaeogromia Haeckel, 1879 [Phaeogromida Haeckel, 1879 sensu Parker, 1982]
      |-- Haeckeliana
      |--o Castanellidae [treated as Phaeocalpid family by Parker, 182]
      |  `-- Castanella
      |--o Challengeridae
      |  `-- Challengeron
      |--o Medusettidae
      |  `-- Medusetta
      |--o Tuscaroridae [treated as Phaeocalpid family by Parker, 182]
      |  `-- Tuscarora
      `-- Concharidae

Reference(s):