After Parker, 1982

<==o Prasinophyta [Prasinophyceae]
   |--o Pedinomonadales
   |  `-- Pedinomonadaceae
   |--o Monomastigales
   |  `-- Monomastigaceae
   |--o Pyramimonadales
   |  |-- Pyramimonadaceae
   |  `-- Halosphaeraceae
   |--o Pterospermatales
   |  `-- Pterospermataceae
   `--o Chlorodendralas
      `-- Chlorodendraceae

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