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Phytomyxea

The Phytomyxea are a class of protists that are parasites of plants. They are divided into the orders Plasmodiophorida ( ICZN, or Plasmodiophoromycota, ICBN) and Phagomyxida. A more common name for them is the plasmodiophorids, but this does not always include Phagomyxa (see taxobox).