protozoal classification

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Protozoa are classified into three phylla, with subdivision as follows:

  • sarcomastigophora
    • sarcodindia - amoebiae
    • mastigophora
      • intestinal - giardia
      • genital - trichomonas
      • blood and tissues - trypanosoma and leishmania
  • ampicomplexa - sporozoa
    • blood - plasmodium species
    • tissues - toxoplasma
    • intestine - cryptosporidium (þ lung - pneumocystis has recently been reclassified as a fungus)
  • ciliophora

Last reviewed 01/2018

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