#woolly_aphid__woolly_plant_louse  secretes a waxy substance like a mass of fine curly white cotton or woolly threads
  supertype:  #aphid  any of various small plant-sucking insects
  subtype:  #woolly_apple_aphid__American_blight__Eriosoma_lanigerum  primarily a bark feeder on aerial parts and roots of apple and other trees
  subtype:  #woolly_alder_aphid__Prociphilus_tessellatus  attacks alders

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