#aphid  any of various small plant-sucking insects
  supertype:  plant_louse__louse  any of several small insects especially aphids that feed by sucking the juices from plants
  member of:  superfamily_Aphidoidea
  subtype:  green_apple_aphid__greenappleaphid__apple_aphid__appleaphid__Aphis_pomi  bright green aphid; feeds on and causes curling of apple leaves
  subtype:  blackfly__bean_aphid__Aphis_fabae  blackish aphid that infests e.g. beans and sugar beets
  subtype:  greenfly  greenish aphid; pest on garden and crop plants
     subtype:  green_peach_aphid__greenpeachaphid  yellowish green aphid that is especially destructive to peaches
     subtype:  pale_chrysanthemum_aphid  important pest of chrysanthemums
  subtype:  ant_cow__antcow  excretes a honeylike substance eaten by ants
  subtype:  woolly_aphid__woolly_plant_louse  secretes a waxy substance like a mass of fine curly white cotton or woolly threads
     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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