#yellow-green_algae  any alga of the division Chrysophyta with its chlorophyll masked by yellow pigment
  supertype:  #alga__algae  primitive chlorophyll-containing mainly aquatic eukaryotic organisms lacking true stems and roots and leaves
  subtype:  #conferva  any of various algae of the genus Tribonema; algae with branching filaments that form scum in still or stagnant fresh water
  member of:  #division_Chrysophyta__Chrysophyta  mostly freshwater eukaryotic algae having the chlorophyll masked by brown or yellow pigment; yellow-green and golden-brown algae and diatoms: Xanthophyceae, Chrysophyceae, Bacillariophyceae; some some classification systems superseded or subsumed by Heterokontophyta
     member of:  #kingdom_Protoctista__Protoctista  in most modern classifications, replacement for the Protista; includes: Protozoa; Euglenophyta; Chlorophyta; Cryptophyta; Heterokontophyta; Rhodophyta; unicellular protists and their descendant multicellular organisms: regarded as distinct from plants and animals

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