#family_Nostocaceae__Nostocaceae  blue-green algae
  supertype:  bacteria_family  a family of bacteria
  member:  genus_Nostoc
  member of:  class_Cyanobacteria__Cyanophyceae__class_Cyanophyceae  photosynthetic bacteria found in fresh and salt water, having chlorophyll a and phycobilins; once thought to be algae: blue-green algae
     member of:  division_Cyanophyta__Cyanophyta  prokaryotic organisms sometimes considered a class or phylum or subkingdom; coextensive with the Cyanophyceae: cyanobacteria (blue-green algae)
        member of:  division_Eubacteria  one-celled monerans having simple cells with rigid walls and (in motile types) flagella
           member of:  kingdom_Monera__Monera  prokaryotic bacteria and blue-green algae and various primitive pathogens; because of lack of consensus on how to divide the organisms into phyla informal names are used for the major divisions

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