#bacteria_genus  a genus of bacteria
  supertype:  #genus__genu  (biology) taxonomic group containing one or more species
  subtype:  #genus_Aerobacter  #genus_Rhizobium  #genus_Agrobacterium  #genus_Bacillus  #genus_Clostridium  #genus_Nostoc  #genus_Trichodesmium  #genus_Pseudomonas  #genus_Xanthomonas  #family_Nitrobacteriaceae  #genus_Nitrobacter  #genus_Nitrosomonas  #genus_Thiobacillus  #genus_Spirillum  #genus_Vibrio  #genus_Bacteroides  #genus_Escherichia  #genus_Klebsiella  #genus_Salmonella  #genus_Shigella  #genus_Erwinia  #genus_Rickettsia  #genus_Chlamydia  #genus_Mycoplasma  #genus_Actinomyces  #genus_Streptomyces  #genus_Mycobacterium  #genus_Polyangium  #genus_Micrococcus  #genus_Staphylococcus  #genus_Lactobacillus  #genus_Diplococcus  #genus_Streptococcus  #genus_Spirochaeta  #genus_Treponema  #genus_Borrelia  #genus_Leptospira
  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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