#order_Spirochaetales__Spirochaetales  higher bacteria; slender spiral rodlike forms
  supertype:  animal_order  the order of animals
  member of:  division_Eubacteria
  member:  family_Spirochaetaceae__Spirochaetaceae  large coarsely spiral bacteria; free-living in fresh or salt water or commensal in bodies of oysters
     member:  genus_Spirochaeta__Spirochaeta  type genus of the family Spirochaetaceae; flexible undulating chiefly aquatic bacteria
  member:  spirochete__spirochaete  parasitic or free-living bacteria; many pathogenic to humans and other animals
  member:  family_Treponemataceae__Treponemataceae  small spirochetes some parasitic or pathogenic
     member:  genus_Treponema  type genus of Treponemataceae: anaerobic spirochetes with an undulating rigid body; parasitic in warm-blooded animals
        member:  treponema  spirochete that causes disease in humans (e.g. syphilis and yaws)
     member:  genus_Borrelia  small flexible parasitic spirochetes having three to five wavy spirals
        member:  borrelia  cause of e.g. European and African relapsing fever
        member:  Borrelia_burgdorferi__Lime_disease_spirochete  cause of Lyme disease; transmitted primarily by ticks of genus Ixodes
     member:  genus_Leptospira  very slender aerobic spirochetes; free-living or parasitic in mammals
        member:  leptospira  important pathogens causing Weil's disease or canicola fever

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