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|Noun||1.||Treponemataceae - small spirochetes some parasitic or pathogenic|
bacteria family - a family of bacteria
genus Treponema - type genus of Treponemataceae: anaerobic spirochetes with an undulating rigid body; parasitic in warm-blooded animals
genus Borrelia - small flexible parasitic spirochetes having three to five wavy spirals
genus Leptospira - very slender aerobic spirochetes; free-living or parasitic in mammals