Treponema hyodysenteriae Harris et al. 1972 (Approved Lists 1980) Dataset NCBI Taxonomy Classification phylum Spirochaetota class Spirochaetia order Brachyspirales family Brachyspiraceae genus Brachyspira species Brachyspira hyodysenteriae Name Homonyms Treponema hyodysenteriae Treponema hyodysenteriae Harris et al. 1972 (Approved Lists 1980)