Helicobacter Goodwin et al. 1989 emend. Vandamme et al. 1991 Dataset NCBI Taxonomy Classification phylum Campylobacterota class Epsilonproteobacteria order Campylobacterales family Helicobacteraceae genus Helicobacter Name Homonyms Helicobacter Helicobacter CLO3 Helicobacter Goodwin et al. 1989 emend. Vandamme et al. 1991