the root (no rank)
Bacteria (domain)
Proteobacteria (phylum)
Epsilonproteobacteria (class)
Campylobacterales (order)
Helicobacteraceae (family)
Helicobacter (genus)
[hide inferior taxa]
candidatus Helicobacter suis (species)
Helicobacter actinonyx (species)
Helicobacter bilis (species)
Helicobacter bizzozeronii (species)
Helicobacter canadensis (species)
Helicobacter canis (species)
Helicobacter cinaedi (species)
Helicobacter felis (species)
Helicobacter fennelliae (species)
Helicobacter ganmani (species)
Helicobacter heilmannii (species)
Helicobacter hepaticus (species)
Helicobacter muridarum (species)
Helicobacter mustelae (species)
Helicobacter nemestrinae (species)
Helicobacter pametensis (species)
Helicobacter pullorum (species)
Helicobacter pylori (species)
Helicobacter rodentium (species)
Helicobacter salomonis (species)
Helicobacter sp. (species)