the root (no rank)
Bacteria (domain)
Firmicutes (phylum)
Bacilli (class)
Bacillales (order)
Bacillaceae (family)
Bacillus (genus)
Bacillus subtilis (species)
[hide inferior taxa]
Bacillus subtilis natto (subspecies)
Bacillus subtilis spizizenii (subspecies)
Bacillus subtilis subtilis (subspecies)