the root (no rank)
Bacteria (domain)
Firmicutes (phylum)
Clostridia (class)
Clostridiales (order)
Veillonellaceae (family)
[hide inferior taxa]
Acidaminococcus fermentans (species)
Megasphaera elsdenii (species)
Veillonella parvula (species)
Veillonella sp. (species)