the root (no rank)
Bacteria (domain)
Proteobacteria (phylum)
Gammaproteobacteria (class)
Methylococcales (order)
Methylococcaceae (family)
[hide inferior taxa]
Methylobacillus (genus)
Methylobacter (genus)
Methylobacterium (genus)
Methylococcus capsulatus (species)
Methylomicrobium (genus)
Methylomonas (genus)
Methylosinus (genus)