the root (no rank)
Bacteria (domain)
Proteobacteria (phylum)
Alphaproteobacteria (class)
Sphingomonadales (order)
Sphingomonadaceae (family)
[hide inferior taxa]
Citromicrobium sp. (species)
Erythrobacter (genus)
Novosphingobium sp. (species)
Sphingobium (genus)
Sphingomonadaceae bacterium (species)
Sphingomonas (genus)
Sphingopyxis (genus)
Sphingosinicella xenopeptidilytica (species)
Zymomonas mobilis (species)