Biota (Life)
Prokaryotes (Prokaryota)
Bacteria (Bacterium)
Negibacteria (Rjheekñndd)
Proteobacteria (Purple bacteria & relatives)
Alphaproteobacteria
Rhizobiales (Hyphomicrobiales)
Brucellaceae
Brucella
Brucella abortus
Brucella abortus bv. 1 (21399406)