Related how?

Biota (Life)
Prokaryotes (Prokaryota)
Bacteria (Bacterium)
Negibacteria (Rjheekñndd)
Proteobacteria (Purple bacteria & relatives)
Gammaproteobacteria
Purple sulfur bacteria (Chromatiales)
Chromatiaceae
Nitrosococcus
Nitrosococcus oceani

Nitrosococcus oceani atcc 19707 (21398948)