Biota (Life)
Prokaryotes (Prokaryota)
Bacteria (Bacterium)
Negibacteria (Rjheekñndd)
Proteobacteria (Purple bacteria & relatives)
Gammaproteobacteria
Purple sulfur bacteria (Chromatiales)
Halothiobacillaceae
Halothiobacillus
Halothiobacillus hydrothermalis (25860695)