Related how?

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

Thiocystis (25558469)

Children (6 direct children, 6 direct and indirect children):