Biota (Life)
Prokaryotes (Prokaryota)
Bacteria (Bacterium)
Negibacteria (Rjheekñndd)
Proteobacteria (Purple bacteria & relatives)
Zetaproteobacteria
Mariprofundales (19684624)
Children (1 direct children, 3 direct and indirect children):
Mariprofundaceae
(tree size 2)