Related how?

Biota (Life)
Prokaryotes (Prokaryota)
Bacteria (Bacterium)
Posibacteria
Firmicutes (Gram-positive bacteria)
Clostridia
Clostridiales

Heliobacteria (137965)

Children (4 direct children, 16 direct and indirect children):

Heliobacillus (tree size 1)

Heliobacterium (tree size 5)

Heliophilum (tree size 1)

Heliorestis (tree size 5)