Thermoanaerobacter acetoethylicus
Thermoanaerobacter brockii
(tree size 3)
Thermoanaerobacter ethanolicus
Thermoanaerobacter italicus
Thermoanaerobacter kivui
(tree size 1)
Thermoanaerobacter mathranii
(tree size 2)
Thermoanaerobacter siderophilus
Thermoanaerobacter sulfurophilus
Thermoanaerobacter thermocopriae
Thermoanaerobacter wiegelii
Thermoanaerobacter thermohydrosulfuricus
Thermoanaerobacter tengcongensis
(tree size 1)
Thermoanaerobacter kreatinophilus
Thermoanaerobacter pentosaceus
Thermoanaerobacter pseudethanolicus
Thermoanaerobacter sulfurigignens
Thermoanaerobacter uzonensis
Thermoanaerobacter finnii
Thermoanaerobacter subterraneus
Thermoanaerobacter yonseiensis