Examples include:
Acidilobus saccharovorans.
Aeropyrum pernix.
Desulfurococcus kamchatkensis.
Hyperthermus butylicus.
Igniococcus hospitalis.
Ignisphaera aggregans.
Pyrolobus fumarii.
Staphylothermus hellenicus.
Thermosphaera aggregans Ignisphaera aggregans.
Sulfolobus tokodaii Metallosphaera sedula Staphylothermus.
