CenarchaeumW
Cenarchaeum
HalobacteriumW
Halobacterium
HaloquadratumW
Haloquadratum
IgnicoccusW
Ignicoccus
MethanohalophilusW
Methanohalophilus
MethanosarcinaW
Methanosarcina
Nanoarchaeum equitansW
Nanoarchaeum equitans
PyrococcusW
Pyrococcus
PyrolobusW
Pyrolobus
SulfolobusW
Sulfolobus