Related how?
Biota
(Life)
Prokaryotes
(Prokaryota)
Archaea
(Archaebacteria)
Euryarchaeota
Methanococci
Methanococcales
Methanocaldococcaceae (
4044099
)
Children (2 direct children, 12 direct and indirect children):
Methanotorris
(tree size 2)
Methanocaldococcus
(tree size 8)