Methanothermococcus okinawensis Takai et al. 2002 Dataset NCBI Taxonomy Classification phylum Euryarchaeota class Methanococci order Methanococcales family Methanococcaceae genus Methanothermococcus species Methanothermococcus okinawensis Name Homonyms Methanothermococcus okinawensis Methanothermococcus okinawensis DSM 14208 Methanothermococcus okinawensis Takai et al. 2002