Methanocaldococcus infernus Dataset NCBI Taxonomy Rank SPECIES Classification phylum Euryarchaeota class Methanococci order Methanococcales family Methanocaldococcaceae genus Methanocaldococcus species Methanocaldococcus infernus Name Synonyms Methanocaldococcus infernus (Jeanthon et al. 1998) Whitman 2002 Methanococcus infernus Methanococcus infernus Jeanthon et al. 1998 Homonyms Methanocaldococcus infernus Methanocaldococcus infernus DSM 11812 Methanocaldococcus infernus (Jeanthon et al. 1998) Whitman 2002