Methanocaldococcus fervens Dataset NCBI Taxonomy Rank SPECIES Classification phylum Euryarchaeota class Methanococci order Methanococcales family Methanocaldococcaceae genus Methanocaldococcus species Methanocaldococcus fervens Name Synonyms Methanocaldococcus fervens (Jeanthon et al. 1999) Whitman 2002 Methanococcus fervens Methanococcus fervens Jeanthon et al. 1999 Homonyms Methanocaldococcus fervens Methanocaldococcus fervens DSM 4213 Methanocaldococcus fervens (Jeanthon et al. 1999) Whitman 2002