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