Methanocaldococcaceae Dataset NCBI Taxonomy Rank FAMILY Classification kingdom Methanobacteriati phylum Methanobacteriota class Methanococci order Methanococcales family Methanocaldococcaceae Name Synonyms Methanocaldococcaceae Whitman et al. 2002 Homonyms Methanocaldococcaceae Methanocaldococcaceae Whitman et al. 2002