Thermococcus alcaliphilus Dataset NCBI Taxonomy Rank SPECIES Classification kingdom Methanobacteriati phylum Methanobacteriota class Thermococci order Thermococcales family Thermococcaceae genus Thermococcus species Thermococcus alcaliphilus Name Synonyms Thermococcus alcaliphilus Keller et al. 1997 Homonyms Thermococcus alcaliphilus Thermococcus alcaliphilus Keller et al. 1997