mechercharimyces mechercharimyces mechercharimyces is a gram-positive and chemoorganotroph bacterial genus from the family of thermoactinomycetaceae. mechercharimyces scientific classification domain: bacteria phylum: bacillota class: bacilli order: bacillales family: thermoactinomycetaceae genus: mechercharimycesmatsuo et al. 2006 species m. asporophorigenens m. mesophilus