acetothermus acetothermus acetothermus is a genus in the phylum bacteroidota (bacteria). acetothermus scientific classification domain: bacteria phylum: bacteroidota class: bacteroidia order: bacteroidales family: bacteroidaceae genus: acetothermus type species a. paucivorans etymology the name acetothermus derives from:latin noun acetum, vinegar; greek adjective thermos (θερμός), hot; neo-latin masculine gender noun acetothermus, a thermophilic microorganism producing acetic acid. species the genus contains single species, namely a. paucivorans ( dietrich et al. 1988, (type species of the genus).; latin adjective paucus, few, little; latin participle adjective vorans, eating, devouring; n.l participle adjective paucivorans, eating little (utilizing only a very restricted number of the supplied substrates).)