exiguobacterium oxidotolerans exiguobacterium oxidotolerans exiguobacterium oxidotolerans is a gram-positive, alkaliphilic, facultative anaerobic and motile bacterium from the genus of exiguobacterium which has been isolated from a fish processing plant. exiguobacterium oxidotolerans scientific classification domain: bacteria phylum: bacillota class: bacilli order: bacillales family: bacillaceae genus: exiguobacterium species: e. oxidotolerans binomial name exiguobacterium oxidotoleransyumoto et al. 2004 type strain t-2-2