alloiococcus otitis alloiococcus otitis alloiococcus otitis is a species of bacteria first isolated from human middle-ear fluid, the type species of its monotypic genus. the type strain is ncfb 2890. alloiococcus otitis scientific classification domain: bacteria phylum: bacillota class: bacilli order: lactobacillales family: carnobacteriaceae genus: alloiococcus species: a. otitis binomial name alloiococcus otitisaguirre and collins 1992