ornithinimicrobium murale ornithinimicrobium murale ornithinimicrobium murale is a gram-positive and non-spore-forming bacterium species from the genus ornithinimicrobium which has been isolated from an indoor wall from giessen in germany. ornithinimicrobium murale scientific classification domain: bacteria phylum: actinomycetota class: actinomycetia order: micrococcales family: intrasporangiaceae genus: ornithinimicrobium species: o. murale binomial name ornithinimicrobium muralekämpfer et al. 2013 type strain 01-gi-040ccm 7610dsm 22056