ornithinimicrobiaceae ornithinimicrobiaceae ornithinimicrobiaceae is a family of bacteria. it was created in 2018 after a large genome-based study of the actinobacteria. ornithinimicrobiaceae scientific classification domain: bacteria phylum: actinomycetota class: actinomycetia order: micrococcales family: ornithinimicrobiaceaenouioui et al. 2018 type genus ornithinimicrobiumgroth et al. 2001 genera ornithinimicrobium groth et al. 2001 serinicoccus yi et al. 2004