arenimicrobiaceae arenimicrobiaceae the arenimicrobiaceae is a family of bacteria. arenimicrobiaceae scientific classification domain: bacteria phylum: acidobacteriota class: blastocatellia order: blastocatellales family: arenimicrobiaceaededysh and yilmaz 2018 type genus arenimicrobiumwüst et al. 2016 genera arenimicrobium wüst et al. 2016 brevitalea wüst et al. 2016