aerococcaceae aerococcaceae the aerococcaceae are a family of gram-positive lactic acid bacteria, including the bacterium that causes gaffkaemia in lobsters. aerococcaceae scientific classification domain: bacteria phylum: bacillota class: bacilli order: lactobacillales family: aerococcaceae genera abiotrophia aerococcus dolosicoccus eremococcus facklamia fundicoccus globicatella ignavigranum vaginisenegalia