persicobacter persicobacter persicobacter is a gram-negative, facultatively anaerobic, chemoorganotrophic, and motile genus from the family of persicobacteraceae. persicobacter scientific classification domain: bacteria phylum: bacteroidota class: cytophagia order: cytophagales family: persicobacteraceae genus: persicobacternakagawa et al. 1997 type species persicobacter diffluens species p. diffluens p. psychrovividus