arenibacter arenibacter arenibacter is a rod-shaped and strictly aerobic genus from the family of flavobacteriaceae. arenibacter scientific classification domain: bacteria phylum: bacteroidota class: flavobacteriia order: flavobacteriales family: flavobacteriaceae genus: arenibacterivanova et al. 2001 type species arenibacter latericius species a. antarcticus a. algicola a. catalasegens a. certesii a. echinorum a. hampyeongensis a. latericius a. nanhaiticus a. palladensis a. troitsensis