lewinella lewinella lewinella is a gram-negative, chemoorganotrophic and aerobic genus from the family lewinellaceae. lewinella scientific classification domain: bacteria phylum: bacteroidota class: saprospiria order: saprospirales family: lewinellaceae genus: lewinellasly et al. 1998 species l. agarilytica l. antarctica l. aquimaris l. cohaerens l. lacunae l. lutea l. marina l. maritima l. persica l. xylanilytica