👉 Xylanobacillus is a genus of bacteria in the family Lactobacillaceae, which belongs to the order Bacteroidetes and the phylum Firmicutes. It is a facultative anaerobic bacterium that can grow on a variety of substrates including dairy products, plant material, and even paper waste. Xylanobacillus produces xylose from cellulose, which is found in a wide range of plant biomass sources.