weissella fabalis weissella fabalis weissella fabalis is a facultatively anaerobic and non-motile bacterium from the genus of weissella which has been isolated from fermented cocoa beans from brazil. weissella fabalis scientific classification domain: bacteria phylum: bacillota class: bacilli order: lactobacillales family: lactobacillaceae genus: weissella species: w. fabalis binomial name weissella fabalissnauwaert et al. 2013 type strain ccug 61472, lmg 26217, m75