filimonas lacunae filimonas lacunae filimonas lacunae is a gram-negative, aerobic and motile bacterium from the genus of filimonas which has been isolated from fresh water from japan. filimonas lacunae scientific classification domain: bacteria phylum: bacteroidota class: chitinophagia order: chitinophagales family: chitinophagaceae genus: filimonas species: f. lacunae binomial name filimonas lacunaeshiratori et al. 2009 type strain dsm 21054, nbrc 104114, yt0021, yt21