ancylomarina subtilis ancylomarina subtilis ancylomarina subtilis is a gram-negative, facultatively anaerobic, moderately halophilic and non-motile bacterium from the genus of ancylomarina, which has been isolated from sediments from the coast of weihai in china. ancylomarina subtilis scientific classification domain: bacteria phylum: bacteroidota class: bacteroidia order: bacteroidales family: marinifilaceae genus: ancylomarina binomial name ancylomarina subtiliswu et al. 2016