marinomonas pontica marinomonas pontica marinomonas pontica is a gram-negative bacterium from the genus of marinomonas which has been isolated from sea water from the black sea in the ukraine. marinomonas pontica scientific classification domain: bacteria phylum: pseudomonadota class: gammaproteobacteria order: oceanospirillales family: oceanospirillaceae genus: marinomonas species: m. pontica binomial name marinomonas ponticaivanova et al. 2005 type strain 46-16, dsm 17793, kmm 3492, lmg 22531, ucm 11075 synonyms marinomonas pontii