marinomonas ushuaiensis marinomonas ushuaiensis marinomonas ushuaiensis is a gram-negative, psychrophilic, rod-shaped, non-spore-forming and motile bacterium from the genus of marinomonas which has been isolated from coastal sea water from ushuaia in argentina. marinomonas ushuaiensis scientific classification domain: bacteria phylum: pseudomonadota class: gammaproteobacteria order: oceanospirillales family: oceanospirillaceae genus: marinomonas species: m. ushuaiensis binomial name marinomonas ushuaiensisprabagaran et al. 2005 type strain cip 108668, dsm 15871, jcm 12170, mtcc 6143, u1 synonyms marinomonas alkaliphila