cobetia marina cobetia marina cobetia marina is a gram-negative halophilic marine bacterium. cobetia marina scientific classification domain: bacteria phylum: pseudomonadota class: gammaproteobacteria order: oceanospirillales family: halomonadaceae genus: cobetia species: c. marina binomial name cobetia marina(cobet et al. 1970) arahal et al. 2002 synonyms deleya marina (cobet et al. 1970) baumann et al. 1983 halomonas marina (cobet et al. 1970) dobson and franzmann 1996 arthrobacter marinus cobet et al. 1970 pseudomonas marina (cobet et al. 1970) baumann et al. 1972 history in 2013, halomonas halodurans was found to be a later description of the same bacteria, and was therefore reclassified as cobetia marina.