marinomonas spartinae marinomonas spartinae marinomonas spartinae is a gram-negative, chemoorganotrophic, aerobic and halophilic bacterium from the genus of marinomonas which has been isolated from the plant spartina maritima. marinomonas spartinae scientific classification domain: bacteria phylum: pseudomonadota class: gammaproteobacteria order: oceanospirillales family: oceanospirillaceae genus: marinomonas species: m. spartinae binomial name marinomonas spartinaelucena et al. 2016 type strain cect 8886, kctc 42958, smj19