neptunomonas qingdaonensis neptunomonas qingdaonensis neptunomonas qingdaonensis is a species of bacteria. it is gram-negative, motile, aerobic, oxidase- and catalase-positive and rod-shaped. the type strain is p10-2-4(t) ( = cgmcc 1.10971(t) = kctc 23686(t)). neptunomonas qingdaonensis scientific classification domain: bacteria phylum: pseudomonadota class: gammaproteobacteria order: oceanospirillales family: oceanospirillaceae genus: neptunomonas species: n. qingdaonensis binomial name neptunomonas qingdaonensisliu et al. 2013