wenxinia marina wenxinia marina wenxinia marina is a gram-negative, aerobic and heterotrophic bacterium from the genus of wenxinia which has been isolated from sediment from the xijiang oilfield of the south china sea in china. wenxinia marina scientific classification domain: bacteria phylum: pseudomonadota class: alphaproteobacteria order: rhodobacterales family: rhodobacteraceae genus: wenxinia species: w. marina binomial name wenxinia marinaying et al. 2007 type strain cgmcc 1.6105, dsm 24838, jcm 14017