marinicauda salina marinicauda salina marinicauda salina is a gram-negative and aerobic bacterium from the genus of marinicauda which has been isolated from a marine solar saltern. marinicauda salina scientific classification domain: bacteria phylum: pseudomonadota class: alphaproteobacteria order: caulobacterales family: maricaulaceae genus: marinicauda species: m. salina binomial name marinicauda salinazhai et al. 2019 type strain wd6-1