caenispirillum salinarum caenispirillum salinarum caenispirillum salinarum is a gram-negative, vibrio-shaped and motile bacterium from the genus of caenispirillum which has been isolated from a solar saltern in kakinada in india. caenispirillum salinarum scientific classification domain: bacteria phylum: pseudomonadota class: alphaproteobacteria order: rhodospirillales family: rhodospirillaceae genus: caenispirillum species: c. salinarum binomial name caenispirillum salinarumritika et al. 2012 type strain jcm 17360, mtcc 10963, ak4