pseudoruegeria aestuarii pseudoruegeria aestuarii pseudoruegeria aestuarii is a gram-negative, rod-shaped, aerobic and non-motile bacterium from the genus of pseudoruegeria which has been isolated from tidal flat sediments from muuido in korea. pseudoruegeria aestuarii scientific classification domain: bacteria phylum: pseudomonadota class: alphaproteobacteria order: rhodobacterales family: rhodobacteraceae genus: pseudoruegeria species: p. aestuarii binomial name pseudoruegeria aestuarii(park et al. 2015) cha et al. 2016 type strain jcm 30751, kccm 43133 synonyms pseudoruegeria litorea