rheinheimera pacifica rheinheimera pacifica rheinheimera pacifica is a gram-negative, rod-shaped, aerobic, halotolerant and motile bacterium from the genus of rheinheimera which has been isolated from deep sea water from the pacific. rheinheimera pacifica scientific classification domain: bacteria phylum: pseudomonadota class: gammaproteobacteria order: chromatiales family: chromatiaceae genus: rheinheimera species: r. pacifica binomial name rheinheimera pacificaromanenko et al. 2003 type strain ccug 46544, dsm 17616, iam 15043, jcm 12090, kmm 1406, nbrc 103167, nric 0539 synonyms pacifibacter primarius