Psychrobacter phenylpyruvicus
Psychrobacter pulmonis
Psychrobacter namhaensis
Psychrobacter sanguinis
Psychrobacter nivimaris
Psychrobacter fulvigenes
Psychrobacter celer
Psychrobacter aestuarii
Psychrobacter arenosus
Psychrobacter alimentarius
Psychrobacter aquimaris
Psychrobacter frigidicola
Psychrobacter adeliensis
Psychrobacter aquaticus
Psychrobacter arcticus
(tree size 1)
Psychrobacter cibarius
Psychrobacter cryohalolentis
(tree size 1)
Psychrobacter faecalis
Psychrobacter fozii
Psychrobacter glacincola
Psychrobacter immobilis
Psychrobacter jeotgali
Psychrobacter luti
Psychrobacter lutiphocae
Psychrobacter marincola
Psychrobacter maritimus
Psychrobacter okhotskensis
Psychrobacter pacificensis
Psychrobacter salsus
Psychrobacter submarinus
Psychrobacter vallis
Psychrobacter piscatorii
Psychrobacter proteolyticus
Psychrobacter urativorans
Psychrobacter oceani
Psychrobacter ciconiae
Psychrobacter pocilloporae
Psychrobacter glaciei
Psychrobacter pasteurii
Psychrobacter piechaudii
Psychrobacter pygoscelis