[organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Domain Bacteria Woese et al. 1990
     Phylum "Proteobacteria" Garrity et al. 2005 see Superphylum Proteobacteria Craig et al. 2010
       Class Gammaproteobacteria Garrity et al. 2005
         Order Alteromonadales Bowman and McMeekin 2005
           Family Psychromonadaceae Ivanova et al. 2004
             Genus Psychromonas Mountfort et al. 1998
               1 Psychromonas antarctica corrig. Mountfort et al. 1998
               2 Psychromonas arctica Groudieva et al. 2003
               3 Psychromonas ingrahamii Auman et al. 2006
               4 Psychromonas kaikoae Nogi et al. 2002
               5 Psychromonas marina Kawasaki et al. 2002
               6 Psychromonas profunda Xu et al. 2003